The cation resulting from the protonation of the amino group at the 4 position of (R)-N-tert-butylpiperazine-2-carboxamide.


Puromycin monoprotonated at the amino nitrogen. It is the predominant species at pH 7.3.


A phytoceramide having (2S,3R)-2,3-dihydroxytetracosanoyl as the N-acyl group.


The members of the class of phosphatidylethanolamines which have the L-glycero-1-phosphate (D-glycero-3-phosphate) configuration.


The zwitterion of 1-sn-phosphatidylethanolamine formed by proton transfer from the phosphate to the primary amino group.


A class of glycerophospholipids in which a (2S)-2,3-diacylglycerol phosphate group is esterified by condensation with the alcoholic hydroxy group of L-serine.


1-sn-phosphatidyl-L-serine zwitterion

The zwitterion resulting from the transfer of a proton from the carboxylic acid group to the amino group of a 1-sn-phosphatidyl-L-serine.


The anion resulting from the removal of the proton from the hydrogen phosphate group of 1-sn-phosphatidyl-L-serine zwitterion.


A nucleotide-sugar oxoanion that is the conjugate base of N(omega)-(ADP-D-ribosyl)-L-arginine; major species at pH 7.3.


phosphonatoformate

The trianion resulting from the removal of three protons from phosphonoformic acid.


caesium ion

A caesium atom having a net electric charge.


tellurium ion

A tellurium atom having a net electric charge.


aluminium ion

An aluminium atom having a net electric charge.


A A 1,2-diacyl-sn-glycero-3-phosphocholine(1+) that is the dilauroyl diester of phosphatidiylcholine.


A 1,2-diacyl-sn-glycero-3-phosphocholine(1+) that is the dicaproyl diester of phosphatidiylcholine.


Benzaldehyde substituted at the 4-position by an N,N-dimethylamino group and at C-3 by bromine.


A partially hydrogenated benzophenanthridine carrying an oxo group at C-4, geminal methyl groups at C-2 and a 3-bromo-4-(dimethylamino)phenyl group at C-5.


DIMETHYLADENINE

A tertiary amine that is adenine substituted at N-6 by geminal methyl groups.


A phosphorodiamidate ester of N,N-dimethyladenosine in which the NR2 groups on phosphorus are morpholino and N(2)-acetyl-N(5)-L-lysino.


A hydrocarbyladenosine in which adenosine is substituted at N-6 by an isopentenyl group.


phosphorodiamidate ester

A phosphoric ester (phosphate) that has two OH groups replaced by NR2 groups.


dioleoyl phosphatidylethanolamine

A phosphatidylethanolamine in which the phosphatidyl acyl groups are both oleoyl.


A phosphatidylethanolamine in which the phosphatidyl acyl groups at C-1 and C-2 are palmitoyl and oleoyl respectively.


1-oleoyl phosphatidylethanolamine

A phosphatidylethanolamine in which the phosphatidyl acyl group at C-1 is oleoyl.


D-glucuronic acid 3-sulfate

A monosaccharide sulfate that is D-glucuronic acid esterified at O-3 by sulfuric acid.


An oligosaccharide derivative that is a derivative of an octasaccharide consisting of GlcUAbeta1-3GalNAc(6-O-sulfate) disaccharide units with a Delta(4,5)HexUA(2-O-sulfate)alpha1-3GalNAc(6-O-sulfate) disaccharide unit at the non-reducing end.  It has been isolated from a partial chondroitinase ABC digest of a commercial shark cartilage chondroitin sulfate (CS-C) preparation.


An oligosaccharide derivative that is an octasaccharide derivative consisting of an irregular string of NHAcetyl-substituted and O-sulfated monosaccharide residues with a Delta(4,5)HexUAalpha1-3GalNAc(6-O-sulfate) disaccharide unit at the non-reducing end. It has been isolated from a partial chondroitinase ABC digest of a commercial shark cartilage chondroitin sulfate (CS-C) preparation.


L-alpha-phosphatidylglycerol

A  phosphatidylglycerol that is an sn-glycerol 3-phosphate backbone ester-bonded to either saturated or unsaturated fatty acids on carbons 1 and 2. A further glycerol substituent is bonded via a phosphomonoester linkage.


The E (anti) isomer of testosterone 3-(O-carboxymethyl)oxime.


The Z (anti) isomer of testosterone 3-(O-carboxymethyl)oxime.


2-octynoic acid

An acetylenic fatty acid that is octanoic acid (caprylic acid) which has been doubly dehydrogenated at positions 2 and 3 to give the corresponding alkynoic acid. It is widely used in perfumes, lipstick, and many common food flavourings.


A 1,3-oxazole having a phenyl substituent at the 2-position and an oxo group at the 5-position. Note that phenyloxazolone is commonly used as a synonym for 4-(ethoxymethylene)-2-phenyloxazol-5-one (PhOx).


testosterone 3-(O-carboxymethyl)oxime

The oxime O-ether formed from testosterone and (aminooxy)acetic acid.


A glycosylgalactose derivative consisting of D-galactose having a beta-D-N-acetylgalactosaminyl residue attached at the 3-position.


A glycosylgalactose derivative consisting of D-galactose having a beta-D-N-acetylgalactosaminyl residue attached at the 4-position.


isoniazid

A carbohydrazide obtained by formal condensation between pyridine-4-carboxylic acid and hydrazine.


A D-GalpNAc-(1->3)-D-GalpNAc in which the 2-acetamidogalactosyl group (attached to position 3 of the 2-acetamidogalactose moiety) has alpha- configuration.


The alpha-amino-acid anion resulting from the removal of the proton from the carboxylic acid group of L-thyroxine.


An oxime O-ether that is the histamine derivative of testosterone 3-(O-carboxymethyl)oxime.


The E (anti) isomer of testosterone-3-CMO-Hist.


The Z (syn) isomer of testosterone-3-CMO-Hist.


Transition state of the chorismate mutase catalyzed Claisen rearrangement of chorismate to prephenate.


An oligosaccharide derivative that is a tridecasaccharide derivative, the oligosaccharide portion of the Proteus penneri strain 8 (O67) lipopolysaccharide (LPS) core region.


The anion resulting from the removal of the proton from the carboxylic acid group of 3,3',5-triiodo-L-thyronine.


isonicotinamide

A pyridinecarboxamide that is the monocarboxylic acid amide derivative of  isonicotinic acid.


An N-acetyl-alpha-D-galactosaminide having a 4-nitrophenyl substituent at the anomeric position.


thyroid hormone

Any hormone produced by the thyroid gland


The pyranose form of D-galactosamine.


aldehydo-D-galactosamine

The open-chain form of D-galactosamine.


methyl N-acetyl-beta-D-galactosaminide

An N-acetyl-beta-D-galactosaminide having a methyl substituent at the anomeric position.


L-homocysteine thiolactone

A thiolactone arising from formal condensation of the mercapto (sulfanyl) and carboxylic acid groups of L-homocysteine.


A tetrasaccharide composed of three alpha-D-Kdo residues and one acetylated glucosamine residue.  It is a partial structure of chlamydial lipopolysaccharide (LPS).


thiolactone

A cyclic thioester of a mercapto carboxylic acid, containing a 1-thiacycloalkan-2-one structure, or an analogue having unsaturation or heteroatoms replacing one or more carbon atoms of the ring.


A 1,2-diacyl-sn-glycero-3-phosphocholine having palmitoyl and 5-oxovaleryl groups at the 1- and 2-positions respectively.


ISONICOTINIC ACID

A pyridinemonocarboxylic acid in which the carboxy group is at position 4 of the pyridine ring.


A 1,2-diacyl-sn-glycero-3-phosphocholine having palmitoyl and epoxyisoprostanoyl groups at the 1- and 2-positions respectively.


A branched octasaccharide consisting of two repeating tetrasaccharide units; part of the O-specific polysaccharide from S. enteritidis .


An amino trisaccharide consisting of a 3-O-sulfo-beta-D-glucuronic acid residue, a D-galactosyl residue and an N-acetyl-D-glucosamine residue (at the reducing end) in a linear sequence.


A sialotetraosylceramide having beta-D-Gal-(1->3)-beta-D-GalNAc-(1->4)-[alpha-Neu5Gc-(2->3)]-beta-D-Gal-(1->4)-beta-D-Glc as the sialotetraosyl component.


A glycopentaosylceramide having beta-D-GlcA-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc as the pentasaccharide component; isolated from human sciatic nerves and cauda equina.


A dimethylpyrimido[4,5-b][1,4]benzodiazepin-6-one carrying at C-2 on the pyrimidine ring a [2-ethoxy-4-(4-hydroxypiperidin-1-yl)phenyl]amino substituent.  It is an inhibitor of the BMK1 kinase pathway.


pyrimidobenzodiazepine

Any three-ring heterocyclic compound with a skeleton consisting of a pyrimidine ring fused to a benzodiazepine bicycle.


ganglioside GM2 (18:0)

A  sialotriaosylceramide that is N-acetyl-beta-D-galactosaminyl-(1->4)-alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-N-acylsphingosine in which the acyl group on the sphingosine nitrogen is octadecanoyl. A constituent of natural ganglioside GM2.


A dicarboxylic acid comprising 8-hydroxy-2-oxabicyclo[3.3.1]non-6-ene having carboxy groups placed at the 3- and 5-positions.


D-tryptophan polyoxin C

Polyoxin C in which the primary amino group has been condensed with D-tryptophan to form a peptide bond.


The oxime resulting from the formal condensation of 2-methyl-2-(methylsulfanyl)propanal with hydroxylamine. Addition of the oxime group to methyl isocyanate forms the final step in the synthesis of the systemic insecticide aldicarb.


An organophosphate oxoanion derived from 2-O-(6-phosphono-alpha-D-mannosyl)-D-glyceric acid by removal of the two protons from the phosphate group and the proton from the carboxylic acid group.


alpha-D-mannose 6-phosphate(2-)

Dianion of alpha-D-mannose 6-phosphate; major species at pH 7.3.


Any benzimidazole substituted at the 1 position by erythrose.


peptide anion

An anion formed by deprotonation of at least one peptide carboxy group.


2-hydroxybenzoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of salicylic acid.


N-salicyloyl-L-seryl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of N-salicyloyl-L-serine.


The univalent carboacyl group formed by loss of -OH from the carboxy group of 2-(2-hydroxyphenyl)-4,5-dihydro-1,3-oxazole-4-carboxylic acid.


purine N-oxides

Any N-oxide of a purine or purine derivative.


dipyrromethane cofactor(4-)

Tetracarboxylate anion of dipyrromethane cofactor; major species at pH 7.3.


1-methyl-7-nitroisatoic anhydride

A 3,1-benzoxazin-1,4-dione having an N-methyl substituent and a nitro group at the 7-position.


ferroheme b(2-)

Dicarboxylate anion of ferroheme b; major species at pH 7.3.


A disaccharide derivative consisting of two 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl units joined via an alpha-(2->8)-linkage with an O-allyl group at the anomeric centre.


A disaccharide derivative consisting of two 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl units joined via an alpha-(2->4)-linkage with an O-allyl group at the anomeric centre.


(R)-profenamine

The (R)-enantiomer of profenamine.


(S)-profenamine

The (S)-enantiomer of profenamine.


A trisaccharide derivative consisting of three 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl units in a linear sequence with an O-allyl group at the anomeric centre.


An adenosine 5'-monophosphate having a salicyl group at the 3'-position; intermediate in mycobactin biosynthesis.


dimethyl cardiolipin

The dimethyl phosphate ester of cardiolipin.


acetyl cardiolipin

A derivative of cardiolipin having an acetyl group attached to the free hydroxy group of the central glycerol moiety.


(R)-ethosuximide

The (R)-enantiomer of ethosuximide.


(S)-ethosuximide

The (S)-enantiomer of ethosuximide.


tetraoleyl cardiolipin

A cardiolipin derivative in which all four of the phosphatidyl acyl groups are specified as oleoyl.


iron-sulfur-vanadium cofactor

A 7Fe-V-9S-X-homocitryl cluster, the structure of which is assumed to be analogous to the 7Fe-Mo-9S-X-homocitryl cluster. The identity of the X atom is not known, possibly carbon or oxygen.


diphosphatidyl propylene glycol

A derivative of cardiolipin lacking the 2-hydroxy group of the central glycerol moiety.


