A peptide anion that is the conjugate base of gamma-Glu-Val, obtained by removal of protons from the two carboxy groups as well as protonation of the amino group; major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of 2,4,5-trihydroxyphenylacetic acid, obtained by deprotonation of the carboxy group; major microspecies at pH 7.3.


An idarate(2-) that is the  conjugate base of D-idarate(1-).


A steroidal acyl-CoA(4-) obtained by deprotonation of phosphate and diphosphate functions of 3-oxochenodeoxycholoyl-CoA; major species at pH 7.3.


cardiolipin 80:10(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 80 carbons and 10 double bonds.


(R)-mevaldate

A hydroxy monocarboxylic acid anion corresponding to the conjugate base of (R)-mevaldic acid; major species at pH 7.3.


A retinoid anion that is the conjugate base of all-trans-4-oxo-18-hydroxyretinoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Trianion of 1,2-diacyl-sn-glycerol 3-diphosphate arising from deprotonation of the diphosphate OH groups.


cardiolipin 76:12(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 76 carbons and 12 double bonds.


An organophosphate oxoanion that is the trianion obtained by removal of the three protons from the diphosphate group of 2-trans,6-trans-farnesyl diphosphate.


A hydroxy fatty acid anion that is the conjugate base of 12,18-dihydroxyoctadecanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Major species at pH 7.3


A 3-oxo monocarboxylic acid anion that is the conjugate base of feruloylacetic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An organic anion that is the conjugate base of riboflavin resulting from the removal of a proton from the nitrogen at position 3 (between the two carbonyl groups). Major microspecies at pH 7.3.


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


(3S,4E)-3-methyldec-4-en-1-yl sulfate

An organosulfate oxoanion that is the conjugate base of (3S,4E)-3-methyldec-4-en-1-yl hydrogen sulfate. It has been isolated from Daphnia pulex and has been found to induce morphological changes in the phytoplankton, Scenedesmus gutwinskii.


A peptide anion obtained from N-acetyl-D-glucosaminyl-N-acetylmuramoyl-L-alanyl-D-glutamyl-6-carboxy-L-lysyl-D-alanine; major structure at pH 7.3.


A phosphatidylserine 34:1 that is the conjugate base of 1-oleoyl-2-palmitoyl-sn-glycero-3-phospho-L-serine, in which the carboxy and phosphate groups are anionic and the amino group is cationic.


A docosanoid anion that is the conjugate base of (4Z,7Z,13Z,16Z,19Z)-10,11-epoxydocosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A phenolate anion that is the conjugate base of 5-hydroxyxanthotoxin, obtained by deprotonation of the hydroxy group. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


An organophosphate oxoanion obtained by deprotonation of the carboxy and phosphate OH groups of 12-(phosphonooxy)octadecanoic acid; major species at pH 7.3.


biotinate

Conjugate base of biotin arising from deprotonation of the carboxy group.


neryl diphosphate(3-)

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


A 3-hydroxy fatty acyl-CoA(4-) oxanion arising from deprotonation of the phosphate and diphosphate OH groups of 3-hydroxypentanoyl-CoA; major species at pH 7.3.


valienol 1-phosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of valienol 1-phosphate; major species at pH 7.3.


dehypoxanthine futalosinate

A 5-oxo monocarboxylic acid anion that is the conjugate base of dehypoxanthine futalosine.


A precorrin carboxylic acid anion obtained by deprotonation of the carboxy groups of  cobalt-precorrin-4; major species at pH 7.3.


The anion of cephapirin obtained by removal of a proton form the carboxylic acid group.


A hydroperoxyoctadecatrienoate that is the conjugate base of (9Z,11E,13R,15Z)-13-hydroperoxyoctadecatrienoic acid, obtained by deprotonation of the carboxy group. Major microspecies at pH 7.3.


A phenolate anion that is the conjugate base of  4-hydroxychlorothalonil, arising from the deprotonation of the hydroxy group. Major microspecies at pH 7.3


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of 4-hydroxybenzoyl-AMP; the major species at pH 7.3.


A 3-coumarate that is the conjugate base of trans-3-coumaric acid.


N-acetyl-D-leucinate

An N-acyl-D-alpha-amino acid anion that is the conjugate base of N-acetyl-D-leucine: major species at pH 7.3.


phosphatidylserine O-34:5(1-)

An alkyl,acyl-sn-glycero-3-phospho-L-serine(1-) in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 5 double bonds.


A monounsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of 18-hydroxyoleoyl-CoA; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of D-xylono-1,4-lactone-5-phosphate. Major microspecies at pH 7.3.


Tetraanion of 4-bromobenzoyl-CoA arising from deprotonation of phosphate and diphosphate functions.


dicarboxylic acid dianion

A carboxylic acid dianion obtained by deprotonation of both carboxy groups of any dicarboxylic acid.


The organophosphate oxoanion formed by deprotonation of the phosphate OH in D-mannosyl ditrans,polycis-undecaprenyl phosphate. Major microspecies at pH 7.3.


A monounsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of trans-2-undecenoyl-CoA; major species at pH 7.3.


A peptide anion that is the conjugate base of gamma-Glu-Trp, obtained by removal of protons from the two carboxy groups as well as protonation of the amino group; major species at pH 7.3.


cobalt(II)-factor III(8-)

A precorrin carboxylic acid anion obtained by deprotonation of the carboxy groups of cobalt(II)-factor III; major species at pH 7.3.


hydroxy fatty acid anion 24:0

Any hydroxy saturated fatty acid anion containing 24 carbons.


An acyl-CoA oxoanion that is the pentaanion of octanedioyl-CoA, arising from deprotonation of the phosphate, diphosphate and carboxylic acid OH groups.


An organophosphate oxoanion obtained by deprotonation of the diphosphate OH groups of beta-D-Galf-(1->4)-alpha-L-Rhap-(1->3)-alpha-D-GlcpNAc-1-diphospho-trans,octacis-decaprenol; major species at pH 7.3.


Dianion of S-acetylphosphopantotheine.


A 3-sn-phosphatidyl-L-serine(1-) in which the 2-acyl group is specified as oleoyl while the 1-acyl group remains unspecified.


A 2-hydroxy-6-oxohexa-2,4-dienoate in which the double bonds at positions 2 and 4 have Z- and E-configuration respectively.


fatty acyl-AMP(1-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of any fatty acyl-AMP; major species at pH 7.3.


The conjugate base of 6-O-{5-hydroxy-4-oxo-3-[2-(sulfooxy)phenyl]-4H-chromen-6-yl}-L-gulonic acid.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (6Z,9Z,12Z,15Z)-octadecatetraenoyl-CoA; major species at pH 7.3.


An anionic ganglioside  arising from deprotonation of the neuraminosyl carboxy groups of beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)-[alpha-N-acetylneuraminosyl-(2->8)-alpha-N-acetylneuraminosyl-(2->3)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-ceramide; major species at pH 7.3.


An epoxy(hydroxy)icosatrienoate that is the conjugate base of 5,6-epoxy-20-hydroxy-(8Z,11Z,14Z)-eicosatrienoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


(4R)-4,8-dimethylnonyl sulfate

An organosulfate oxoanion that is the  conjugate base of (4R)-4,8-dimethylnonyl hydrogen sulfate. It has been isolated from Daphnia pulex and has been found to induce morphological changes in the phytoplankton, Scenedesmus gutwinskii.


Major microspecies at pH 7.3


cannabigerolate

A dihydroxybenzoate that is the conjugate base of cannabigerolic acid, obtained by deprotonation of the carboxy group.


An anionic phospholipid obtained by deprotonation of the phosphate OH groups of any 1-acyl-2-decanoyl-sn-glycero-3-phosphate; major species at pH 7.3.


A 2-acyl-sn-glycero-3-phosphoserine(1-) that is the conjugate base of 2-oleoyl-sn-glycero-3-phosphoserine, in which the carboxy and phosphate groups are anionic and the amino group is cationic; major species at pH 7.3.


A 1-alkyl-2-acylglycero-3-phosphoserine(1-) in which the alkyl substituent can be any alk-1-enyl group.


A flavonoid oxoanion obtained by deprotonation of the 7-hydroxy group of gossypetin. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of 3-Carboxy-4-methyl-5-propyl-2-furanpropionic acid; major species at pH 7.3.


A hydroxy monocarboxylic acid anion obtained by deprotonation of the carboxy and one of the ortho-phenolic groups of demethylsulochrin. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A monocarboxylic acid anion that is the conjugate base of (4R,5S)-dethiobiotin, arising from the deprotonation of the carboxy group. Major species at pH 7.3.


hexacarboxylic acid anion

A carboxylic acid anion that is the conjugate base of hexacarboxylic acid.


thymol sulfate(1-)

A phenyl sulfate oxoanion that is the conjugate base of thymol sulfate, obtained by deprotonation of the sulfate group; major species at pH 7.3.


An organophosphate oxoanion obtained by removal of the proton from the phosphate group of glycyl-AMP.


propyl 4-hydroxybenzoate sulfate(1-)

A phenyl sulfate oxoanion that is the conjugate base of propyl 4-hydroxybenzoate sulfate, obtained by deprotonation of the sulfo group; major species at pH 7.3.


An optically active form of O(4)-phosphonatotyrosine(2-) having L-configuration.


helvolate

The steroid acid anion formed by loss of a proton from the carboxy group of helvolic acid; major microspecies at pH 7.3.


flotufolastat F-18(9-)

A nonacarboxylic acid anion obtained by deprotonation of all nine carboxy groups of flotufolastat F-18. The major species at pH 7.3.


A 2-hydroxy fatty anion obtained by deprotonation of the carboxy group of any 2-hydroxybutyric acid.


N-arachidonoyl-L-leucinate

An N-acyl-L-alpha-amino acid anion that is the conjugate base of N-arachidonoyl-L-leucine, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A triply-charged organophosphate oxoanion arising from deprotonation of the carboxylic acid and phosphate groups of 2-phospho-L-lactic acid; major species at pH 7.3.


A (5Z,8Z,11Z)-14,15-dihydroxyicosatrienoate obtained by deprotonation of the carboxy group of (5Z,8Z,11Z,14S,15S)-14,15-dihydroxyicosatrienoic acid; major species at pH 7.3.


Conjugate base of 5-phospho-D-ribosylamine having an anionic phosphate and a cationic amino group; major species at pH 7.3.


Hexaanion of (3S)-citryl-CoA arising from deprotonation of phosphate, diphosphate and carboxy functions.


Dianion of dTDP-4-dehydro-6-deoxy-alpha-D-glucose arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.  It is an intermediate in dTDP-rhamnose biosynthesis.


aldonate

A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of an aldonic acid.


A steroid glucuronide anion that is the conjugate base of 17beta-estradiol 3-O-(3-sulfo-beta-D-glucuronide) 17-sulfate arising from deprotonation of the carboxylic and sulfate groups; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of benzoyl-AMP; major species at pH 7.3.


gamma-linolenate

A linolenate that is the conjugate base of gamma-linolenic acid, arising from deprotonation of the carboxylic acid group.


An indolecarboxylate obtained by deprotonation of the carboxy group of 3-methyl-2-indolic acid; major species at pH 7.3.


A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 5-hydroxyectoine.


The conjugate base of (9Z,11E,13S,14Z)-13-hydroperoxyoctadeca-9,11,14-trienic acid.


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


riboflavin cyclic 4',5'-phosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate and imido groups of riboflavin cyclic-4',5'-phosphate; major species at pH 7.3.


tetracosatetraenoate

A polyunsaturated fatty acid anion that is the conjugate base of tetracosatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An unsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of 9-decenoyl-CoA; major species at pH 7.3.


alpha-mycolate type-3 (V)

The conjugate base of alpha-mycolic acid type-3 (V). A class of mycolic acids characterized by the presence of a proximal cis C=C double bond and a distal cis-cyclopropyl group in the meromycolic chain.


prostaglandin C1(1-)

Conjugate base of prostaglandin C1.


A polyunsaturated fatty acid anion that is the conjugate base of (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A steroid glucuronide anion that is the conjugate base of testosterone 17-O-(beta-D-glucuronide) arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


coenzyme A(4-)

Tetraanion of coenzyme A.


A galactosylceramide sulfate(1-) in which the ceramide N-acyl group is specified as tetracosanoyl.


The conjugate base of 6-O-[5-hydroxy-3-(2-hydroxyphenyl)-4-oxo-4H-chromen-6-yl]-L-gulonic acid.


A monocarboxylic acid anion that is the conjugate base of alpha-N-acetylneuraminyl-(2->6)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide arising from deprotonation of the carboxy group on the N-acetylneuraminyl residue; major species at pH 7.3.


L-arabinonate

Conjugate base of L-arabinonic acid.


phaseic acid anion

A monocarboxylic acid anion that is the conjugate base of phaseic acid; major species at pH 7.3.


A carbohydrate acid derivative anion obtained by deprotonation of the carboxy group of any N-acetyl-alpha-neuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-N-acetyl-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminide; major species at pH 7.3.


prostaglandin G1(1-)

A prostaglandin carboxylic acid anion that is the conjugate base of prostaglandin G1, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A  dicarboxylic acid dianion that is the conjugate base of  prephenic acid; major species at pH 7.3.


(E)-3-methylglutaconate anion

A  3-methylglutaconate anion obtained by deprotonation of at least one of the carboxyl groups of (E)-3-methylglutaconic acid.


The dicarboxylate anion of cromoglycic acid.


lissamine fast red(2-)

An organosulfonate oxoanion resulting from the removal of a proton from both of the sulfo groups of 5-[(4-acetamido-2-sulfophenyl)diazenyl]-6-amino-4-hydroxynaphthalene-2-sulfonic acid.


The L-enantiomer of histidinate(2-).


A steroidal acyl-CoA(4-) obtained by deprotonation of phosphate and diphosphate functions of beta-muricholoyl-CoA; major species at pH 7.3.


A phenolate anion that is the conjugate base of ascofuranone resulting from the deprotonation of the 4-hydroxy group. Major species at pH 7.3.


An aminobenzoate that is the conjugate base of 2-amino-5-[(1-methoxy-2-methylindolizin-3-yl)carbonyl]benzoic acid, obtained by deprotonation of the carboxy group.


Conjugate base of 2-hydroxy-1,4-benzoquinone


A galactosylceramide sulfate(1-) in which the ceramide N-acyl group is specified as (R)-2-hydroxystearoyl.


The conjugate base of 2-hydroxy-3-oxopropanoic acid; major species at pH 7.3.


alkanesulfonate oxoanion

An alkanesulfonate in which the carbon at position 1 is attached to R, which can represent hydrogens, a carbon chain, or other groups.


A galactosylceramide sulfate(1-) in which the ceramide N-acyl group is specified as (R)-2-hydroxylignoceroyl.


The conjugate base of 7,8-dihydroxykynurenic acid; major species at pH 7.3.


Trianion of UDP-N-acetylmuramoyl-L-alanyl-gamma-D-glutamyl-L-lysyl-D-alanyl-D-alanine(3-) arising from deprotonation of diphosphate and carboxy groups and protonation of the side-chain amino group of the lysyl residue; major species at pH 7.3.


A 1-(alk-1-enyl)-sn-glycero-3-phospho-L-serine(1-) in which the alkenyl substituent has Z-geochemistry.


A mannosylinositol phosphorylceramide(1-) having a hexacosanoyl group amide-linked to a C18 phytosphingosine base, with hydroxylation at C-2 of the C26 very-long-chain fatty acid. Major species at pH 7.3.


icosanoate

A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of icosanoic acid (arachidic acid).


An octadecanoid anion anion obtained by the deprotonation of the carboxy group of any hydroperoxyoctadecadienoic acid.


A mannarate(1-) that is the conjugate base of D-mannaric acid.


A glycerophosphate that is sn-glycerol 3-phosphate bearing a single alk-1-enyl substituent at an unspecified position.


An organophosphate oxoanion that is a trianion resulting from the deprotonation of the carboxy and phosphate OH groups of 2-carboxy-D-arabinitol 1-phosphate; major species at pH 7.3.


A nucleotide-sugar oxoanion arising from deprotonation of the carboxy and diphosphate groups of 2''-O-succinyl-ADP-D-ribose; major species at pH 7.3.


A trans-3-enoyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (3E,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl-CoA; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of 3-hydroxybenzoyl-AMP; major microspecies at pH 7.3.