(R)-ethotoin

The (R)-enantiomer of ethotoin.


(S)-ethotoin

The (S)-enantiomer of ethotoin.


A D-galactosyl-N-acylsphingosine having a sulfo group at the 3-position on the galactose ring and tetracosanoyl as the N-acyl group.


(KDO)3-lipid IVA

Lipid IVA glycosylated with three 3-deoxy-D-manno-octulosonic acid (KDO) residues.


(KDO)4-lipid IVA

Lipid IVA glycosylated with four 3-deoxy-D-manno-octulosonic acid (KDO) residues.


(KDO)-lipid IVA(5-)

(KDO)-lipid IVA deprotonated at both phosphono groups and at the uronic acid carboxy group.  It is the major species at pH 7.3.


(KDO)2-lipid IVA(6-)

(KDO)2-lipid IVA deprotonated at both phosphono groups and at the uronic acid carboxy groups. It is the major species at pH 7.3.


A D-galactosyl-N-acylsphingosine having a sulfo group at the 3-position on the galactose ring and palmitoyl as the N-acyl group.


(KDO)3-lipid IVA(7-)

(KDO)3-lipid IVA deprotonated at both phosphono groups and at the uronic acid carboxy groups. It is the major species at pH 7.3.


(KDO)4-lipid IVA(8-)

(KDO)4-lipid IVA deprotonated at both phosphono groups and at the uronic acid carboxy groups. It is the major species at pH 7.3.


Trianion of trans,poly-cis-decaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


The R-enantiomer of etodolac. It is inactive, in contrast to the enantiomer, (S)-etodolac, which is a preferential inhibitor of cyclo-oxygenase 2 and a non-steroidal anti-inflammatory. The racemate is commonly used for the treatment of rheumatoid arthritis and osteoarthritis, and for the alleviation of postoperative pain.


(S)-etodolac

The S-enantiomer of etodolac. It is a preferential inhibitor of cyclo-oxygenase 2 and a non-steroidal anti-inflammatory, whereas the enantiomer, (R)-etodolac, is inactive. The racemate is commonly used for the treatment of rheumatoid arthritis and osteoarthritis, and for the alleviation of postoperative pain.


A sulfoglycosphingolipid that is sphingosine substituted on O-1 by a 3-O-sulfo-beta-D-galactosyl group; sulfatide in which one acyl chain has been removed by ozonolysis.


lipid IVA oxoanion

Any oxoanion formed by loss of one or more protons from the phosphate groups of a lipid IVA compound.


2-cis,6-cis-farnesyl diphosphate(3-)

Trianion of 2-cis,6-cis-farnesyl diphosphate arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


A disaccharide derivative consisting of a 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl residue and a 3-deoxy-7-O-methyl-alpha-D-manno-oct-2-ulopyranonosyl joined via an alpha-(2->8)-linkage.


An amino tetrasaccharide antigen consisting of two 3-deoxy-D-manno-oct-2-ulose residues and two glucosamine residues (one at the reducing end) in a linear sequence, with two phosphate groups attached.


cytidine 5'-monophosphate(2-)

A pyrimidine nucleoside 5'-monophosphate(2-) that results from the removal of two protons from the phosphate group of cytidine 5'-monophosphate; major species at pH 7.3.


alkanal

An aldehyde of formula CR3CHO, where at least one R group is not H.


An amino pentasaccharide epitope consisting of three 3-deoxy-D-manno-oct-2-ulose residues and two N-acetylglucosamine residues (one at the reducing end) in a linear sequence, with one phosphate group attached.


A brached tetrasaccharide epitope consisting of four 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl residues, linked as shown.


A six-membered oligosaccharide phosphate antigen consisting of four 3-deoxy-D-manno-oct-2-ulose residues and two glucosamine residues (one at the reducing end) in a branched sequence, with two phosphate groups attached.


A phytoceramide having (2S,3R)-2,3-dihydroxyhexacosanoyl as the N-acyl group.


An organophosphate oxoanion that is the trianion of ditrans,polycis-tridecaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


An organophosphate oxoanion that is the trianion of ditrans,polycis-dodecaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


An organophosphate oxoanion that is the trianion of ditrans,polycis-tetradecaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


Trianion of tri-trans,poly-cis-undecaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


alpha-L-galactose 1-phosphate(2-)

Dianion of alpha-L-galactose 1-phosphate arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


D-alanyl-D-serine zwitterion

Zwitterionic form of D-alanyl-D-serine arising from migration of a proton from the OH of the carboxy terminus to the amino terminus.


An amino hexasaccharide epitope consisting of three 3-deoxy-D-manno-oct-2-ulose residues and two N-acetylglucosamine residues (one at the reducing end) in a branched sequence, with one phosphate group attached.


Dianion of ditrans,polycis-undecaprenyl phosphate arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


A trisaccharide consisting of three 3-deoxy-alpha-D-manno-oct-2-ulopyranonosyl units in a branched sequence.


GPL C-II

A glycopeptidolipid antigen isolated from Mycobacterium chelonae and Mycobacterium abscessus.


GPL P-I

A glycopeptidolipid antigen isolated from Mycobacterium peregrinum.


A monosaccharide derivative that is the 3,4-di-O-methyl derivative of alpha-L-rhamnose. An epitope identified from the glycolipids isolated from Mycobacterium chelonae and Mycobacterium abscessus.


The 2-O-sulfo-3,4-di-O-methyl derivative of alpha-L-rhamnopyranose


nickel-iron-sulfur cluster

An  iron-sulfur cluster comprising both nickel and iron atoms and bridging sulfur ligands.


tungsten cation

A generic term for all the possible tungsten cations (W6+, W4+, etc...)


A ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen.


2'-hydroxyphenyl-2-thiazolin-3-yl group

An organyl group, which is an intermediate of pyochelin biosynthesis (bound to carrier protein).


D-glucosyl-N-tetracosanoylsphinganine

A glycodihydroceramide that is a sphinganine derivative having a D-glucosyl group at the 1-position and a tetracosanoyl group attached to the nitrogen.


A ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen and no hydroxylation at C-4 of the long-chain base or at C-2 or C-3 of the very-long-chain fatty acid.


A ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, no hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


D-galactosyl-N-tetracosanoylsphinganine

A glycodihydroceramide that is a sphinganine derivative having a D-galactosyl group at the 1-position and a tetracosanoyl group attached to the nitrogen.


D-galactosyl-N-hexadecanoylsphinganine

A  glycodihydroceramide that is a sphinganine derivative having a D-galactosyl group at the 1-position and a hexadecanoyl group attached to the nitrogen.


A ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, no hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


A ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and no additional hydroxylation of the very-long-chain fatty acid.


bacteriopheophytin

A cyclic tetrapyrrole comprising any bacteriochlorophyll molecule with two hydrogen atoms replacing the magnesium centre.


A ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and no additional hydroxylation of the very-long-chain fatty acid.


A ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


A ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


A ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, with no hydroxylation at C-4 of the long-chain base or on the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, with no hydroxylation at C-4 of the long-chain base or on the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, with hydroxylation at C-2 of the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, with hydroxylation at C-2 of the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, with hydroxylation at C-4 of the long-chain base.


A mannosylated ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, with hydroxylation at C-4 of the long-chain base.


A mannosylated ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a hexacosanyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long chain base, and hydroxylation at C-2 of the very long chain fatty acid.


dicetyl hydrogen phosphate

The dihexadecyl ester of phosphoric acid.


dioleoyl phosphatidylglycerol

A phosphatidylglycerol in which the phosphatidyl acyl groups are both oleoyl.


dioleoylphosphatidic acid

A phosphatidic acid in which the phosphatidyl acyl groups are both oleoyl.


dioleoyl phosphatidylcholine

A phosphatidylcholine in which the phosphatidyl acyl groups are both oleoyl.


aztreonyl group

A univalent carboacyl group group formed from nucleophilic cleavage of the beta-lactam ring of aztreonam.


A phosphatidylglycerol consisting of cardiolipin lacking one fatty acyl group from the 2 or 2'-position.


A phosphatidylglycerol consisting of cardiolipin lacking two fatty acyl groups from the 2 and 2'-positions.


name: P. stuartii O33 O-specific polysaccharide

description: A polysaccharide derivative composed of a backbone of linear derivatised-tetrasaccharide repeating units that are joined to each other via beta-(1->6)-linkages.


A univalent carboacyl group formed by loss of OH from the carboxy group of 2-(2-hydroxyphenyl)-4,5-dihydro-1,3-thiazole-4-carboxylic acid; an intermediate of pyochelin biosynthesis (bound to carrier protein).


name: S. Pullorum strain 77 O-specific polysaccharide

description: A polysaccharide composed of a backbone of branched pentasaccharide repeating units that are joined to each other via alpha-(1->2)-linkages.


A mannosylated ceramide phosphoinositol compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


A mannosylated ceramide phosphoinositol compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain-base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


A dodecasaccharide comprising two branched hexasaccharide units joined via a beta-(1->2) linkage. Part of the lipopolysaccharide obtained from Salmonella serogroup C1.


A polysaccharide composed of a backbone of linear trisaccharide repeating units that are joined to each other via alpha-(1->2)-linkages; corresponds to the O repeating unit of Salmonella serogroup E.


An inositol phosphomannosylinositol phosphoceramide compound having a tetracosanoyl group attached to the ceramide nitrogen.


An inositol phosphomannosylinositol phosphoceramide compound having a hexacosanoyl group attached to the ceramide nitrogen.


A mannosylinositol phosphorylceramide compound having an inositol 1-phosphoryl group attached to the mannose residue and a tetracosanoyl group attached to the ceramide nitrogen, with no hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a hexacosaonyl group attached to the ceramide nitrogen, with no hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and no additional hydroxylation of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and no additional hydroxylation of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a tetracosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


An inositol phosphomannosylinositol phosphoceramide compound having a hexacosanoyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long-chain base, and hydroxylation at C-2 and C-3 of the very-long-chain fatty acid.


mannose-1D-myo-inositol 1-phosphate

A phosphorylated mannosylinositol compound which constitutes the head group of some mannosylinositol phosphorylceramides (the MIPCs), and is a product of their catabolism.


mannose-(1D-myo-inositol 1-phosphate)2

A phosphorylated mannosylinositol compound which constitutes the head group of some mannosylinositol phosphorylceramides (the M(IP)2Cs), and is a product of their catabolism.


glycodihydroceramide

A dihydroceramide having at least one glycosyl group attached to either of its hydroxy groups.


A 2,3-diacyl-1-alpha-D-galactosyl-sn-glycerol in which the groups at the 2- and 3-positions are oleoyl and palmitoyl respectively.


Fe-coproporphyrin III

A metalloporphyrin consisting of coproporphyrin III with a central iron atom.


A 1,2-diacyl-3-alpha-D-galactosyl-sn-glycerol in which the groups at the 1- and 2-positions are linoleoyl and oleoyl respectively.


oxidised cardiolipin

An oxidised form of cardiolipin, usually arising from either chemical or enzymic oxidation of any C=C double bonds in the phosphatidyl acyl groups.


reduced cardiolipin

A reduced form of cardiolipin, usually arising from hydrogenation of any C=C double bonds in the phosphatidyl acyl groups.


Ethylbenzene in which the pro-R alpha-hydrogen is substituted by the nitrogen at the 1 position of 1H-imidazole-5-carboxylic acid. Its ethyl ester, etomidate, is used as an intravenous anaesthetic.


trans,poly-cis-decaprenyl diphosphate

A decaprenyl diphosphate having (Z)-stereochemistry in all but one of the double bonds.


A tridecaprenyl diphosphate having two (E)- and ten (Z)-double bonds.


A dodecaprenyl diphosphate having two (E)- and nine (Z)-double bonds.


A tetradecaprenyl diphosphate having two (E)- and eleven (Z)-double bonds.


name: 4-amino-4-deoxy-alpha-L-arabinopyranosyl ditrans,polycis-undecaprenyl phosphate zwitterion

description: Zwitterionic form of 4-amino-4-deoxy-alpha-L-arabinopyranosyl ditrans,polycis-undecaprenyl phosphate having an anionic phosphate group and a protonated amino group; major species at pH 7.3.