An aspartate(1-) that is the  conjugate base of L-aspartic acid.


A cyclohexenecarboxylate that is the conjugate base of 4-oxocyclohex-2-ene-1-carboxylic acid resulting from the deprotonation of the carboxy group; Major microspecies at pH 7.3.


A hydroxy fatty acid anion that is the conjugate base of 2-hydroxypalmitic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A phosphatidylserine 38:4 that is the conjugate base of 1-stearoyl-2-arachidonoyl-sn-glycero-3-phosphoserine; major species at pH 7.3.


A hydroxy fatty acid anion that is the conjugate base of (R)-2-hydroxyoctacosanoic acid, obtained by deprotonation of the carboxy group.


8-epi-prostaglandin F2alpha(1-)

A prostaglandin carboxylic acid anion that is the conjugate base of 8-epi-prostaglandin F2alpha, obtained by deprotonation of the carboxy group. Major structure at pH 7.3.


keto-D-fructuronate

The straight-chain keto form of D-fructuronate.


hydroperoxyoctadecatrienoate

An octadecanoid anion that is octadecatrienoate containing a hydroperoxy substituent attached to its carbon chain.


An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of 2,3-epoxy-2,3-dihydrobenzoyl-CoA; major species at pH 7.3.


An organosulfonate oxoanion obtained by deprotonation of the sulfo group of 4-hydroxy-3-[(2-methoxyphenyl)diazenyl]naphthalene-1-sulfonic acid.


A hydroxy fatty acid ascaroside anion resulting from the deprotonation of the carboxy group of oscr#3. The conjugate base of oscr#3 and the major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (11Z,14Z)-3-oxoicosa-11,14-dienoyl-CoA.


fatty acid anion 21:0

A saturated fatty acid anion containing 21 carbons (R(1) = C20H41). It is the major species at pH 7.3.


An acyl-CoA oxoanion arising from deprotonation of phosphate and diphosphate functions as well as protonation of the amino group of 3-aminobutyryl-CoA; major species at pH 7.3.


ribonucleoside 2'-monophosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of any ribonucleoside 2'-monophosphate; major species at pH 7.3.


The conjugate base of 2-aminoacrylic acid; major species at pH 7.3.


carbamoyl adenylate(1-)

An organophosphate oxoanion that is the conjugate base of carbamoyl adenylate, obtained by deprotonation of the phosphate group.


An anionic ganglioside that is the conjugate base of alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide arising from deprotonation of the neuraminosyl carboxy group; major species at pH 7.3.


(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.


dotriacontapentaenoate

A polyunsaturated fatty acid anion that is the conjugate base of any dotriacontapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


5-fluorouridine 5'-monophosphate(2-)

A 5-fluorouridine 5'-monophosphate that results from the removal of two protons from the phosphate group; major species at pH 7.3


phosphatidylserine 40:3(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 40 carbons in total and 3 double bonds.


A polyunsaturated fatty acid anion that is the conjugate base of (19Z,22Z,25Z,28Z)-tetratriacontatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


N-benzoyl-L-phenylalaninate

An N-acyl-L-alpha-amino acid anionresulting from the deprotonation of the carboxy group of N-benzoyl-L-phenylalanine. The major species at pH 7.3.


estramustine phosphate(2-)

A steroid phosphate oxoanion which is the dianion obtained by deprotonation of the phosphate OH groups of estramustine phosphate.


D-hexopyranose 6-phosphate(2-)

The organophosphate oxoanion formed from D-hexopyranose 6-phosphate by loss of two protons from the phosphate group; principal species at pH 7.3.


S-methyl glutathione(1-)

An S-substituted glutathione(1-) resulting from the protonation of the primary amino group and the deprotonation of both of the carboxy groups of S-methyl glutathione. The major microspecies at pH 7.3.


A dTDP-4-acetamido-4,6-dideoxy-D-galactose(2-) in which the anomeric centre of the pyranose fragment has alpha-configuration.


A 3-oxo-fatty acyl-CoA arising from deprotonation of the phosphate and diphosphate functions of 3-oxodocosanoyl-CoA; principal microspecies at pH 7.3.


phosphatidylserine 34:4(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 34 carbons in total and 4 double bonds.


A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of (2Z,4Z)-2-hydroxyhexa-2,4-dienoic acid.


A 1-acyl-sn-glycero-3-phosphoserine(1-) that is the conjugate base of 1-heptadecanoyl-sn-glycero-3-phosphoserine; major species at pH 7.3.


cyclic di-UMP(2-)

A cyclic pyrimidine dinucleotide that consists of two UMP units cyclised via 3',5'-linkages, major species at pH 7.3.


The dolichyl diphosphooligosaccharide(2-) species that is the dianion formed by loss of protons from the diphospho linkage in alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol); major microspecies at pH 7.3.


Tetraanion of 2-methylbut-2-enoyl-CoA arising from deprotonation of phosphate and diphosphate groups.


Dicarboxylate anion of (2R,3S)-2,3-dimethylmalic acid.


lysophosphatidylserine 18:1(1-)

A lysophosphatidylserine(1-) in which the remaining acyl group (position not specified) contains 18 carbons and 1 double bond.


An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of (25S)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oyl-CoA; major species at pH 7.3.


thromboxane B2(1-)

A thromboxane anion that is the conjugate base of thromboxane B2, obtained by deprotonation of the carboxy group; major species at pH 7.3.


phosphatidylserine 42:6(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 42 carbons in total and 6 double bonds.


sulfamate

An organosulfonate oxoanion obtained by deprotonation of the N-sulfo group of any sulfamic acid; major species at pH 7.3.


Dianion of barbituric acid arising from deprotonation at the N-1 and C-5 positions.


An icosanoid anion that is the conjugate base of (12R)-hydroxy-10,11-dihydroleukotriene E4, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of 2-(methylsulfanyl)acetyl-CoA; major species at pH 7.3.


A long-chain fatty acid anion that is the conjugate base of 7-PAHSA, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 2-coumarate that is the conjugate base of cis-2-coumaric acid.


Dianion of CDP-4-dehydro-6-deoxy-D-glucose arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


An icosanoid anion that is the conjugate base of 8-HETE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


ethyl phosphate(2-)

An organophosphate oxoanion that is the dianion of ethyl phosphate arising from deprotonation of both OH groups of the phosphate.


tauroursodeoxycholate

An organosulfonate oxoanion that is the conjugate base of tauroursodeoxycholic acid arising from deprotonation of the sulfonate OH group; major species at pH 7.3.


fatty acid anion 20:0

Any saturated fatty acid anion containing 20 carbons. Formed by deprotonation of the carboxylic acid moiety. Major species at pH 7.3.


A bis(hydroperoxy)icosatetraenoate that is the conjugate base of (5S,15S)-dihydroperoxy-(6E,8Z,11Z,13E)-icosatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 4-oxo monocarboxylic acid anion that is the conjugate base of 4-(6-hydroxypyridin-3-yl)-4-oxobutyric acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 2-carboxyacyl CoA(5-) arising from deprotonation of phosphate, diphosphate and carboxylic acid functions of 2-carboxymyristoyl-CoA; major species at pH 7.3.


An icosanoid anion that is the conjugate base of (7E,9E,11Z,13E,15R,17Z)-5,6,15-trihydroxyicosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An anionic phospholipid that is the conjugate base of 15-methylhexadecasphing-4-enine, having an anionic phosphate group and a protonated amino group; major species at pH 7.3.


A 1,2-diacyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-oleoyl-2-pentadecanoyl-sn-glycero-3-phosphate.


A phosphatidylserine 36:1 that is the conjugate base of 1-oleoyl-2-stearoyl-sn-glycero-3-phospho-L-serine, in which the carboxy and phosphate groups are anionic and the amino group is cationic.


A hydroxy fatty acid ascaroside anion that is the conjugate base of oscr#13, obtained by deprotonation of the carboxy group; major species at pH 7.3.


phosphatidylinositol 42:6(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the two acyl groups at C-1 and C-2 contain a total of 42 carbons and 6 double bonds.


N-methylanthranilate

An aromatic amino-acid anion resulting from the removal of a proton from the carboxylic acid group of N-methylanthranilic acid.


A nucleoside triphosphate(4-) obtained by global deprotonation of the triphosphate OH groups of ATP; major species present at pH 7.3.


A 1,2-diacyl-sn-glycerol 3-phosphate(2-) in which the phosphatidyl acyl groups at postions 1 and 2 are specified as heptadecanoyl and myristoyl respectively.


Conjjugate base of 3alpha,7alpha,12alpha-trihydroxy-5alpha-cholan-24-yl sulfate.


soyasaponin I(1-)

The monocarboxylic acid anion formed from soyasaponin I. It is the major microspecies present at pH 7.3.


A hydroxy monocarboxylic acid anion that is the conjugate base of trans-5-O-caffeoyl-D-quinic acid; major species at pH 7.3.


D-galactopyranuronate

A carbohydrate acid anion that is the conjugate base of D-galactopyranuronic acid, obtained by deprotonation of the carboxy group.


An acyl-CoA oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of trans-tetradec-2-enoyl-CoA; major species at pH 7.3.


An icosanoid anion that is the conjugate base of 5(S),11(R)-DiHETE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


phosphatidylserine O-36:4(1-)

An alkyl,acyl-sn-glycero-3-phospho-L-serine(1-) in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 4 double bonds.


An organophosphate oxoanion that results from the removal of a proton from the phosphate group of 3-O-(6-O-alpha-D-xylosylphospho-alpha-D-mannopyranosyl)-alpha-D-mannopyranose.


A phosphatidylethanol(1-) obtained by deprotonation of the phosphate OH group of 1,2-dipalmitoyl-sn-glycero-3-phosphoethanol; major species at pH 7.3.


Dianion of 4-(4-deoxy-beta-D-gluc-4-enosyluronic acid)-D-galacturonic acid arising from deprotonation of both carboxy groups.


A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of O-formylcefamandole.


pyridoxal 5'-phosphate(2-)

The dianion resulting from the removal of two protons from the phosphate group of pyridoxal 5'-phosphate.


An inositol phosphodihydroceramide(1-) in which the N-acyl group is specified as myristoyl; major species at pH 7.3.


rose bengal(2-)

The anionic form of a fluorescent dye derived from a polyhalogenated fluorescin.


An organosulfonate oxoanion obtained by deprotonation of the sulfonic acid group of acetyltaurine.


A 1-acyl-2-arachidonoyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1,2-diarachidonoyl-sn-glycero-3-phosphate; major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of etrasimod resulting from the deprotonation of the carboxy group; Major species at pH 7.3.


A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of (S)-imazapic.


A 1-acyl-sn-glycero-3-phospho-(1'-sn-glycerol)(1-) in which the acyl group is specified as octadecanoyl (stearoyl); major species at pH 7.3.


A chlorophenoxyacetate anion that is the conjugate base of  (2,4-dichlorophenoxy)acetic acid, obtained by deprotonation of the carboxy group.


The anion formed by deprotonating carboprost at the carboxyl proton.


oroxylin A 7-O-beta-D-glucuronate

The monocarboxylic acid anion that is the conjugate base of oroxylin A 7-O-beta-D-glucuronide.


The dianion of the fragment of coenzyme F420 remaining after formal hydrolytic removal of all of the glutamate residues.


Dianion of reduced flavin mononucleotide arising from deprotonation of both phosphate OH groups.


A phenolate anion obtained by deprotonation of the two phenolic hydroxy groups at positions 2 and 6 of dihydrogeodin. It is the major species at pH 7.3.


The conjugate base of 3,4,5-trimethoxybenzoic acid.


chlorophyllide b(1-)

A cyclic tetrapyrrole anion that is the conjugate base of chlorophyllide b, arising from deprotonation of the carboxy group.


2-oxo monocarboxylic acid anion

An oxo monocarboxylic acid anion in which the oxo group is located at the 2-position.


A 2,3-trans-enoyl(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,13Z,16Z,19Z,22Z)-octacosapentaenoyl-CoA; major species at pH 7.3.


Major microspecies at pH 7.3.


A docosanoid anion that is the conjugate base of (4Z,7Z,10Z,13Z,19Z)-16,17-epoxydocosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of arachidonoyl-CoA.


A dicarboxylic acid dianion obtained by the deprotonation of the carboxy groups of malonic acid.


A nucleotide-sugar oxoanion that is the conjugate base of dTDP-3-amino-3,6-dideoxy-alpha-D-glucose, arising from deprotonation of the diphosphate group and protonation of the amino group.


name: (2R)-2-hydroxy monocarboxylic acid anion

description: A hydroxy monocarboxylic acid anion where the hydroxy group is placed at position 2 (alpha to the carboxy group) and has (R)-stereochemistry; major species at pH 7.3.


An alpha-amino-acid anion that is the conjugate base of N(3)-fumaroyl-(S)-2,3-diaminopropanoic acid; major species at pH 7.3.


A phosphatidate(2-) obtained by deprotonation of both phosphate OH groups of dioleoylphosphatidic acid; major species at pH 7.3.


A hydroperoxyicosatrienoate that is the conjugate base of (8Z,12E,14Z)-11-hydroperoxyicosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


dermatan 4',6'-disulfate anion

A polysaccharide acid oxoanion arising from global deprotonation of the carboxylic and sulfonic acid groups of the repeating units in dermatan 4',6'-disulfate; major species at pH 7.3.


A 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate(5-) obtained by deprotonation of the phosphate OH groups of 1-stearoyl-2-arachidonoyl-sn-glycero-3-phospho-1D-myo-inositol 4,5-bisphosphate; major species at pH 7.3.


Decaanion of 1L-myo-inositol 1,2,3,4,6-pentakisphosphate.


Major species at pH 7.3


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of trans,octacis-decaprenylphospho-beta-D-erythro-pentofuranosid-2-ulose; major species at pH 7.3.


A phenolate anion obtained by deprotonation of the 5- and 7-hydroxy groups of cyanidin 3-O-[6-O-(6-O-4-hydroxycinnamoyl-beta-D-glucosyl)-2-O-beta-D-xylosyl-beta-D-galactoside]. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of 3-oxodotriacontanoyl-CoA (3-oxolacceroyl-CoA); major species at pH 7.3.


An octadecanoid anion that is the conjugate base of (11R)-11-hydroperoxylinoleic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


ethylenebis(dithiocarbamate)

A member of the class of dithiocarbamate anions resulting from the deprotonation of both of the dithiocarbamic acid moieties of ethylenebis(dithiocarbamic acid). The major species at pH 7.3.


Tetraanion of acryloyl-CoA arising from deprotonation of phosphate and diphosphate functions.


A 2-monolysocardiolipin(2-) obtained by deprotonation of both free phosphate OH groups of 2-oleoyl-2'-monolysocardiolipin.


An organosulfonate oxoanion obtained by selective deprotonation of the sulfonic acid groups of DY-732.


acid fuchsin(2-)

An organosulfonate oxoanion obtained by the removal of two protons from 2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfocyclohexa-2,5-dien-1-ylidene)methyl]-3-methylbenzene-1-sulfonic acid (the free acid form of the biological stain 'acid fuchsin').


An 8,9-EET(1-) that is the conjugate base of (8S,9R)-EET, obtained by deprotonation of the carboxy group; major species at pH 7.3.


2-hydroxy fatty acid anion 14:0

A hydroxy fatty acid anion 14:0 in which the hydroxy substituent is located at position 2.


A UDP-D-galactose(2-) in which the anomeric centre of the galactose moiety has alpha-configuration.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (17Z,20Z,23Z,26Z)-3-oxodotriacontatetraenoyl-CoA.


glycosmisate

A monocarboxylic acid anion that is the conjugate base of glycosmisic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Tricarboxylate anion of 2-caffeoylisocitric acid; major species at pH 7.3.


A dicarboxylic acid dianion resulting from deprotonation of both carboxy groups of 3-isopropylmalic acid.


hepoxilin A3(1-)

A hepoxilin anion that is the conjugate base of hepoxilin A3, arising from deprotonation of the carboxylic acid group; major species at pH 7.3.


A cephalosporin carboxylis acid anion having 2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetylamino and [(2-methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazin-3-yl)sulfanyl]methyl side-groups, formed by proton loss from the carboxy group of ceftriaxone.


phosphatidylinositol 37:4(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the two phosphatidyl acyl groups contain a total of 37 carbons and 4 double bonds.