A tridecaprenyl diphosphate having three (E)- and seven (Z)-double bonds.


alpha-L-galactose 1-phosphate

A L-galactose 1-phosphate compound having beta-configuration about the anomeric centre.


peptide zwitterion

Zwitterionic form of any peptide where, in general, the amino terminus is positively charged and the carboxy terminus is negatively charged.


D-alanyl-D-serine

A dipeptide comprising D-serine with a D-alanyl residue attached to the alpha-nitrogen.


ditrans,polycis-undecaprenyl phosphate

An undecaprenyl phosphate having two (E)- and eight (Z)-double bonds.


ISOPROTHIOLANE

A malonate ester that is diisopropyl malonate in which the two methylene hydrogens at position 2 are replaced by a 1,3-dithiolan-2-ylidene group. An insecticide and fungicide used to control a range of diseases including Pyricularia oryzae, Helminthosporium sigmoideum and Fusarium nivale.


The trianion arising from deprotonation of the diphosphate hydroxy groups and the imide nitrogen of 6-hydroxy-FAD.


A 2'-deoxyribonucleoside 5'-diphosphate obtained by deprotonation of the diphosphate OH groups of 2'-deoxyuridine 5'-diphosphate (dUDP).


A polyprenyl glycosyl phosphate having eleven prenyl units and 4-amino-4-deoxy-alpha-L-arabinopyranosyl as the glycosyl moiety.


An ionic macromolecule consisting of (6R)-5,10-methylenetetrahydrofolate(2-) with an arbitrary number of glutamate residues attached as a polypeptide to the single existent one.


pyrraline

A pyrrole having formyl and hydroxymethyl substituents at positions 2 and 5 respectively; useful as indicator of advanced stages of the Maillard reaction, which produces advanced glycation end-products (AGEs).


A (14)C-modified compound that is the 1,2-di-O-palmitoyl-derivative of sn-glycero-3-phosphocholine where both palmitoyl groups have (14)C labels at the C-1 position.


A 1-acyl-2-linoleoyl-sn-glycero-3-phosphocholine where the 1-O-acyl group is specified as palmitoyl and the linoleoyl group has (14)C labels at the C-1 position.


A glycodihydroceramide having an alpha-D-glucuronic acid residue at the O-1 position and a tetradecanoyl group attached to the nitrogen.


A glycosylmannose consisting of an beta-D-galactosyl residue attached to alpha-D-mannose at the 3-position.


The amino hexadecasaccharide obtained when four molecules of the repeating tetrasacchride unit from Shigella dysenteriae O-specific polysaccharide are joined via alpha-(1->3) linkages.


A 1,2,4-triazolo[3,4-a]phthalazine having a methyl substituent at the 3-position.


N',N'',N'''-triacetylfusarinine C

An hydroxamate siderophore produced by several fungal species.


triazolophthalazine

An organic heterotricyclic compound comprising a triazole ring fused to a phthalazine ring system.


An amino pentasaccharide epitope consisting of three 3-deoxy-D-manno-oct-2-ulose residues and two N-acetylglucosamine residues (one at the reducing end) in a linear sequence.


phosphatidylinositol dimannoside

A glycosylphosphatidylinositol having two D-mannosyl groups as the glycosyl moieties; obtained via extraction of the cell wall of Mycobacterium bovis.


phosphatidylinositol pentamannoside

A glycosylphosphatidylinositol having a pentamannose moiety of unspecified composition as the glycosyl fragment; obtained via extraction of the cell wall of Mycobacterium bovis.


trehalose monomycolate

Any trehalose bearing a single O-mycolate substituent; obtained via extraction of the cell wall of Mycobacterium bovis.


An organophosphate oxoanion that is the anion of adenosylcobinamide guanosyl diphosphate with overall charge -1, arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


Monoanion of cob(I)alamin arising from deprotonation of the phosphate OH group; major species at pH 7.3.


name: magnesium 13(1)-hydroxyprotoporphyrin 13-monomethyl ester(1-)

description: The conjugate base of magnesium 13(1)-hydroxyprotoporphyrin 13-monomethyl ester, formed by deprotonation of the carboxyethyl group at C-17.  It is  the principal species at pH 7.3.


ISOPROTURON

A member of the class of phenylureas that is 1,1-dimethylurea substituted by a p-cumenyl group at position 3. A selective, systemic herbicide used to control annual grasses and broadleaf weeds in cereals, its use within the EU has been banned after September 2017 on the grounds of potential groundwater contamination and risks to aquatic life; there have also been concerns about its endocrine-disrupting properties.


name: magnesium 13(1)-oxoprotoporphyrin 13-monomethyl ester(1-)

description: The conjugate base of magnesium 13(1)-oxoprotoporphyrin 13-monomethyl ester, formed by deprotonation of the carboxyethyl group at C-17. It is the principal species at pH 7.3.


name: magnesium protoporphyrin 13-monomethyl ester(1-)

description: The conjugate base of magnesium protoporphyrin 13-monomethyl ester, formed by deprotonation of the carboxyethyl group at C-17. It is the principal species at pH 7.3.


adenosylcobalamin 5'-phosphate(2-)

The conjugate base of adenosylcobalamin 5'-phosphate, formed by loss of two protons from the 5'-phosphate group.


The anion of 5-hydroxybenzimidazolylcob(I)amide, formed by loss of a proton from the phosphate OH group. It is the major species at pH 7.3.


A polysaccharide derivative composed of a backbone of beta-D-GlcNAc-(1->4)-L-Rha repeating units that are joined to each other via alpha-(1->3)-linkages; corresponds to the repeating unit of the O-polysaccharide from Pasteurella haemolytica serotypes 3 and 15.


A polysaccharide derivative composed of a backbone of linear trisaccharide derivative repeating units that are joined to each other via beta-(1->4)-linkages; corresponds to the repeating unit of the O-polysaccharide from Pasteurella haemolytica serotypes 1, 6 and 9.


A polysaccharide composed of a backbone of alpha-galactopyranosyl-(1->3)-galactofuranosyl repeating units that are joined to each other via beta-(1->4)-linkages; corresponds to the repeating unit of the O-polysaccharide from Pasteurella haemolytica serotypes 4 and 10.


The anion formed from 6-methyl-7-oxo-8-(1-D-ribityl)lumazine by removal of a proton from the nitrogen at position 3 (i.e. between the oxo groups). It is the major species at physiological pH.


iron-sulfur-iron cofactor

P-cluster from Mo-independent nitrogenases, deprotonated to pH 7.3. Unfortunately, there are no structures available, and one of the O ligands of Fe has actually not been confirmed (hence the X in the name)


poly(chloroprene) polymer

A homopolymer composed of poly(chloroprene) macromolecules.


polycarbazole polymer

A homopolymer, composed of polycarbazole macromolecules.


poly(2,9-carbazole) polymer

A polycarbazole polymer, composed of poly(2,9-carbazole)macromolecules.


poly(1,8-carbazole) polymer

A polycarbazole polymer, composed of poly(1,8-carbazole) macromolecules.


poly(3,6-carbazole) polymer

A polycarbazole polymer, composed of poly(3,6-carbazole) macromolecules.


poly(carbazole-3,6-diyl) polymer

A poly(3,6-carbazole) polymer, composed of poly(carbazole-3,6-diyl) macromolecules.


poly(carbazole-1,8-diyl) polymer

A poly(1,8-carbazole) polymer, composed of poly(carbazole-1,8-diyl) macromolcules.


poly(indolo[3,2-b]carbazole) polymer

A polycarbazole polymer, composed of poly(indolo[3,2-b]carbazole)macromolecules.


poly(3,9-carbazole) polymer

A polycarbazole polymer, composed of poly(3,9-carbazole) macromolecules.


poly(2,7-carbazole) polymer

A polycarbazole polymer, composed of poly(2,7-carbazole) macromolecules.


poly(carbazole-2,7-diyl) polymer

A poly(2,7-carbazole) polymer, composed of poly(carbazole-2,7-diyl) macromolecules.


ISORHAMNETIN

A monomethoxyflavone that is quercetin in which the hydroxy group at position 3' is replaced by a methoxy group.


An alkyl,acyl-sn-glycero-3-phosphoethanolamine zwitterion in which unspecified alkyl and acyl groups are located at positions 1 and 2 respectively.


indole alkaloid cation

Any cation arising from protonation of at least one of the amino functions in an indole alkaloid.


phosphatidylglycerol phosphate(3-)

The glycerophosphoglycerophosphate anion of charge -3 formed by loss of a 3 protons from the OH groups of the phosphate functions.


An ionic phospholipid that is the organophosphate oxoanion formed from phosphatidylglycerol by removal of a proton from the phosphate OH group.


The zwitterion formed by transfer of a proton from the OH of the phospho group to the alanyl amino nitrogen.


molybdenum cofactor(2-)

Molybdenum cofactor MoCo protonated to pH 7.3.


gamma-poly(glutamic acid) polymer

A homopolymer, composed of gamma-poly(glutamic acid) macromolecule.


O-(cyclohexanecarbonyl)lysergol

Lysergol esterified with cyclohexanecarboxylic acid.


lysergol

An alkaloid of the ergoline family that occurs as a minor constituent in some species of fungi and in the morning glory family of plants. Its structure is that of ergoline with a methyl group at N-6 and a beta-hydroxymethyl substituent at C-8.


ergoline alkaloid

One of a class of naturally occurring alkaloids with a structure based on that of ergoline.


ferroheme o(2-)

The cyclic tetrapyrrole anion that is ferroheme o protonated to pH 7.3.


Flavin protonated to pH 7.3


ferriheme a(1-)

Ferriheme a protonated to pH 7.3.


gamma-poly(L-glutamic acid) polymer

A gamma-poly(glutamic acid) polymer, composed of gamma-poly(L-glutamic acid) macromolecules.


gamma-poly(D-glutamic acid) polymer

A gamma-poly(glutamic acid) polymer, composed of gamma-poly(D-glutamic acid) macromolecules.


molybdopterin guanine dinucleotide(3-)

An organophosphate oxoanion that is molybdopterin guanine dinucleotide protonated to pH 7.3.


molybdopterin cytosine dinucleotide(3-)

Molybdopterin cytosine dinucleotide protonated to pH 7.3


An organophosphate oxoanion arising from deprotonation of the two diphosphate OH groups of Mo(V)-molybdopterin cytosine dinucleotide; major species at pH 7.3.


benzylpenicillenate

The conjugate base of benzylpenicillenic acid.


benzylpenilloaldehyde

Degradation product of benzylpenicillin in which the thiolamino acid penicillamine and carbon dioxide from the labile carboxyl group have been lost, leaving a phenylacetylamino-acetaldehyde.


m-azobenzenesulfonate

The conjugate base of m-azobenzenesulfonic acid.


m-azobenzenesulfonic acid

Azobenzene derivative carrying a single sulfonate substituent at the meta-position.


p-nitrobenzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 4-nitrobenzoic acid.


A phenylazo group in which the phenyl ring is substituted at the meta positions with a glycinocarbonyl and a (racemic) leucinocarbonyl group. It is found as part of a protein conjugate in anti-GIL rabbit serum.


3-(leucinocarbonyl)phenylazo group

A phenylazo group in which the phenyl ring is substituted at the meta position with a (racemic) leucinocarbonyl group.


poly(ether) polymer

A polymer composed of poly(ether) macromolecules.


poly(galactose) polymer

A polyether homopolymer, composed of poly(galactose) macromolecules.


polyacetylene polymer

A homopolymer, composed of polyacetylene macromolecules.


poly(ethene-1,2-diyl) polymer

A polyacetylene polymer, composed of poly(ethene-1,2-diyl) macromolecules.


poly(diacetylene) polymer

A polyacetylene polymer, composed of poly(diacetylene) macromolecules.


poly(diiododiacetylene) polymer

A poly(diacetylene) polymer, composed of poly(diiododiacetylene) macromolecules.


poly(2,5-furylene vinylene) polymer

A polyacetylene polymer, composed of poly(2,5-furylene vinylene) macromolecules.


An amino trisaccharide consisting of a 3-deoxy-D-manno-oct-2-ulose residue and two glucosamine residues (one at the reducing end) in a linear sequence, with three phosphate groups attached. Isolated from the lipopolysaccharide obtained from Haemophilus influenzae.