A long-chain polyunsaturated fatty acid anion that is the conjugate base of (10Z,13Z,16Z)-docosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A (2E)-2-methylhexenoyl-CoA(4-) obtained by deprotonation of phosphate and diphosphate functions of (2E)-2-methylhexenoyl-CoA; major species at pH 7.3.


beta-L-Ara4N-lipid A(2-)

Dianion of beta-L-Ara4N-lipid A arising from deprotonation of both phosphate functions and protonation of the amino group  (R can be either hydrogen or a fatty acyl group).


desferricoprogen B(3-)

A hydroxamic acid anion resulting from the removal of a proton from each of the three hydroxamic acid groups of desferricoprogen B.


An N-acyl-L-alpha-amino acid anion resulting from the deprotonation of the carboxy group of N-[4-(indol-3-yl)butanoyl]-L-cysteine. The major species at pH 7.3.


(+)-jasmonic acid anion

A jasmonate anion resulting from the removal of a proton from the carboxy group of (+)-jasmonic acid; major species at pH 7.3.


An N-acyl-(2S)-hydroxyglycinate that is the conjugate base of N-(9Z,12Z,15Z)-octadeca-9,12,15-trienoyl-(2S)-hydroxyglycine, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Major species at pH 7.3.


avicholate

A bile acid anion that is the conjugate base of avicholic acid obtained by deprotonation of the carboxy group; major species at pH 7.3.


A nucleotide-sugar oxoanion that is a trianion arising from deprotonation of the carboxy and diphosphate OH groups of UDP-alpha-D-glucuronic acid; major species at pH 7.3.


A cyclic tetrapyrrole anion that is obtained from any 7(1)-hydroxybacteriochlorophyllide d via deprotonation of the carboxy group; major species at pH 7.3.


A (2S)-2-hydroxy monocarboxylic acid anion resulting from the removal of a proton from the carboxylic acid group of (S)-3-phenyllactic acid.


A 3-oxoacyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of acetoacetyl-CoA.


A monocarboxylic acid anion that is the is conjugate base of 4-O-beta-D-glucosyl-4-coumaric acid.


Octaanion of 1D-myo-inositol 1,3,4,5-tetrakisphosphate arising from global deprotonation of the phosphate OH groups; major species at pH 7.3.


A 3-hydroxy fatty acid anion resulting from the deprotonation of the carboxy group of (S)-3-hydroxypentanoic acid. The major species at pH 7.3.


cardiolipin 80:11(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 80 carbons and 11 double bonds.


A 2-hydroxyoctadecanoate that has S configuration. The conjugate base of (S)-2-hydroxystearic acid obtained via deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of 2-hydroxyisobutanoyl-CoA; major species at pH 7.3


The organosulfate oxoanion formed by proton loss from the sulfate group of 6-O-sulfo-D-glucosamine.


pseudaminate

A monocarboxylic acid anion arising from deprotonation of the carboxy group of pseudaminic acid; major species at pH 7.3.


A dicarboxylic acid dianion arising from deprotonation of both carboxy groups of 2-hydroxy-3-(3-oxoprop-1-enyl)but-2-enedioic acid; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of any 6-(alpha-D-glucose-1-phospho)-alpha-D-mannoside; major species at pH 7.3.


Mo(=O)(=S)-molybdopterin cofactor(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of Mo(=O)(=S)-molybdopterin cofactor; major species at pH 7.3.


lysidine monophosphate(1-)

An organophosphate oxoanion that is CMP(2-) in which the 2-keto group on the cytosine ring is substituted by an epsilon-L-lysyl residue. Major structure at pH 7.3 (according to Marvin v. 6.2.0).


The dolichyl diphosphooligosaccharide(2-) species that is the dianion formed by loss of protons from the diphospho linkage in alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol); major microspecies at pH 7.3.


A dicarboxylic acid monoester(1-) that is the conjugate base of secoxyloganin, resulting from the deprotonation of the carboxy group. Major microspecies at pH 7.3.


gamma-amino acid anion

An amino-acid anion in which the amino group is situated gamma- to the carboxylate group.


cardiolipin 56:2(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 56 carbons and 2 double bonds.


beta-D-glucose 1-phosphate(2-)

An organophosphate oxoanion that is the dianion of beta-D-glucose 1-phosphate arising from deprotonation of both phosphate OH groups.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (16Z,19Z,22Z,25Z,28Z,31Z)-3-oxotetratriacontahexanoic acid.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of nicotinyl-AMP; major species at pH 7.3.


The conjugate base of 3-amino-4-hydroxybenzoic acid; major species at pH 7.3.


A dioxo monocarboxylic acid anion that is the conjugate base of 4-(2-amino-3-hydroxyphenyl)-2,4-dioxobutanoic acid resulting from the deprotonation of the carboxy group. Major species at pH 7.3.


L-alpha-amino acid anion

Conjugate base of an L-alpha-amino acid arising from deprotonation of the C-1 carboxy group.


A nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of GDP-6-deoxy-alpha-D-altrose; major species at pH 7.3.


A D-fructofuranose 1,6-bisphosphate(4-) that is the  conjugate base of alpha-D-fructofuranose 1,6-bisphosphate.


leukotriene D4(1-)

The leukotriene anion that is the monoanion of leukotriene D4 arising from deprotonation of the two carboxy groups and protonation of the cysteinyl alpha-amino group.


epoxyoctadecanoate

A long-chain fatty acid anion that is the conjugate base of an epoxystearic acid (a fatty acid containing 18 carbons and 0 double bonds); obtained by deprotonation of the carboxy group; major species at pH 7.3.


2'3'-cyclic di-UMP(2-)

A cyclic pyrimidine dinucleotide that consists of two UMP units cyclised via a 2',5'- and a 3',5'-linkage. Major species at pH 7.3.


dotriacontatetraenoate

A polyunsaturated fatty acid anion that is the conjugate base of any dotriacontatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Conjugate base of 13,14-dihydro-15-oxo-prostaglandin E2.


2-methoxyacetaminophen glucuronide(1-)

A beta-D-glucosiduronate that is the conjugate base of 2-methoxyacetaminophen glucuronide, obtained by deprotonation of the carboxy group; major species at pH 7.3.


prostaglandin C2(1-)

A prostaglandin carboxylic acid anion that is the conjugate base of prostaglandin C2, obtained by deprotonation of the carboxy group; major species at pH 7.3.


amidotrizoic acid anion

The anion obtained by removal of the proton from the carboxylic acid group of amidotrizoic acid.


Major species at pH 7.3.


An oxo fatty acid anion that is the conjugate base of 12-oxo-(5Z,8E)-heptadecadienoic acid; major species at pH 7.3.


An organophosphate oxoanion that is the conjugate base of 2-amino-2-deoxy-D-glucopyranose 6-phosphate.


An organophosphate oxoanion arising from deprotonation of the diphosphate OH groups of Mo(VI)-molybdopterin guanine dinucleotide.


phosphatidylserine O-40:1(1-)

An alkyl,acyl-sn-glycero-3-phospho-L-serine(1-) in which the alkyl or acyl groups at positions 1 and 2 contain a total of 40 carbons and 1 double bond.


2-acetamidophenol sulfate(1-)

A phenyl sulfate oxoanion that is the conjugate base of 2-acetamidophenol sulfate, obtained by deprotonation of the sulfo group; major species at pH 7.3.


A polyunsaturated hydroxy-fatty acid anion that is the conjugate base of 14-HDoHE, arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


The dianion resulting from the removal of the two protons from the diphosphate group of beta-D-glucosyl-(1->4)-N-acetyl-D-glucosaminyl undecaprenyl diphosphate.


A naphthoate that is the conjugate base of 2-naphthoic acid.


dainate A(1-)

A dicarboxylic acid anion that is conjugate base of dainic acid A, arising from the deprotonation of the carboxy groups and protonation of the pyrrolidine nitrogen. Major species at pH 7.3.


Dianion of dTDP-D-fucose arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


D-ribitol 5-phosphate(2-)

Dianion of D-ribitol 5-phosphate arising from deprotonation of both phosphate OH groups; major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (21Z,24Z,27Z,30Z,33Z)-3-oxohexatriacontapentaenoyl-CoA.


An organophosphate oxoanion arising from deprotonation of both free diphosphate OH groups of beta-D-Glc-(1->3)-alpha-D-GlcNAc-diphospho-ditrans,octacis-undecaprenol


The conjugate base of trans-4-hydroxycyclohexanecarboxylic acid; major species at pH 7.3.


(3Z)-dec-3-en-1-yl sulfate

An organosulfate oxoanion that is the conjugate base of (3Z)-dec-3-en-1-yl hydrogen sulfate. Isolated from Daphnia pulex, it induces morphological changes of phytoplankton Scenedesmus gutwinskii.


An  oxo monocarboxylic acid anion that is the  conjugate base of 6-oxo-2-hydroxy-7-(4'-chlorophenyl)-3,8,8-trichloroocta-2E,4E,7E-trienoic acid.


An aldehydic acid anion that is the conjugate base of 9-oxononanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Dicarboxylate anion of biliverdin; major species at pH 7.3.


phosphatidylserine O-36:3(1-)

An alkyl,acyl-sn-glycero-3-phospho-L-serine(1-) in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 3 double bonds.


desferrialbomycin epsilon(3-)

A hydroxamic acid anion resulting from the removal of a proton from each of the hydroxamic acid groups of desferrialbomycin epsilon.


phosphatidylserine 44:5(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 44 carbons in total and 5 double bonds.


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (3R,9Z,12Z,15Z,18Z)-3-hydroxytetracosatetraenoyl-CoA; major species at pH 7.3.


An organophosphate oxoanion resulting from the removal of two protons from the phosphate group of ditrans,polycis-dodecaprenyl phosphate.


A carbohydrate acid anion obtained by deprotonation of the carboxy group of 3-deoxy-alpha-D-manno-oct-2-ulosonic acid; major species at pH 7.3.


An acyl-CoA oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of trans-dec-2-enoyl-CoA; major species at pH 7.3.


An inositol phosphomannosyl-1->6-inositol-1-phosphoceramide obtained by deprotonation of the free phosphate OH group of inositol phosphomannosyl-1->6-inositol-1-phospho-N-acylicosasphingosine; major species at pH 7.3.


aristolochene

An octahydronaphthalene that is 1,2,3,4,4a,5,6,7-octahydronaphthalene which is substituted at positions 4 and 4a by methyl groups, and a position 6 by an isopropenyl group.


A  monocarboxylic acid anion that is the conjugate base of 5-(2,3-dimethoxy-4-methylphenyl)pentanoic acid, formed by proton loss from the carboxy group.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of 2-hydroxyoctanoyl-CoA; major species at pH 7.3.


An acyl-CoA oxoanion that is the pentaanion of (S)-3-hydroxydodecanedioyl-CoA, arising from deprotonation of the phosphate, diphosphate and carboxylic acid functions; major species at pH 7.3.


An 1-acyl-sn-glycero-3-phosphoserine(1-) in which the 1-acyl group is specified as arachidonoyl.


Major microspecies at pH 7.4


A hydroxy monocarboxylic acid anion that results from the deprotonation of the carboxylic acid group of 3-hydroxypyruvic acid.


dinoflagellate luciferin(2-)

A dicarboxylic acid dianion that results from the removal of a proton from each of the carboxylic acid groups of dinoflagellate luciferin.


A dihydroxyicosatetraenoate  that is the conjugate base of (5S,6S)-dihydroxy-(7E,9E,11Z,14Z)-icosatetraenoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


Dicarboxylate anion of (R)-2-ethylmalic acid.


A mannosylinositol phosphorylceramide(1-) obtained by deprotonation of the phosphate OH group of any Man-1-6-Ins-1-P-Cer(d18:0); major species at pH 7.3.


Ins-1-P-6-Man-1-6-Ins-1-P-Cer B/B'(2-)

An Ins-1-P-6-Man-1-6-Ins-1-P-Cer(2-) in which either the acyl group is hydroxylated at position 2 or the ceramide base is hydroxylated at position 4.


vanillylmandelate

A hydroxy monocarboxylic acid anion that is the conjugate base of vanillylmandelic acid.


name: sulfurated eukaryotic molybdenum cofactor(2-)

description: MoCo in eukaryotic xanthine oxidase.


Tetraanion of 6-hydroxycyclohex-1-ene-1-carbonyl-CoA arising from deprotonation of phosphate and diphosphate functions.


A polyunsaturated fatty acid anion that is the conjugate base of 12(S)-HHTrE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Anion of delphinidin delphinidin 3-O-(6''-O-malonyl)-beta-D-glucoside-3'-O-beta-D-glucoside arising from deprotonation of the malonyl carboxy and 5-hydroxy groups.


Conjugate base of porphobilinogen arising from deprotonation of the two carboxy groups and protonation of the amino group; major species at pH 7.3.


bisphenol A sulfate(1-)

A phenyl sulfate oxoanion that is the conjugate base of bisphenol A sulfate, obtained by deprotonation of the sulfo group; major species at pH 7.3.


The conjugate base of gossypetin arising from selective deprotonation of the hydroxy group at the 3-position; major species at pH 7.3.


4-vinylphenol sulfate(1-)

A phenyl sulfate oxoanion that is the conjugate base of 4-vinylphenol sulfate, obtained by deprotonation of the sulfate group; major species at pH 7.3.


A 2-oxo monocarboxylic acid anion that is the conjugate base of (3S)-3-methyl-2-oxo-3-phenylpropanoic acid, obtained by deprotonation of the carboxy group.


A hydroxy fatty acid anion that is the conjugate base of 10-hydroxylauric acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A singly-charged S-alkyl thiosulfate anion obtained by deprotonation of one of the two thiosulfate OH grous of thiosultap.


2-methyl fatty acid anion

A methyl-branched fatty acid anion obtained by deprotonation of the carboxy group of any 2-methyl fatty acid; major species at pH 7.3.


alpha-aminobutyrate

An alpha-amino-acid anion that is the  conjugate base of alpha-aminobutyric acid.


An organic anion derived from prohexadione by deprotonation of both the carboxy group and a hydroxy group of any of the enolate forms of the triketo moiety. The corresponding calcium salt, prohexadione-calcium, is used as an anti-lodging agent in small-grain cereals.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of 4-methylbenzoyl-AMP; major microspecies at pH 7.3.


myo-inositol phosphate(2-)

An inositol phosphate oxoanion resulting from the removal of both of the protons from the phosphate group of a myo-inositol monophosphate.


5-fluorocytidine 5'-monophosphate(2-)

A 5-fluorocytidine 5'-monophosphate that results from the removal of two protons from the phosphate group; major species at pH 7.3.


Tetranion of propionyl-CoA arising from deprotonation of phosphate and diphosphate functions.


Dicarboxylate anion of N(2)-malonyl-D-tryptophan.


A hydroxy monocarboxylic acid anion that is the conjugate base of (R)-3-[(R)-3-hydroxybutanoyloxy]butanoic acid


branched-chain keto acid anion

An oxo carboxylic acid anion that is the conjugate base of branched-chain keto acid resulting from the deprotonation of the carboxy group.


21-hydroxypregnenolone disulfate(2-)

A  21-hydroxypregnenolone disulfate anion obtained by deprotonation of both sulfate groups of 21-hydroxypregnenolone disulfate.


L-arabinuronate

An arabinuronate that is the conjugate base of L-arabinuronic acid, obtained by the deprotonation of the carboxy group. Major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (8Z,11Z,14Z,17Z)-3-oxoicosa-8,11,14,17-tetraenoyl-CoA.


A 2-hydroxy-6-oxonona-2,4,7-trienedioate having (2E,4Z,7E)-configuration.


Chrome fast yellow 8GL(2-)

An organosulfonate oxoanion obtained by deprotonation of the sulfo and carboxy groups of Chrome fast yellow 8GL (acid form).


A polyunsaturated fatty acyl-CoA(4-) in which the S-acyl moiety contains 18 carbons and 3 double bonds at unknown positions. Major species at pH 7.3.


A phenolate anion that is the dianion of cladofulvin, obtained from the deprotonation of the 6 and 7'-hydroxy groups. Major species at pH 7.3.


2-hydroxy fatty acid anion

A hydroxy fatty acid anion obtained by deprotonation of the carboxy group of any 2-hydroxy fatty acid.