S-benzylpenicillenate group

The radical group formally derived from benzylpenicillenate by homolysis of the S-H bond and loss of the hydrogen radical thereby formed.


A branched amino hexasaccharide corresponding to part of the lipooligosaccharide from Neisseria meningitidis.


ferroheme c

A ferroheme coordination complex bearing 1-sulfanylethyl substituents at the 8- and 13-positions.


A glycosylglucose where the glycosyl component is D-glycero-alpha-D-manno-heptopyranose attached via an alpha-(1->6)-linkage; the epitope of the lipooligosaccharide isolated from Haemophilus ducreyi strain ITM 2665.


felypressin

A synthetic nonapeptide comprising cysteinyl, phenylalanyl, phenylalanyl, glutaminyl, asparaginyl, cysteinyl, prolyl, lysyl, and glycinamide residues in sequence, with a disulfide bridge joining the two cysteine residues. Its antidiuretic effects are less than those of vasopressin. It is used as a vasoconstrictor in local anaesthetic injections for dental use, and is an ingredient of preparations that have been used for treatment of pain and inflammation of the mouth.


An amino tetrasaccharide consisting of two 3-deoxy-D-manno-oct-2-ulose residues and two glucosamine residues (one at the reducing end) in a linear sequence, with a phosphate group at the reducing end. Corresponds to the core oligosaccahride isolated from Salmonella minnesota strain R 595.


The conjugate base of fenoprofen.


p-azophenyltrimethylammonium

An azobenzene derivative carrying two para-trimethylammonium substituents.


A 3-sn-phosphatidyl L-serine in which the phosphatidyl acyl groups are both oleoyl.


An amino disaccharide consisting of a 3-deoxy-4-O-phosphono-D-manno-oct-2-ulose residue attached to beta-glucosamine via an alpha-(2->6)-linkage.


An amino disaccharide consisting of a 3-deoxy-5-O-phosphono-D-manno-oct-2-ulose residue attached to beta-glucosamine via an alpha-(2->6)-linkage.


An amino disaccharide consisting of a 3-deoxy-4-O-phosphono-D-manno-oct-2-ulose residue attached to beta-glucosamine via an alpha-(2->6)-linkage with an O-allyl group at the anomeric centre.


An amino disaccharide consisting of a 3-deoxy-5-O-phosphono-D-manno-oct-2-ulose residue attached to beta-glucosamine via an alpha-(2->6)-linkage with an O-allyl group at the anomeric centre.


The 1-O-allyl-5-phospho derivative of 3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid.


The 1-O-allyl-4-phospho derivative of 3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid.


poly(phenylenevinylene) polymer

A homopolymer, composed of poly(phenylenevinylene) macromolecules.


A poly(phenylenevinylene) polymer, composed of poly[2-methoxy-5-(2'-ethyl-hexyloxy)-p-phenylenevinylene] macromolecules.


A poly(phenylenevinylene) polymer, composed of poly[2,5-bis(cholestanoxy)-1,4-phenylenevinylene] macromolecules.


poly(p-phenylenevinylene) polymer

A poly(phenylenevinylene) polymer composed of poly(p-phenylenevinylene) macromolecules.


polyfluorene polymer

A homopolymer, composed of polyfluorene macromolecules.


BICOZAMYCIN

A commercially important azabicyclic antibiotic obtained from Streptomyces sapporonensis. It inhibits the Rho protein of E. coli.


EUFLAVINE

The cation obtained from 3,6-diaminoacridine by methylation of the nitrogen at position 10.


poly(9,9'-fluorene) polymer

A polyfluorene polymer, composed of poly(9,9'-fluorene) macromolecules.


An acrylic macromolecule prepared via co-polymerisation of alpha-D-Kdo-4P-O(CH2)3S(CH2)2NHCOCH=CH2 with acrylamide.


name: poly[9,9-bis((6'-N,N,N-trimethylammonium)hexyl)fluorenylene phenylene dibromide] polymer

description: A poly(9,9'-fluorene) polymer, composed of poly[9,9-bis((6'-N,N,N-trimethylammonium)hexyl)fluorenylene phenylene dibromide] macromolecules.


An acrylic macromolecule prepared via co-polymerisation of alpha-D-Kdo-5P-O(CH2)3S(CH2)2NHCOCH=CH2 with acrylamide.


isoscutellarein

A tetrahydroxyflavone that is apigenin with an extra hydroxy group at position 8.


poly(9,9'-dioctylfluorene) polymer

A poly(9,9'-fluorene) polymer, composed of poly(9,9'-dioctylfluorene) macromolecules.


poly(2,7-fluorene) polymer

A polyfluorene polymer, composed of poly(2,7-fluorene) macromolecules.


poly(fluorene-2,7-diyl) polymer

A poly(2,7-fluorene) polymer, composed of poly(fluorene-2,7-diyl) macromolecules.


A homopolymer, composed of omega-hydroxypoly(furan-2,5-diylmethylene) macromolecules.


A homopolymer, composed of poly(diallyldimethylammonium chloride) macromolecules.


A linear amino pentasaccharide comprising lacto-N-neotetraose having an alpha-N-acetylneuraminyl residue attached at the 6-position of the galactosyl residue at the non-reducing end.


eosin 5-isothiocyanate

The 2',4',5',7'-tetrabromo-5-isothiocyanato derivative of fluorescein; exhibits phosphorescence with an emission maximum at ~680 nm.


amide fungicide

Compounds that contain an amide group as a key feature of their structure and which have been used as fungicides.


A phosphocholine carrying an O-(4-diazoniophenyl) substituent.


rhodamine B isothiocyanate

A xanthene dye with excitation wavelength of 544 nm and emission wavelength of 576 nm. Exists as an inseparable mixture of 5- and 6-isocyanate isomers.


opioid receptor antagonist

An agent that binds to but does not activate an opioid receptor thereby blocking the actions of endogenous or exogenous opioid receptor agonists.


MEFENOXAM

A methyl N-(2,6-dimethylphenyl)-N-(methoxyacetyl)alaninate that is the more active R-enantiomer of metalaxyl. A systemic fungicide, it is active against phytopathogens of the order Peronosporales and is used to conrtrol Pythium in a number of vegetable crops.


rhodamine B 6-isothiocyanate

The 6-isomer of rhodamine B isothiocyanate.


An aromatic diazonium ion consiting of a benzene core with diazonium and trimethylammonium groups para to one another.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched undecasaccharide consisting of one D-glucosyl residue, eight D-mannosyl residues and two N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


A homopolymer, composed of poly(diallylmethylammonium chloride) macromolecules.


poly(triphenylamine) polymer

A homopolymer, composed of poly(triphenylamine) macromolecules.


poly(propylene imine) polymer

A homopolymer, composed of poly(propylene imine) macromolecules.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched hexasaccharide consisting of three D-mannosyl residues and three N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


polythiophene polymer

A homopolymer, composed of polythiophene macromolecules.


A polythiophene polymer, composed of poly[3-(3'-N,N,N-triethylamino-1-propyloxy)-4-methylthiophene-2,5-diyl hydrochloride] macromolecules.


poly(2,5-thiophene) polymer

A polythiophene polymer, composed of poly(2,5-thiophene) macromolecules.


poly(3-hexylthiophene-2,5-diyl) polymer

A poly(2,5-thiophene) polymer, composed of poly(3-hexylthiophene-2,5-diyl) macromolecules.


poly(thiophene-2,5-diyl) polymer

A poly(2,5-thiophene) polymer composed of poly(thiophene-2,5-diyl) macromolecules.


A polythiophene polymer, composed of poly{3-[(S)-5-amino-5-carboxyl-3-oxapentyl]-2,5-thiophenylene hydrochloride} macromolecules.


A polythiophene polymer, composed of poly(3,4-ethylenedioxythiophene) macromolecules.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched decasaccharide consisting of seven D-mannosyl residues, one D-glucosyl residue and two N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched undecasaccharide consisting of eight D-mannosyl residues, one D-glucosyl residue and two N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched octasaccharide consisting of five D-mannosyl residues and three N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched decasaccharide consisting of eight D-mannosyl residues and two N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


The pentanoate anion substituted at the alpha-carbon by a hydroxy group.  The conjugate base of 2-hydroxypentanoic acid, it is the predominant species at physiological pH.


(S)-2-hydroxy-3-methylbutyric acid

The S-enantiomer of 2-hydroxy-3-methylbutyric acid. It is used as a chiral building block for peptide synthesis.


N-acetyl group

An acetyl group (CHEBI:40574) attached to a nitrogen atom


The tetraethyl ester of [[(3-hydroxypyridin-2-yl)amino]methylene]bisphosphonic acid


LEFRADAFIBAN

A member of the class of pyrrolidin-2-ones that is pyrrolidin-2-one in which the 3-pro-S-hydrogen is substituted by a 2-methoxy-2-oxoethyl group, while the 5-pro-S-hydrogen is substituted by a ({4'-[N-(methoxycarbonyl)carbamimidoyl]biphenyl-4-yl}oxy)methyl group. It is an orally active prodrug of fradafiban, a figrinogen receptor antagonist.


Ethanone substituted at C-1 by a (2-trifluoromethoxyphenyl group and at C-2 by a nitro group.


A 4-aryl-5-(2-hydroxyalkyl)pyridine derivative used as a glucagon receptor antagonist.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched nonasaccharide consisting of seven D-mannosyl residues and two N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


delta-amino acid ester

Any ester of a delta-amino acid.


amoxicillin diketopiperazine

A member of the class of 2,5-diketopiperazines obtained via autoaminolysis of amoxicillin.


bridged diphenyl antifungal agent

Any organic aromatic compound containing two phenyl (or substituted phenyl) groups attached to a single carbon or heteroatom and which has significant antifungal properties.


2-hydroxy-3-methylbutyric acid

A valine derivative that is valine in which the amino group has been replaced by a hydroxy group.


2-hydroxypentanoic acid

A 2-hydroxy monocarboxylic acid that is valeric (pentanoic) acid substituted at the alpha-position by a hydroxy group.


A linear trisaccharide, which forms part of the repeating unit of the Salmonella serogroup B oligosaccharide.


An N(4)-glycosylated asparagine residue in which the glycan moiety is a branched heptasaccharide consisting of three D-mannosyl residues and four N-acetylglucosamine residues, one of which at the reducing end is bonded to the asparagine N(4) atom.


porfimer

The purified component of haematoporphyrin derivative, it consists of a mixture of oligomeric porphyrins formed by ether and ester linkages of up to eight porphyrin units (n = 0-6), where R = CH(OH)Me and/or CH=CH2.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the phosphatidyl acyl groups at positions 1 and 2 are stearoyl and oleoyl respectively.


valproate

A branched-chain saturated fatty acid anion that is the conjugate base of valproic acid.


A polyprenylhydroquinone in which the polyprenyl substituent is octaprenyl at C-2; a methoxy group is also present at C-6.


A polyprenylhydroquinone in which the polyprenyl substituent is octaprenyl at C-3; methoxy and methyl groups are also present at C-5 and C-2 respectively.


prostaglandin E2(1-)

The conjugate base of prostaglandin E2; major species at pH 7.3.


N-benzoylglycinate

An alpha-amino-acid anion that is the conjugate base of N-benzoylglycine; major species at pH 7.3.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the phosphatidyl acyl groups at positions 1 and 2 are both arachidonoyl.


A 4,6-O-[(1R)-1-carboxyethylidene]-D-galactose having alpha-configuration at the anomeric centre.


5-chloropentanoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of 5-chloropentanoic acid.


2-(trifluoromethyl)benzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 2-(trifluoromethyl)benzoic acid.


3-(trifluoromethyl)benzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 3-(trifluoromethyl)benzoic acid.


4-(trifluoromethyl)benzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 4-(trifluoromethyl)benzoic acid.


2,5-bis(trifluoromethyl)benzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 2,5-bis(trifluoromethyl)benzoic acid.


4-bromobenzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 4-bromobenzoic acid.


2-iodobenzoyl group

The aroyl group formed by loss of -OH from the carboxy group of 2-iodobenzoic acid.


A polythiophene polymer, composed of poly(2,2'-bithiophene-5,5'-diyl) macromolecules.