(-)-phomoidride B(1-)

Major species at pH 7.3


4-hydroxy monocarboxylic acid anion

A hydroxy monocarboxylic acid anion resulting from the deprotonation of the carboxy group of a 4-hydroxycarboxylic acid.


An acyl-CoA(4-) that is the tetraanion of benzoyl-CoA, arising from deprotonation of phosphate and diphosphate functions.


An organophosphate oxoanion arising from deprotonation of two of the the three diphosphate OH groups of guanosine 5'-diphosphate.


isonicotinate

A pyridinemonocarboxylate resulting from the deprotonation of the carboxy group of isonicotinic acid.


dithiocarbamate anions

Any organic sulfur anion resulting from the removal of a proton from any N-substituted dithiocarbamic acid.


Dianion of 2-oxoadipic acid arising from deprotonation of both carboxylic acid groups.


A multi-methyl-branched fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of (E)-2,3-didehydropristanoyl-CoA; major species at pH 7.3


An organic anion resulting from the deprotonation of the enol moiety of equisetin. Major species at pH 7.3.


A 1-acyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of gamma-linolenoyl-sn-glycero-3-phosphate.


A short chain fatty acyl-CoA(4-) that is the tetraanion of 2-methylbutanoyl-CoA, arising from deprotonation of phosphate and diphosphate functions.


Conjugate base of S-sulfanylglutathione having both carboxy groups in anionic form and a protonated primary amino group.


A carbohydrate acid derivative anion obtained by global deprotonation of the carboxy groups of sugammadex.


An octadecanoid anion that is the conjugate base of 18-hydroxy-12,13-epoxy-(9Z)-octadecenoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3


A peptide anion arising from deprotonation of the three carboxy groups and protonation of the primary amino group of D-gamma-glutamyl-D-glutamic acid.


Conjugate base of stipitatonic acid arising from selective deprotonation of the 4-hydroxy group; major species at pH 7.3.


ethanesulfonate

An alkanesulfonate in which the alkyl group directly linked to the sulfonate functionality is ethyl.


2-deoxyribose 5-triphosphate(4-)

An organophosphate oxoanion obtained by deprotonation of all four triphosphate OH groups of 2-deoxyribose 5-triphosphate.


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


N-(fatty acyl)-L-tyrosine(1-)

an N-acyl-L-tyrosine where the fatty acyl chain is not specified, major species at pH 7.3


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

A myo-inositol phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1D-myo-inositol 2-phosphate; major species at pH 7.3.


An organic anion anion formed from 6-methyl-7-oxo-8-(1-D-ribityl)lumazine (2-hydroxy tautomer) by removal of a proton from the nitrogen at position 1.


A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of scutellarin.


A 2'-deoxyribonucleoside triphosphate oxoanion that is the trianion of 2'-deoxyadenosine 5'-triphosphate, arising from deprotonation of three of the four triphosphate OH groups.


A monocarboxylic acid anion that is the conjugate base of 3-(3,4-dihydroxyphenyl)propanoic acid.


A monoalkylglycerophosphoglycerol obtained by deprotonation of the phosphate OH groups of any 1-(alk-1-enyl)-glycero-3-phosphoglycerol; major species at pH 7.3.


An acyl-CoA(4-) arising from deprotonation of phosphate and diphosphate OH groups of 3alpha,7alpha-dihydroxy-24-oxo-5beta-cholestan-26-oyl-CoA; major species at pH 7.3.


Major microspecies at pH 7.3.


monoacylglycerol 3-phosphate(2-)

Any glycero-3-monophosphate carrying a single acyl substituent in an unspecified position (sn-1, sn-2 or sn-3).


Diazo-2,tetrapotassium salt

Photoactivatable Ca2+ scavenger.


phosphatidylserine O-30:6(1-)

An alkyl,acyl-sn-glycero-3-phospho-L-serine(1-) in which the alkyl or acyl groups at positions 1 and 2 contain a total of 30 carbons and 6 double bonds.


resolvin E1(1-)

An icosanoid anion resulting from the removal of a proton from the carboxy group of resolvin E1; major species at pH 7.3.


Major species at pH 7.3


ethyl hydrogen phosphate(1-)

An organophosphate oxoanion that is the conjugate base of ethyl dihydrogen phosphate arising from deprotonation of one of the OH groups of the phosphate.


1,7-dimethylurate anion

An organic anion obtained by removal of at least one proton from 1,7-dimethyluric acid.


Tetraanion of 2-methylbenzoyl-CoA (o-tolyl-CoA) arising from deprotonation of phosphate and diphosphate functions.


3-substituted propionyl-CoA(4-)

An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of any 3-substituted propionyl-CoA; major species at pH 7.3.


N-carbamoylsarcosinate

Conjugate base of N-carbamoylsarcosine.


D-fructofuranose 6-phosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of D-fructofuranose 6-phosphate; major species at pH 7.3.


gibberellin A15(2-) (diacid form)

A dicarboxylic acid anion obtained by deprotonation of both carboxy groups of gibberellin A15 (diacid form).


hydroperoxyicosapentaenoate

An icosanoid anion arising from deprotonation of the carboxylic acid function of any hydroperoxyicosapentaenoic acid.


Ins-1-P-Cer-A 40:0(1-)

An Ins-1-P-Cer A(1-) in which the acyl group and the ceramide base contain a total of 40 carbons and 0 double bonds. Major species at pH 7.3.


phosphatidylserine 40:0(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 40 carbons in total and 0 double bonds.


A dicarboxylic acid dianion that results from the removal of a proton from both of the carboxylic acid groups of any 3-hydroxydicarboxylic acid.


A nucleotide-sugar oxoanion arising from deprotonation of the diphosphate OH groups of any UDP-2-N,3-O-bis[(3R)-3-hydroxyacyl]-alpha-D-glucosamine. Major miscrospecies at pH 7.3


An anionic phospholipid obtained by deprotonation of the phosphate OH group of any monoacylglycero-3-phosphoglycerol. Major species at pH 7.3.


The monoanion formed by deprotonation of the terminal carboxy group of an N(alpha)-acetylpeptide.


D-isoleucinate

The D-enantiomer of isoleucinate.


bacteriochlorophyllide e(1-)

A cyclic tetrapyrrole anion that is obtained from any bacteriochlorophyllide e via deprotonation of the carboxy group; major species at pH 7.3.


A phenolate anion obtained by deprotonation of one of the phenolic hydroxy groups of any 2-acylphloroglucinol.


glucosyl-(heptosyl)2-(KDO)2-lipid A(6-)

A lipid A oxoanion obtained via deprotonation of the carboxy and phosphate OH groups of glucosyl-(heptosyl)2-(KDO)2-lipid A; major species at pH 7.3.


The conjugate base of alpha,alpha-trehalose-2-sulfate arising from deprotonation of the sulfate group.


A (5Z,8Z,11Z)-14,15-dihydroxyicosatrienoate obtained by deprotonation of the carboxy group of (5Z,8Z,11Z,14R,15R)-14,15-dihydroxyicosatrienoic acid; major species at pH 7.3.


(S)-dihydroorotate

A dihydroorotate that is the conjugate base of (S)-dihydroorotic acid.


ricinoleate

A hydroxy fatty acid anion that is the conjugate base of ricinoleic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


tetratriacontahexaenoate

A polyunsaturated fatty acid anion that is the conjugate base of tetratriacontahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


iodobenzoate

A benzoate carrying at least one iodo substituent.


The anion of (6S)-6-hydroxy-1,4,5,6-tetrahydronicotinamide adenine dinucleotide arising from deprotonation of both OH groups of the diphosphate moiety.


D-xylulose 1,5-bisphosphate(4-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of D-xylulose 1,5-bisphosphate; major microspecies at pH 7.3.


An omega-oxo fatty acid anion that is the conjugate base of 26-oxohexacosanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH group of 17-(4-hydroxyphenyl)heptadecanoyl-AMP; the major species at pH 7.3.


A dihydroxy monocarboxylic acid anion that is the conjugate base of (2,6-dihydroxyphenyl)acetic acid, arising from deprotonation of the carboxy group.


An icosanoid anion that is the conjugate base of 5-HEPE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


Dianion of 2,3,2',3'-tetrakis(3-hydroxytetradecanoyl)-alpha-D-glucosaminyl-1,6-beta-D-glucosamine 1-phosphate.