6-bromohexanoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of 6-bromohexanoic acid.


chloroacetyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of chloroacetic acid.


isotretinoin

A retinoic acid that is all-trans-retinoic acid in which the double bond which is alpha,beta- to the carboxy group is isomerised to Z configuration. A synthetic retinoid, it is used for the treatment of severe cases of acne and other skin diseases.


(2,2,2-trifluoroethoxy)acetyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of (2,2,2-trifluoroethoxy)acetic acid.


(E)-2-(trifluoromethyl)cinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of (2E)-3-[2-(trifluoromethyl)phenyl]prop-2-enoic acid.


(E)-3-(trifluoromethyl)cinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of (2E)-3-[3-(trifluoromethyl)phenyl]prop-2-enoic acid.


(E)-4-(trifluoromethyl)cinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of (E)-4-(trifluoromethyl)cinnamic acid.


4-chlorocinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of 4-chlorocinnamic acid.


3-methylcinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of 3-methylcinnamic acid.


3-nitrocinnamoyl group

The univalent carboacyl group formed by loss of -OH from the carboxy group of 3-nitrocinnamic acid.


poly(alkoxythiophene) polymer

A polythiophene polymer, composed of poly(alkoxythiophene) macromolecules.


The univalent carboacyl group formed by loss of -OH from the carboxy group of 3-[2-(trifluoromethyl)phenyl]propanoic acid.


A poly(alkoxythiophene) polymer, composed of poly(3-alkoxythiophene) macromolecules.


poly(3-methoxythiophene) polymer

A poly(3-alkoxythiophene) polymer, composed of poly(3-methoxythiophene) macromolecules.


poly(3-ethoxythiophene) polymer

A poly(3-alkoxythiophene) polymer, composed of poly(3-ethoxythiophene) macromolecules.


name: poly(ethyl ethoxyethylene phosphate) polymer

description: A homopolymer, composed of poly(ethyl ethoxyethylene phosphate) macromolecules.


polycationic polymer

An ionic polymer, composed of polycationic macromolecules.


polyalkenylene polymer

A homopolymer, composed of polyalkenylene macromolecules.


polybutadiene polymer

A polyalkenylene polymer, composed of polybutadiene macromolecules.


cembrane diterpenoid

One of a class of 14-membered macrocyclic diterpenoids characterised by the presence of an isopropyl group at C-1 and by three symmetrically disposed methyl groups at C-4, -8 and -12.


cembrane

A 14-membered macrocyclic diterpene carrying an isopropyl group at C-1 and three symmetrically disposed methyl groups at C-4, -8 and -12.


nitrogen-containing fatty acid

Any fatty acid containing nitrogen as either a substituent or a replacement for a methylene carbon.


aza fatty acid

Any  nitrogen-containing fatty acid that is a fatty acid in which nitrogen replaces carbon as the divalent group -NH for the group -CH2 or a single trivalent N atom for the group -CH.


halo fatty acid

Any fatty acid carrying at least one halo substituent.


fluoro fatty acid

Any halo fatty acid containing at least one fluoro substituent.


2-(trifluoromethyl)benzoic acid

A benzoic acid carrying a trifluoromethyl substituent at the 2-position.


3-trifluoromethylbenzoic acid

A benzoic acid carrying a trifluoromethyl substituent at the 3-position.


4-trifluoromethylbenzoic acid

A benzoic acid carrying a 4-trifluoromethyl substituent.


2,5-bis(trifluoromethyl)benzoic acid

A benzoic acid carrying trifluoromethyl substituents at the 2- and 5-positions.


4-bromobenzoic acid

A bromobenzoic acid carrying a single bromo subsituent at the 4-position.


6-bromohexanoic acid

An organobromine compound comprising hexanoic acid having a bromo substituent at the 6-position.


5-chloropentanoic acid

An organochlorine compound comprising pentanoic acid with a 5-chloro substituent.


(2,2,2-trifluoroethoxy)acetic acid

An organofluorine compound consisting of acetic acid carrying a 2-(2,2,2-trifluoroethoxy) substituent.


(E)-2-(trifluoromethyl)cinnamic acid

A member of the class of (trifluoromethyl)benzenes consisting of trans-cinnamic acid having a trifluoromethyl substituent at the ortho-position.


(E)-3-(trifluoromethyl)cinnamic acid

A member of the class of   (trifluoromethyl)benzenes consisting of trans-cinnamic acid having a trifluoromethyl substituent at the meta-position.


(E)-4-(trifluoromethyl)cinnamic acid

A member of the class of  (trifluoromethyl)benzenes consisting of trans-cinnamic acid having a trifluoromethyl substituent at the para-position.


3-NITRO-CINNAMIC ACID

A C-nitro compound comprising trans-cinnamic acid having a nitro group at position 3 on the phenyl ring.


A monocarboxylic acid comprising propionic acid having a 2-(trifluoromethyl)phenyl group at the 3-position.


poly(vinylethylene) polymer

A polybutadiene polymer, composed of poly(vinylethylene) macromolecules.


poly(1,3-butadiene) polymer

A polybutadiene polymer, composed of poly(1,3-butadiene) macromolecules.


polybenzoxazole polymer

A homopolymer, composed of polybenzoxazole macromolecules.


A polybenzoxazole polymer, composed of poly[(6,6'-bibenzoxazole)-2,2'-diyl-1,4-phenylene] macromolecules.


polythiourethane polymer

A homopolymer, composed of polythiourethane macromolecules.


poly(selenophene-2,5-diyl) polymer

A homopolymer, composed of poly(selenophene-2,5-diyl) macromolecules.


bromobenzoic acid

Any benzoic acid carrying at least one bromo substituent on the benzene ring.


4-chlorobenzoyl chloride

An acyl chloride consisting of benzoyl chloride having a chloro substituent in the para-position.


4-chlorobenzoyl group

An aroyl group formed by removing the OH from the carboxy group of 4-chlorobenzoic acid.


2-chlorobenzoyl group

An aroyl group formed by removing the OH from the carboxy group of 2-chlorobenzoic acid.


2-chlorobenzoyl chloride

An acyl chloride consisting of benzoyl chloride having a chloro substituent in the ortho-position.


all-trans-decaprenyl diphosphate(3-)

An organophosphate oxoanion which is obtained from all-trans-decaprenyl diphosphate by removal of the three protons from the diphosphate group. The major species at pH 7.3.


dilinoleoyl phosphatidylglycerol

A phosphatidylglycerol in which the phosphatidyl acyl groups are both linoleoyl.


ditetradecanoyl phosphatidylglycerol

A phosphatidylglycerol in which the phosphatidyl acyl groups are both tetradecanoyl (myristoyl).


dipalmitoyl phosphatidylglycerol

A phosphatidylglycerol in which the phosphatidyl acyl groups are both palmitoyl.


dilauroyl phosphatidylglycerol

A phosphatidylglycerol in which the phosphatidyl acyl groups are both lauroyl.


procainamide 4-hydroxylamine

A benzamide obtained via formal condensation of 4-hydroxylaminobenzoic acid and 2-(diethylamino)ethylamine; a metabolite in liver microsomes.


ACECAINIDE

A benzamide obtained via formal condensation of 4-acetamidobenzoic acid and 2-(diethylamino)ethylamine.


A benzamide obtained via formal condensation of 4-nitrosobenzoic acid and 2-(diethylamino)ethylamine.


An arabinotetraose in which the four arabinofuranose residues are in a beta(1->2), alpha(1->5) and alpha(1->5) linear sequence (with alpha-configuration at the reducing end). Corresponds to part of the lipoarabinomannam from Mycobacterium leprae and M. tuberculosis.


A thiouridine in which the oxygen replaced by sulfur is that at C-2.


guanosine 3'-monophosphate(2-)

A nucleoside 3'-phosphate(2-) obtained by deprotonation of the phosphate OH groups of guanosine 3'-monophosphate (GMP); mjor species at pH 7.3.


GPL P-II

A glycopeptidolipid antigen isolated from Mycobacterium peregrinum.


poly(phosphazene) polymer

A homopolymer composed of poly(phosphazene) macromolecules.


poly(dichlorophosphazene) polymer

A poly(phosphazene) polymer, composed of poly(dichlorophosphazene) macromolecules.


poly(caprolactone) polymer

A homopolymer, composed of poly(caprolactone) macromolecules.


polyurethane polymer

A homopolymer, composed of polyurethane macromolecules.


A polypeptide comprising the 12-amino acid sequence KATIGFEVQEE where the N-terminal lysyl (K) residue has an acetyl group at the Nalpha-position and a lipoyl group on the side-chain. A component of the inner lipoyl domain of the second enzyme of the pyruvate dehydrogenase complex (PDC-E2), to which antibodies are raised in the autoimmune disease primary biliary cirrhosis.


A glycopentaosylceramide having beta-D-GlcA3S-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc as the pentasaccharide component.


poly(sulfone) polymer

A homopolymer, composed of poly(sulfone) macromolecules.


poly(thioether-sulfone) polymer

A poly(sulfone) polymer, composed of poly(thioether-sulfone) macromolecules.


poly(ether-sulfone) polymer

A poly(sulfone) polymer, composed of poly(ether-sulfone) macromolecules.


polyphenylene ethynylene polymer

A homopolymer, composed of polyphenylene ethynylene macromolecules.


poly(p-phenylene ethynylene) polymer

A polphenylene ethynylene polymer, composed of poly(p-phenylene ethynylene) macromolecules.


A glycoheptaosylceramide having beta-D-GlcA3S-(1->3)-[beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)]2-beta-D-Gal-(1->4)-beta-D-Glc as the heptasaccharide component.


acrylic polymer

A polymer, composed of acrylic macromolecules.


A sialotetraosylceramide consisting of a linear pentasaccharide made up from one sialyl residues, two galactose residues, one N-acetylglucosamine residue and a glucose residue at the reducing end attached to N-stearoylsphingosine via a beta-linkage.


A glycophytoceramide having an alpha-D-galactopyranosyl residue at the O-1 position and an icosa-11,14-dienoyl group attached to the nitrogen.


A glycophytoceramide having an alpha-D-galactopyranosyl residue at the O-1 position and an 8-(4-fluorophenyl)octanoyl group attached to the nitrogen.


poly(phenylene) polymer

A homopolymer, composed of poly(phenylene) macromolecules.


poly(1,4-phenylene) polymer

A poly(phenylene) polymer, composed of poly(1,4-phenylene) macromolecules.


poly(methyl acrylate) polymer

An acrylic polymer, composed of poly(methyl acrylate) macromolecules.


poly(glycidyl methacrylate) polymer

An acrylic polymer, composed of poly(glycidyl methacrylate) macromolecules.


An acrylic polymer, composed of poly[2-(2-methoxyethoxy)ethyl methacrylate] macromolecules.


An acrylic polymer, composed of poly(2-hydroxyethyl methacrylate) macromolecules.


itraconazole

An N-arylpiperazine that is cis-ketoconazole in which the imidazol-1-yl group is replaced by a 1,2,4-triazol-1-yl group and in which the actyl group attached to the piperazine moiety is replaced by a p-[(+-)1-sec-butyl-5-oxo-1,5-dihydro-4H-1,2,4-triazol-4-yl]phenyl group. A potent P-glycoprotein and CYP3A4 inhibitor, it is used as an antifungal drug for the treatment of various fungal infections, including aspergillosis, blastomycosis, candidiasis, chromoblastomycosis, coccidioidomycosis, cryptococcosis, histoplasmosis, and sporotrichosis.


name: P. stuartii O4 O-specific polysaccharide

description: A polysaccharide-derived antigen from Providencia stuartii composed of a backbone of branched tetrasaccharide repeating units comprised of alternating beta-D-galactose and N-acetylglucosamine residues joined to each other via beta-(1->3)- or -(1->6)-linkages, with an N-acetyl-L-asparaginyl-alpha-D-quinovosyl side-chain attached by a (1->6)-linkage to one of the galactosyl residues.


floxuridine

A pyrimidine 2'-deoxyribonucleoside compound having 5-fluorouracil as the nucleobase; used to treat hepatic metastases of gastrointestinal adenocarcinomas and for palliation in malignant neoplasms of the liver and gastrointestinal tract.


An organochlorine compound consisting of uracil having an chloro substituent at the 5-position.


A C-nitro compound consisting of uracil having a nitro group at the 5-position.


An acrylic polymer, composed of poly(2-methacrylolyloxyethyltrimethylammonium chloride) macromolecules.


poly(isobornyl acrylate) polymer

An acrylic polymer, composed of poly(isobornyl acrylate) macromolecules.


polyacrylamide polymer

An acrylic polymer, composed of polyacrylamide macromolecules.


porfimer anion

The anion resulting from the removal of a proton from evry carboxylic acid group of porfimer, a mixture of oligomers formed by ether and ester linkages of up to eight porphyrin units (n = 0-6), where R = CH(OH)Me and/or CH=CH2.


The 2(1),2(2),17-trimethyl ester of (2R,2(1)S)-2(1),2(2)-dicarboxy-8-ethenyl-2,7,12,18-tetramethyl-2,2(1)-dihydrobenzo[b]porphyrin-13,17-dipropanoic acid.


The 2(1),2(2),17-trimethyl ester of (2S,2(1)R)-2(1),2(2)-dicarboxy-8-ethenyl-2,7,12,18-tetramethyl-2,2(1)-dihydrobenzo[b]porphyrin-13,17-dipropanoic acid.


A deoxyketohexose comprising the open-chain form of D-glucose lacking the -OH group at the 3-position and having the keto group at the 2-position.


The 2(1),2(2),13-trimethyl ester of (2R,2(1)S)-2(1),2(2)-dicarboxy-8-ethenyl-2,7,12,18-tetramethyl-2,2(1)-dihydrobenzo[b]porphyrin-13,17-dipropanoic acid.


The 2(1),2(2),13-trimethyl ester of (2S,2(1)R)-2(1),2(2)-dicarboxy-8-ethenyl-2,7,12,18-tetramethyl-2,2(1)-dihydrobenzo[b]porphyrin-13,17-dipropanoic acid.


2,2(1)-Dihydrobenzo[b]porphyrin-13,17-dipropanoic acid substituted by carboxy groups at positions 2(1) and 2(2), an ethenyl group at position 8, and methyl groups at positions 2, 7, 12 and 18 (the 2R,2(1)S-enantiomer).


2,2(1)-Dihydrobenzo[b]porphyrin-13,17-dipropanoic acid substituted by carboxy groups at positions 2(1) and 2(2), an ethenyl group at position 8, and methyl groups at positions 2, 7, 12 and 18 (the 2S,2(1)R-enantiomer).


fluprostenol

An organofluorine compound that is racemic prostaglandin F2alpha in which the pentyl group is replaced by a 3-(trifluoromethyl)phenoxymethyl group. A synthetic analogue of prostaglandin F2alpha, ophthalmic solutions of its isopropyl ester prodrug, travoprost, are used as a topical medication for controlling the progression of open-angle glaucoma and ocular hypertension, by reducing intraocular pressure. The isopropyl ester group of travoprost is hydrolysed to the biologically active free acid by esterases in the cornea.


nucleoside analogue

An analogue of a nucleoside, being an N-glycosyl compound in which the nitrogen-containing moiety is a modified nucleotide base. They are commonly used as antiviral products to prevent viral replication in infected cells.


A nucleoside 3'-phosphate(2-) obtained by deprotonation of the phosphate OH groups of uridine 3'-monophosphate (UMP). It is the predominant species at physiological pH.


A 2-keto-xylose having L-threo configuration; a degradation product of L-ascorbic acid.


A ketoaldopentose comprising xylose with the keto group at the 2-position.


affinity label

An enzyme inhibitor, generally irreversible, that is similar in structure to a particular substrate for a specific enzyme.


bupivacaine hydrochloride hydrate

A racemate composed of equimolar amounts of dextrobupivacaine hydrochloride hydrate and levobupivacaine hydrochloride hydrate. A piperidinecarboxamide-based local anaesthetic, it has a slow onset and long duration of action.


DEXTROBUPIVACAINE

The (R)-(+)-enantiomer of bupivacaine.


The anion resulting from the removal of a proton from the N(3) position of methohexital.


esketamine

The S- (more active) enantiomer of ketamine.


guanyl deoxyribonucleotide residue

A deoxyribonucleotide residue in which the nucleobase moiety is guanine.


ropivacaine

The piperidinecarboxamide obtained by the formal condensation of N-propylpipecolic acid and 2,6-dimethylaniline.


copolymer

A polymer, composed of copolymer macromolecules.


ROLICYCLIDINE

Pyrrolidine in which the hydrogen attached to the nitrogen is substituted by a 1-phenylcyclohex-1-yl group.


An acrylic co-polymer, composed of alpha-D-Kdo-5P-O(CH2)3S(CH2)2NH(polyacrylamide) macromolecules.


secobarbital (1-)

The anion obtained by removal of a proton from one of the nitrogens of secobarbital.


gentiobiose octaacetate

An acetate ester formed by total acetylation of gentiobiose.


An acrylic copolymer, composed of alpha-D-Kdo-4P-O(CH2)3S(CH2)2NH(polyacrylamide) macromolecules.


lysobisphosphatidic acid

A lysophosphatidic acid having the unusual property of a phosphodiester moiety linked to positions sn-1 and sn1' of glycerol; and two additional fatty acids esterified to the glycerol head group.


1,1'-lysobisphosphatidic acid

A lysobisphosphatidic acid carrying the fatty acyl groups at positions sn-2 and sn-2' of glycerol.


2,2'-lysobisphosphatidic acid

A lysobisphosphatidic acid carrying the fatty acyl groups at positions sn-3 and sn-3' of glycerol.


diphenyl phthalate

The diphenyl ester of benzene-1,2-dicarboxylic acid.


An organophosphate oxoanion resulting the from removal of two protons from the phosphate group of 1-C-(indol-3-yl)glycerol 3-phosphate.


streptothricin F

A streptothricin in which the peptide side-chain consists of a single unit of beta-lysine.


streptothricin F(3+)

A primary aliphatic ammonium ion which is obtained from streptothricin F by protonation of the guanidino and amino groups.


streptothricin F acid

The streptothricin acid obtained by hydrolysis of the lactam group of streptothricin F.


An N-substituted pyrraline formed via Maillard reaction of L-ornithine with glucose.


streptothricin acid

Any delta-amino acid obtained by the formal hydrolysis of the lactam group of a streptothricin.


streptothricin D

A streptothricin in which the peptide side-chain consists of 3 units of beta-lysine.


streptothricin D(5+)

A primary aliphatic ammonium ion which is obtained from streptothricin D by protonation of the guanidino and amino groups.


streptothricin D acid

The streptothricin acid obtained by hydrolysis of the lactam group of streptothricin D.


epothilone

Any member of the class of 16-membered macrolide natural products, or their analogues, normally containing a double bond or its epoxide at positions 12-13 and bearing hydroxy groups at positions 4 and 8, methyl groups at positions 5, 5, 7, and 9, an oxo group at position 6, and a 1-(2-substituted-1,3-thiazol-4-yl)prop-1-en-2-yl substituent at position 15.


NAPTALAM

A dicarboxylic acid monoamide which results from addition of one equivalent of 1-naphthylamine to phthalic anhydride.


beta-carbolines

Any pyridoindole containing a beta-carboline skeleton and their hydrogenated derivatives


leucoanthocyanidin

A hydroxyflavan with hydroxy groups at positions 3 and 4. Further oxygenation may be present at other ring positions. They are considered as derivatives of anthocyanidin and hence are termed leucoanthocyanidin.


phytochelatin

A family of peptides related to glutathione and composed of (gamma-Glu-Cys)n-Gly where n is in the range 2-11.


2',3'-cyclic GMP(1-)

A 2',3'-cyclic nucleotide(1-) which is obtained from 2',3'-cyclic GMP by removal of a proton from the cyclic phosphate group.


streptothricin F acid (pH 7.3)

A primary aliphatic ammonium ion which is obtained from streptothricin F by protonation of the guanidino and amino groups and deprotonation of the carboxylic acid group.


streptothricin D acid (pH 7.3)

A primary aliphatic ammonium ion which is obtained from streptothricin D by protonation of the guanidino and amino groups and deprotonation of the carboxylic acid group.


A 2,3-dihydro-3-hydroxyanthranilic acid in which the stereocentre attached to the amino group has R-configuration, whilst that attached to the hydroxy group has S-configuration.


2,3-dihydro-3-hydroxyanthranilic acid

An amino alcohol which is 2,3-dihydranthranilic acid in which a hydrogen at position 3 is substituted by a hydroxy group.


A 2,3-dihydro-3-hydroxyanthranilic acid in which the stereocentre attached to the amino group has S-configuration, whilst that attached to the hydroxy group has R-configuration.


A 2,3-dihydro-3-hydroxyanthranilic acid in which both stereocentres have R-configuration.


A 2,3-dihydro-3-hydroxyanthranilic acid in which both stereocentres have S-configuration.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (2R,3S)-2,3-dihydro-3-hydroxyanthranilic acid.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (2S,3R)-2,3-dihydro-3-hydroxyanthranilic acid.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of 2,3-dihydro-3-hydroxyanthranilic acid.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (2R,3R)-2,3-dihydro-3-hydroxyanthranilic acid.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (2S,3S)-2,3-dihydro-3-hydroxyanthranilic acid.


A racemate comprising (2R,3S)- and (2S,3R)-2,3-dihydro-3-hydroxyanthranilic acid.


A racemate comprising (2R,3R)- and (2S,3S)-2,3-dihydro-3-hydroxyanthranilic acid.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion racemate comprising (2R,3S)- and (2S,3R)-2,3-dihydro-3-hydroxyanthranilic acid zwitterion.


A 2,3-dihydro-3-hydroxyanthranilic acid zwitterion racemate comprising (2R,3R)- and (2S,3S)-2,3-dihydro-3-hydroxyanthranilic acid zwitterion.


A cyclic ketone consisting of cyclohex-3-en-1-one substituted at position 5 by a carboxy group and position 6 by an amino group.


A 6-amino-5-oxocyclohex-2-ene-1-carboxylic acid in which both stereocentres have R-configuration.


A 6-amino-5-oxocyclohex-2-ene-1-carboxylic acid in which both stereocentres have S-configuration.


A 6-amino-5-oxocyclohex-2-ene-1-carboxylic acid in which stereocentre attached to the carboxylic acid group has R-configuration, while that attached to the amino group has S-configuration.


A 6-amino-5-oxocyclohex-2-ene-1-carboxylic acid in which stereocentre attached to the carboxylic acid group has S-configuration, while that attached to the amino group has R-configuration.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (1R,6R)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of 6-amino-5-oxocyclohex-2-ene-1-carboxylic acid zwitterion.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (1S,6S)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (1R,6S)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


An amino acid zwitterion, obtained by transfer of a proton from the carboxylic acid group to the amino group of (1S,6R)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


A 6-ammonio-5-oxocyclohex-2-ene-1-carboxylate racemate comprising (1R,6R)- and (1S,6S)-6-ammonio-5-oxocyclohex-2-ene-1-carboxylate.


A racemate comprising (1R,6R)- and (1S,6S)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


A racemate comprising (1R,6S)- and (1S,6R)-6-amino-5-oxocyclohex-2-ene-1-carboxylic acid.


A 6-ammonio-5-oxocyclohex-2-ene-1-carboxylate racemate comprising (1R,6S)- and (1S,6R)-6-ammonio-5-oxocyclohex-2-ene-1-carboxylate.


An organic phosphoramidate that is 5'-O-[amino(3-aminopropoxy)phosphoryl]adenosine in which the nitrogen of the phosphoramidite is acylated by a (2S)-2-amino-3-carboxypropanoyl group.


aza fatty acid anion

A fatty acid anion obtained by deprotonation of the carboxy group of an aza fatty acid.


The selenium ion with two positive charges.


leucodopachrome

Indoline substituted with hydroxy groups at C-5 and -6 and a carboxy group at C-2, and with S stereochemistry at C-2.


2',3'-cyclic UMP(1-)

A 2',3'-cyclic nucleotide(1-) which is obtained from 2',3'-cyclic UMP by removal of a proton from the cyclic phosphate group.


A monocarboxylic acid anion obtained by removal of a proton from the carboxylic acid group of phenylacetylglycine. The major species of phenylacetylglycine at pH 7.3.


A  nucleoside 3'-phosphate(2-) which results from the removal of two protons from the phosphate group of 3'-CMP; major species at pH 7.3.


A glycosylglucose comprising beta-D-glucose having a D-galactosyl residue at the 4-position.


2',3'-cyclic CMP(1-)

A 2',3'-cyclic nucleotide(1-) which is obtained from 2',3'-cyclic CMP by removal of a proton from the cyclic phosphate group.


A hydroxybenzoate having the hydroxy group at the 4-position together with a geranyl group at the 3-position; major species at pH 7.3.


2',3'-cyclic AMP(1-)

An organophosphate oxoanion which is obtained from 2',3'-cyclic AMP by removal of a proton from the cyclic phosphate group.


The organophosphate oxoanion which results from the removal of two protons from the phosphate group of 3'-AMP; major species at pH 7.3.


poly(N-dodecylacrylamide) polymer

A polyacrylamide polymer, composed of poly(N-dodecylacrylamide) macromolecules.


poly(acrylamide) polymer

A polyacrylamide polymer, composed of poly(acrylamide) macromolecules.


enfuvirtide

A synthetic 36-amino acid peptide consisting of  N-acetyltyrosyl, threonyl, seryl, leucyl, isoleucyl, histidyl, seryl, leucyl, isoleucyl, alpha-glutamyl, alpha-glutamyl, seryl, glutaminyl, asparaginyl, glutaminyl, glutaminyl, alpha-glutamyl, lysyl, asparaginyl, alpha-glutamyl, alpha-glutamyl, alpha-glutamyl, leucyl, leucyl, alpha-glutamyl, leucyl, alpha-aspartyl, lysyl, tryptophyl, alanyl, seryl, leucyl, tryptophyl, asparaginyl, tryptophyl, and phenylalaninamide residues joined in sequence. An HIV fusion inhibitor, it was the first of a novel class of antiretroviral drugs used in combination therapy for the treatment of HIV-1 infection. It interferes with entry of HIV into cells by binding to the gp41 sub-unit of the viral envelope glycoprotein, so inhibiting fusion of viral and cellular membranes.


poly(N-isopropylacrylamide) polymer

A poly(acrylamide) polymer, composed of poly(N-isopropylacrylamide) macromolecules.


poly(N-n-propylacrylamide) polymer

A polyacrylamide polymer, composed of poly(N-n-propylacrylamide) macromolecules.


A 6-(2-aminophenyl)-2-hydroxy-6-oxohexa-2,4-dienoate in which the two double bonds adopt E,E-configuration.


A 2-hydroxypenta-2,4-dienoate in which the double bond between positions 2 and 3 has E- (cis-) geometry.


3-hydroxy-D-aspartic acid

A 3-hydroxyaspartic acid that has R configuration at the carbon bearing the amino group.


BAPTA

A polyamino carboxylic acid in which bis(carboxymethyl)nitrilo groups are bonded to C-2 and C-2' of 1,1'-[ethane-1,2-diylbis(oxy)]dibenzene.


A polyamino carboxylic acid, the structure of which is that of BAPTA carrying methyl substituents at C-5 and C-5'.


A polyamino carboxylic acid, the structure of which is that of BAPTA carrying bromine substituents at C-5 and C-5'.


A polyacrylamide polymer, composed of poly[2-(acrylamido)-2-methyl-1-propanesulfonic acid] macromolecules.


polyamino carboxylic acid

An amino acid containing one or more nitrogen atoms connected through carbon atoms to one or more carboxy groups.


(3S)-3-hydroxy-D-aspartic acid

A 3-hydroxy-D-aspartic acid in which the carbon bearing the hydroxy substituent has S configuration.


A D-alpha-amino acid anion which is obtained from (3S)-3-hydroxy-D-aspartic acid by formal deprotonation of both carboxyl groups and protonation of the amino group.


D-alpha-amino acid anion

Any alpha-amino acid anion in which the parent amino acid has D-configuration.


A polyacrylamide polymer, composed of poly(hexafluorobutyl methacrylamide) macromolecules.


(3R)-3-hydroxy-D-aspartic acid

A 3-hydroxy-D-aspartic acid in which the carbon bearing the hydroxy substituent has R configuration.


A D-alpha-amino acid anion which is obtained from (3R)-3-hydroxy-D-aspartic acid by formal deprotonation of both carboxyl groups and protonation of the amino group.


The ubiquinol corresponding to ubiquinone-0.


A D-ribityl derivative of pteridine that is a potent inhibitor of riboflavin synthetase.


A dicarboxylic acid dianion which results from the removal of a proton from each of the carboxylic acid groups of N-(4-aminobenzoyl)-L-glutamic acid.


4-hydroxy-L-threonine zwitterion

An amino acid zwitterion arising from transfer of a proton from the carboxy to the amino group of 4-hydroxy-L-threonine; major species at pH 7.3.


metal-sulfur-oxygen cluster

A heteronuclear cluster comprising two or more metal atoms and both bridging sulfur and oxygen ligands.


(S)-ethylmalonyl-CoA

An acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with one of the carboxy groups of (2S)-ethylmalonic acid.


The (2R)-enantiomer of 2-hydroxy-2-methylbutanenitrile.


An acyl-CoA oxoanion arising from deprotonation of the phosphate, diphosphate and carboxy groups of (2S)-ethylmalonyl-CoA.


C-glycosylphytoceramide

A C-glycosyl compound comprising a glycosylphytoceramide where the anomeric oxygen from the glycosyl moiety is replaced by carbon


racemate

A racemate is an equimolar mixture of a pair of enantiomers.


amoxicilloic acid

A  thiazolidinemonocarboxylic acid obtained via hydrolysis of the beta-lactam ring of amoxicillin.


ganglioside GT1b

A sialoheptaosylceramide where the sialoheptaosyl portion contains three sialic acid residues.


sialoheptaosylceramide

A ganglioside in which the oligosaccharide portion is composed of a heptasaccharide, to which one or more sialic acid residues are attached.


diastereoisomeric mixture

A mixture composed of two or more diastereoisomers (stereoisomers not related as mirror images).


corynomycolic acid

A thirty-two membered mycolic acid consisting of 3-hydroxystearic acid having a tetradecyl group at the 2-position.


R-NADOLOL

An aromatic ether, being the (2R)-3-(tert-butylamino)-2-hydroxypropyl ether of the phenolic hydroxy group of (6R,7S)-5,6,7,8-tetrahydronaphthalene-1,6,7-triol.


An aromatic ether, being the (2S)-3-(tert-butylamino)-2-hydroxypropyl ether of the phenolic hydroxy group of (6S,7R)-5,6,7,8-tetrahydronaphthalene-1,6,7-triol.


An aromatic ether, being the (2R)-3-(tert-butylamino)-2-hydroxypropyl ether of the phenolic hydroxy group of (6S,7R)-5,6,7,8-tetrahydronaphthalene-1,6,7-triol.


S-NADOLOL

An aromatic ether, being the (2S)-3-(tert-butylamino)-2-hydroxypropyl ether of the phenolic hydroxy group of (6R,7S)-5,6,7,8-tetrahydronaphthalene-1,6,7-triol.


R. ruber mycolic acid

A forty-six membered mycolic acid consisting of 3-hydroxydotriacontanoic acid having a tetradecyl group at the 2-position.


keratan sulfate

A sulfated glycosaminoglycan, a linear polymer that consists of the repeating disaccharide  [3)-beta-Gal-(1->4)-beta-GlcNAc-(1->] and containing sulfo groups located at random positions.


glucose 6-monomycolate (C46)

A 6-O-acyl-D-glucose where the acyl group is 3-hydroxy-2-tetradecyldotriacontanoyl.


amino monosaccharide

Any  amino sugar that is a monosaccharide in which one alcoholic hydroxy group is replaced by an amino group.


ciguatoxin JKLM ring fragment

A polycyclic ether comprising a central oxepine ring flanked by two fused tetrahydropyran rings together with a spiro-fused tetrahydrofuran ring. Corresponds to the JKLM ring fragment and epitope of ciguatoxin.


An amino trisaccharide comprising an N-acetyl beta-D-galactosaminyl residue flanked by two D-galactopyranose residues (one at the reducing end).


arbutin 6-phosphate(2-)

An organophosphate oxoanion obtained by removing two protons from the phosphate group of arbutin 6-phosphate.


An amino disaccharide consisting of N-acetylgalactosamine having an alpha-D-galactosyl residue at the 4-position


An amino disaccharide consisting of N-acetylgalactosamine having an alpha-D-galactosyl residue at the 3-position


An acyl-CoA oxoanion obtained from (R)-carnitinyl-CoA betaine in which three protons have been removed from the phosphate groups.


An acyl-CoA oxoanion obtained via deprotonation of the phosphate and diphosphate OH groups of (E)-4-(trimethylammonio)but-2-enoyl-CoA; major species at pH 7.3.


sinapate ester

A carboxylic ester resulting from the formal condensation of any alcohol with sinapic acid.


An amino trisaccharide consisting of two D-galactose residues and an N-acetyl-D-galactosamine residue (at the reducing end) in a linear sequence.


glucuronoxylan

A xylan composed of a beta-(1->4)-linked D-xylose backbone substituted with glucuronic acid residues.


D-mannosyl-D-glyceric acid

A D-mannoside of D-glyceric acid.


prenylcysteine

A derivative of the amino acid cysteine formed by the covalent addition of a prenyl residue.


A HETE having a 5-hydroxy group and (6E)-, (8Z)-, (11Z)- and (14Z)-double bonds.


An alpha-D-Galp-(1->3)-D-GalpNAc in which the anomeric centre at the reducing end has alpha-configuration.


An amino disaccharide consisting of N-acetyl-D-glucosamine having an N-acetyl-alpha-D-galactosminyl resiude attached at the 4-position.


A linear trisaccharide comprising D-glucose (at the reducing end) having an alpha-D-galactosyl-(1->3)-beta-D-galactosyl moiety at the 4-position.


A linear trisaccharide comprising D-glucose (at the reducing end) having an alpha-D-galactosyl-(1->4)-beta-D-galactosyl moiety at the 4-position.


An amino trisaccharide consisting of two D-galactose residues and an N-acetyl-D-glucosamine residue (at the reducing end) in a linear sequence.


flavonoid phytoalexin

Any of a group of water-soluble phenolic derivatives containing a flavan skeleton, which possess antibiotic activity and are produced by plant tissues in response to infection.


diterpene phytoalexin

A class of diterpene formed in plants in response to fungal infection, physical damage, chemical injury, or a pathogenic process; they are sometimes referred to as plant antibiotics. Diterpenes are unsaturated hydrocarbons containing 20 carbon atoms and 4 branched methyl groups and are made up of isoprenoid units.


METHYLETHYL KETONE CYANOHYDRIN

A cyanohydrin in which the substituents on the alpha carbon are ethyl and methyl.


A monocarboxylic acid anion obtained by removal of a proton from the carboxylic acid group of 9(S)-HPODE.


colneleic acid

A long-chain, divinyl ether fatty acid composed of 8-nonenoic acid having the E- hydrogen at position 9 substituted by a (1E,3Z)-nona-1,3,-dien-1-yloxy group.


colneleate

An oxo fatty acid anion and the conjugate base of colneleic acid, arising from deprotonation of the carboxylic acid group.


A synthetic seven-membered oligopeptide comprising N-acetyl-3-cyclohexyl-L-alanyl, L-arginyl, L-alanyl, L-methionyl, L-alanyl, L-seryl and L-leucinamide residues coupled in sequence.


colnelenic acid

A long-chain, divinyl ether fatty acid composed of 8-nonenoic acid in which the E-hydrogen at position 9 is substituted by a (1E,3Z,6Z)-nona-1,3,6-trien-1-yloxy group.


colnelenate

A oxa fatty acid anion and the conjugate base of colnelenic acid, arising from deprotonation of the carboxylic acid group.


A (10E,12Z,15Z)-9-hydroperoxyoctadeca-10,12,15-trienoic acid which has S-configuration at the chiral centre.


A (10E,12Z,15Z)-9-hydroperoxyoctadeca-10,12,15-trienoate in which the chiral centre has S configuration.


colanic acid

A polyanionic heteropolysaccharide containing a repeat unit with D-glucose, L-fucose, D-galactose, and D-glucuronic acid sugars that are non-stoichiometrically decorated with O-acetyl and pyruvate side-chains


A synthetic six-membered oligopeptide comprising Ac-Cha, Arg, Tic, Haic, Ser and MeLeu-NH2 residues coupled in sequence.


A synthetic tetrapeptide comprising Ac-Cha, Arg, Tic and Met-NH2 residues coupled in sequence.


A synthetic tetrapeptide comprising Ac-Cha, Cpg, Tic and Met-NH2 residues coupled in sequence.


A synthetic tetrapeptide comprising Ac-Cha, Arg, Disc and Met-NH2 residues coupled in sequence.


A sesquiterpenoid consisting of a tricyclic carbon skeleton functionalised by a tertiary hydroxy group.


A synthetic tetrapeptide comprising Ac-Cha, Cpg, Disc and Met-NH2 residues coupled in sequence.


A synthetic pentapeptide comprising Ac-Cha, Arg, Tic, Met and betaPhPro-NH2 residues coupled in sequence.


aminophospholipid

A phospholipid that contains one or more amino groups.


A synthetic six-membered oligopeptide comprising Ac-Cha, Arg, Tic, Met, betaPhPro and [S(oxaz)L]-NMe2 residues coupled in sequence.


suberin

A complex lipophilic polymer macromolecule, containing a fatty acid-derived domain (aliphatic suberin) and a (poly)hydroxycinnamate domain (aromatic suberin).


cyanoamino acid

A non-proteinogenic amino acid modified by the addition of a cyano group.


A synthetic six-membered oligopeptide comprising Ac-Cha, Gpg, Tic, Met, betaPhPro and [S(oxaz)L]-NMe2 residues coupled in sequence.


A macromolecule consisting of (6R)-5,10-methylenetetrahydrofolic acid with an arbitrary number of glutamic acid residues attached as a polypeptide to the single existent one.


phenylalkylamine

An arylalkylamine in which the aryl group is phenyl.


ketogluconate

A gluconate that contains a ketonic carbonyl group.


alpha-glucoside

A glucoside in which the anomeric carbon of the glycosidic bond is in an alpha configuration


beta-glucoside

A glucoside in which the anomeric carbon of the glycosidic bond is in a beta configuration


A nucleotide-sugar oxoanion arising from deprotonation of the phosphate OH groups of UDP-rhamnose.


methyl galactoside

A methyl glycoside in which the H of the OH group on C-1 of galactose is replaced by a methyl group.


alkylphosphonate

An organic phosphonate containing a C-PO(OH)2 or C-PO(OR)2  group (where R = alkyl group).


A synthetic six-membered oligopeptide comprising Ac-Cha, Arg, Tic, Nle, betaPhPro and [S(oxaz)L]-NMe2 residues coupled in sequence.


A synthetic six-membered oligopeptide composed of the non-natural Ac-Cha, Gpg, Tic, Nle, betaPhPro and [S(oxaz)L]-NMe2 residues coupled in sequence.


A synthetic six-membered oligopeptide composed of the non-natural Ac-Cha, Gpg, Disc, Nle, betaPhPro and [S(oxaz)L]-NMe2 residues coupled in sequence.


tyrosyltyrosine

A dipeptide comprising tyrosine with a tyrosyl residue attached to the alpha-nitrogen.


A synthetic tetrapeptide comprising Ac-Cha, Arg, Tic and  Nle-NHCH2CH2Ph residues coupled in sequence.


Tyr-Tyr

Tyrosyltyrosine in which each tyrosine residue has L-configuration.


KAEMPFERIDE

A monomethoxyflavone that is the 4'-O-methyl derivative of kaempferol.


A dipeptide comprising tyrosine with a tyrosyl residue attached to the alpha-nitrogen and with each tyrosine residue being substituted at the 3- and 5-positions by iodine.


2-hydroxyethylphosphonic acid(1-)

An organophosphonate oxoanion that is the conjugate base of 2-hydroxyethylphosphonic acid, arising from deprotonation of one of the two phosphonate OH groups; major species at pH 7.3.


A synthetic tetrapeptide composed of the non-natural Ac-Cha, Gpg, Tic and Nle-NHCH2CH2Ph residues coupled in sequence.


3,5-Diiodotyrosyl-3,5-diiodotyrosine in which each tyrosine residue has L-configuration.


A synthetic tetrapeptide composed of the non-natural Ac-Cha, Gpg, Tic and Nle-NHCH2Ph residues coupled in sequence.


Ac-Cha-Gpg-Tic-Nle-NMeBn

A synthetic tetrapeptide composed of the non-natural Ac-Cha, Gpg, Tic and Nle-NMeBn residues coupled in sequence.


An alkanesulfonic acid obtained by the formal substitution of one of the methyl hydrogens of (2S)-propane-1,2-diol by a sulfonic acid group.


An organosulfonate oxoanion resulting from the removal of a proton from the sulfonic acid group of (2R)-3-sulfopropanediol.


Ac-Cha-Gpg-Disc-Nle-NMeBn

A synthetic tetrapeptide composed of the non-natural Ac-Cha, Gpg, Disc and Nle-NMeBn residues coupled in sequence.


A tripeptide consisting of three tyrosine residues each of which is substituted at the 3- and 5-positions by iodine.


A carbohydrate acid which is the 2-(6-phosphono-alpha-D-mannoside) of D-glyceric acid.


A polysaccharide derivative composed of a backbone of linear tetrasaccharide derivative repeating units that are joined to each other via beta-(1->6)-linkages.


An L-tyrosine derivative having a 3'-O-{[(6-aminohexyl)oxy](hydroxy)phosphoryl}uridine phosphate attached to the phenolic hydroxy group via a phosphoester linkage.


poly(3-hydroxycarboxylic acid) polymer

A polyester polymer composed of repeating 3-hydroxycarboxylic acid units.


mannosyl diphosphorylinositol ceramide

Any lipid with a phosphodiester bridge between an inositol residue and the ceramide group which contains two phosphoryl groups and a mannose residue.


amino fatty acid anion

A nitrogen-containing fatty acid anion arising from deprotonation of the carboxy group of any amino fatty acid.


nitrogen-containing fatty acid anion

A fatty acid anion arising from deprotonation of the carboxylic acid group of any nitrogen-containing fatty acid.


uridine bisphosphate

A  ribonucleoside bisphosphate having uracil as the nucleobase.


A methyl glycoside comprising methyl beta-D-glucoside having an beta-D-galactosyl residue at the 4-position.


A branched trisaccharide consisting of beta-D-galactose having an alpha-L-fucosyl residue at the 2-position and an alpha-D-galactosyl residue at the 3-position.


all-trans-decaprenyl diphosphate

A decaprenyl diphosphate having (E)-stereochemistry exclusively in the double bonds.


A branched amino trisaccharide consisting of beta-D-galactose having an alpha-L-fucosyl residue at the 2-position and an N-acetyl-alpha-D-galactosaminyl residue at the 3-position.


A purine 2'-deoxyribonucleoside having O(6)-ethylguanine as the nucleobase.


An imidazopyridine consisting of 4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine having 4-(dimethylamino)-3-methylbenzyl, diphenylacetyl and carboxy and groups at positions 1, 5 and 6 respectively


angiotensin receptor antagonist

A hormone antagonist that blocks angiotensin receptors.


sulfadiazine hydroxylamine

A pyrimidine having a 4-hydroxyaminobenzenesulfonamido group at the 2-position.


nitrososulfadiazine

A pyrimidine having a 4-nitrosobenzenesulfonamido group at the 2-position.


sulfapyridine hydroxylamine

A pyridine having a 4-hydroxyaminobenzenesulfonamido group at the 2-position.


NAPROXOL

An aromatic ether in which the substituents on oxygen are 6-[(2S)-1-hydroxypropan-2-yl]-2-naphthyl and methyl.


nitrososulfapyridine

A pyridine having a 4-nitrosobenzenesulfonamido group at the 2-position.


cyclobutyrol

A hydroxy monocarboxylic acid in which the hydroxy group is geminal to a 1-carboxypropyl group on a cyclohexane ring.


An amino disaccharide consisting of N-acetyl-beta-D-galactosamine having a beta-D-glucuronosyl residue attached at the 3-position.


A 6-(2-aminophenyl)-2-hydroxy-6-oxohexa-2,4-dienoic acid in which the two double bonds adopt E,E-configuration.


DOTA

An azamacrocyle in which four nitrogen atoms at positions 1, 4, 7 and 10 of a twelve-membered ring are each substituted with a carboxymethyl group.


An amino disaccharide consisting of N-acetyl-beta-D-glucosamine having a beta-D-glucuronosyl residue attached at the 3-position.


TETA

An azamacrocyle in which four nitrogen atoms at positions 1, 4, 8 and 11 of a fouteen-membered ring are each substituted with a carboxymethyl group.


A branched amino trisaccharide consisting of N-acetyl-beta-D-glucosamine having beta-D-glucuronosyl and N-acetyl-beta-D-glucosaminyl residues attached at the 3- and 6-positions respectively.


The monocarboxylic acid anion obtained via deprotonation of the carboxy group of 5,6,7,8-tetrahydropterin-6-carboxylic acid; major species at pH 7.3.


fondaparinux

A synthetic pentasaccharide which, apart from the O-methyl group at the reducing end of the molecule, consists of monomeric sugar units which are identical to a sequence of five monomeric sugar units that can be isolated after either chemical or enzymatic cleavage of the polymeric glycosaminoglycans heparin and heparan sulfate.


A branched amino trisaccharide consisting of N-acetyl-beta-D-galactosamine having beta-D-glucuronosyl and N-acetyl-beta-D-galactosaminyl residues attached at the 3- and 6-positions respectively.


A dimeric branched amino tetrasaccharide consisting of beta-D-glucuronosyl-(1->3)-N-acetyl-beta-D-galactosamine having a further beta-D-glucuronosyl-(1->3)-N-acetyl-beta-D-galactosaminyl moiety attached at the 6-position of the galactosamine.


A monocarboxylic acid anion resulting from the removal of a proton from the carboxylic acid group of 7-carboxy-7-deazaguanine. The major form of 7-carboxy-7-deazaguanine at pH 7.3.


A dimeric branched amino tetrasaccharide consisting of beta-D-glucuronosyl-(1->3)-N-acetyl-beta-D-glucosamine having a further beta-D-glucuronosyl-(1->3)-N-acetyl-beta-D-glucosaminyl moiety attached at the 6-position of the glucosamine.


The carbohydrate acid derivative anion formed by loss of 10 protons from the carboxy and sulfoamino groups of fondaparinux.


An organosulfate oxoanion that is the conjugate base of 2-acetamido-2-deoxy-3-O-(6-O-sulfo-beta-D-glucosyl)-beta-D-galactose, arising from deprotonation of the sulfate OH group


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1- and 2-acyl groups are specified as hexadecanoyl and 9-oxononanoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine having caproyl and 5-oxovaleryl groups at the 1- and 2-positions respectively.


An amino disaccharide consisting of N-acetyl-beta-D-galactosamine having a 6-O-sulfo-beta-D-glucosyl residue attached at the 3-position.


An organosulfate oxoanion that is the conjugate base of N-acetyl-beta-D-galactosaminyl-(1->6)-[6-O-sulfo-beta-D-glucosyl-(1->3)]-N-acetyl-beta-D-galactosamine, arising from deprotonation of the sulfate OH group.


A branched amino trisaccharide consisting of N-acetyl-beta-D-galactosamine having 6-O-sulfo-beta-D-glucopyranosyl and N-acetyl-beta-D-galactosaminyl residues attached at the 3- and 6-positions respectively.


ganglioside GM1

A sialotetraosylceramide consisting of a branched pentasaccharide made up from one sialyl residue, two galactose residues, one N-acetylgalactosamine residue and a glucose residue at the reducing end attached to N-stearoylsphingosine via a beta-linkage.


tacrolimus

A macrolide lactam containing a 23-membered lactone ring, originally isolated from the fermentation broth of a Japanese soil sample that contained the bacteria Streptomyces tsukubaensis.


alkyl hydroperoxide

A peroxol R-OOH where the substituent R is an alkyl group.