An N-acyl-(2S)-hydroxyglycinate resulting from the deprotonation of the carboxy group of N-tetradecanoyl-(2S)-hydroxyglycine. The major species at pH 7.3.


A hydroxy fatty acid ascaroside anion that is the conjugate base of oscr#14, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Tetraanion of N(6)-(1,2-dicarboxyethyl)-AMP arising from deprotonation of carboxylic acid and phosphate functions.


Major species at pH 7.3.


A fatty acid-taurine conjugate obtained by deprotonation of the sulfonate group of N-oleoyltaurine; major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of 3-oxoisooctadecanoyl-CoA.


An anionic phospholipid obtained by deprotonation of the phosphate OH groups of any 1-alkyl-2-acyl-sn-glycero-3-(1'-sn-glycerol).


Conjugate base of 5-phospho-beta-D-ribosylamine.


An organic anion that is the conjugate base of dihydrophloroglucinol, obtained by deprotonation of the enolic hydroxy group; major species at pH 7.3.


A fatty acid-taurine conjugate obtained by deprotonation of the sulfonate group of N-[12(S)-hydroperoxy-(5Z,8Z,10E,14Z)-icosatetraenoyl]taurine; major species at pH 7.3.


An omega-hydroxy-long-chain fatty acid anion that is the conjugate base of 16-hydroxyhexadecanoic acid (also known as 16-hydroxypalmitic acid or juniperic acid).


A steroid sulfate oxoanion obtained by deprotonation of at least one of the sulfo groups of 5alpha-androstan-3beta,17beta-diol disulfate.


A 1-phosphatidyl-1D-myo-inositol 3,4,5-trisphosphate(7-) in which the phosphatidyl acyl groups at positions 1 and 2 are both specified as octanoyl.


An (S)-3-hydroxyacyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of (S)-3-hydroxydecanoyl-CoA; major species at pH 7.3.


A N-acylsphingosine 1-phosphate(2-) in which the N-acyl group is specified as tetradecanoyl (myristoyl).


Major microspecies at pH 7.3


A dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of (3E)-phycocyanobilin; major species at pH 7.3.


phosphatidylinositol 38:0(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the acyl groups at C-1 and C-2 contain 38 carbons in total and 0 double bonds.


An organophosphate oxoanion obtained by deprotonation of the triphosphate and phosphonate OH groups of alpha-D-ribose 1-methylphosphonate 5-triphosphate.


lysophosphatidylserine 16:1(1-)

A lysophosphatidylserine(1-) in which the remaining acyl group (position not specified) contains 16 carbons and 1 double bond.


A beta-bitter acid(1-) that is the conjugate base of lupulone, obtained by deprotonation of the 1-hydroxy group. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A 1-phosphatidyl-1D-myo-inositol(1-) that is the conjugate base of 1,2-dioctanoyl-sn-glycero-3-phospho-1D-myo-inositol, obtained by deprotonation of the phosphate OH group; major species at pH 7.3.


A 2-acylglycero-3-phospho-1'-glycerol(1-) obtained by deprotonation of the phosphate OH group of any 2-acyl-sn-glycero-3-phosphoglycerol; Major species at pH 7.3.


An organophosphate oxoanion that is the trianion of (R)-5-phosphopantothenic acid arising from deprotonation of the carboxy and phosphate OH groups; major species at pH 7.3


A nucleotide-sugar oxoanion arising from deprotonation of the diphosphate OH groups of any UDP-2,3-diacyl-alpha-D-glucosamine; major species at pH 7.3.


An omega-hydroxy fatty acid anion that is the conjugate base of 3,18-dihydroxyoctadecano (3,18-dihydroxystearic acid), obtained by deprotonation of the carboxy group; major species at pH 7.3.


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


A carbohydrate acid anion that is the conjugate base of 3-O-beta-D-glucosyl-D-glucuronic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the diphosphate OH groups of (2Z,6Z,10Z,14Z,18Z,22Z,26Z,30Z,34E)-decaprenyl diphosphate. Major structure at pH 7.3


adenosine 3',5'-bismonophosphate(4-)

An organophosphate oxoanion arising from deprotonation of the phosphate OH groups of adenosine 3',5'-bismonophosphate; major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of 2-methylvaleric acid, resulting from the deprotonation of the carboxy group. 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 (5Z,11Z,14Z)-8,9-dihydroxyicosatrienoate obtained by deprotonation of the carboxy group of (5Z,8R,9R,11Z,14Z)-8,9-dihydroxyicosatrienoic acid; major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the diphosphate OH groups of alpha-D-abequosyl-(1->3)-alpha-D-mannosyl-(1->4)-alpha-L-rhamnosyl-(1->3)-beta-D-galactosyl-1-diphosphodecaprenol.


A tricarboxylic acid anion obtained by removal of two protons from ethylenediaminetriacetic acid.


calcium green 1(6-)

A cationic xanthene dye-based amide comjugate.


An organophosphate oxoanion obtained by deprotonation of all but one of the phosphate and diphosphate OH groups of 1,5-bis(diphospho)-1D-myo-inositol 2,3,4,6-tetrakisphosphate. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A medium chain fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of 2-hydroxyhexanoyl-CoA; major species at pH 7.3.


An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy groups of ganglioside GT1b (d18:1/C18:0); major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of bispyribac, arising from the deprotonation of the carboxy group. Major species at pH 7.3.


9-ribosyl-trans-zeatin 5'-phosphate(2-)

A organophosphate oxoanion that is that is AMP(2-) substituted at position N-6 by a (2E)-4-hydroxy-3-methylbut-2-en-1-yl group; major species at pH 7.3.


Pentaanion of (3S)-citramalyl-CoA arising from deprotonation of phosphate, diphosphate and carboxylic acid functions.


An organophosphate oxoanion that is the major structure at pH 7.3 of 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylic acid.


The conjugate base of 3-dehydro-2-deoxy-D-gluconic acid; major species at pH 7.3.


The dianion resulting from the removal of two protons from the phosphate group of 5-amino-6-(5-phospho-D-ribosylamino)uracil.


A 1,2-diacyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-oleoyl-2-nonadecanoyl-sn-glycero-3-phosphate.


A 2-hydroxy fatty acid anion that is the conjugate base of 2-hydroxynervonic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An unsaturated fatty acid anion that is the conjugate base of (8S,9S)-epoxy-(10R)-hydroxyicosa-(5Z,11Z,14Z)-trienoic acid, obtained by deprotonation of the carboxy group.


A hydroxy monocarboxylic acid anion that is the conjugate base of 12-hydroxyjasmonic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A dicarboxylic acid anion obtained by deprotonation of the carboxy groups as well as the 10'-hydroxy group of actinorhodin. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


Tetracarboxylate anion of tetrahydropteroyltri-L-glutamic acid; major species at pH 7.3.


N-acetyl-L-phenylalaninate

The conjugate base of N-acetyl-L-phenylalanine; major species at pH 7.3.


An  oxo carboxylic acid anion that is the conjugate base of 5-(3'-carboxy-3'-oxopropyl)-4,6-dihydroxypicolinic acid.


A fatty acyl-AMP(1-) obtained by deprotonation of the phosphate OH group of decanoyl-AMP; the major species at pH 7.3.


A hydroxy fatty acid ascaroside anion that is the conjugate base of oscr#27, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of 2-(1,2-epoxy-1,2-dihydrophenyl)acetyl-CoA; major species at pH 7.3.


The organophosphate oxoanion formed by proton loss from the phospho group of 3-aminopropyl N-acetyl-alpha-D-glucosamine-1-phosphate.


An acyl-CoA oxoanion that is the pentaanion of tetradecanedioyl-CoA, arising from deprotonation of the phosphate, diphosphate and carboxylic acid functions; major species at pH 7.3.


An organic anion that is the conjugate base of iofensulfuron resulting from the deprotonation of the N-sulfonylurea moiety: Major species at pH 7.3.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of 2-hydroxypalmitoyl-CoA.


Ins-1-P-6-Man-1-6-Ins-1-P-Cer C(2-)

An Ins-1-P-6-Man-1-6-Ins-1-P-Cer(2-) in which the acyl group is hydroxylated at position 2 and the ceramide base is hydroxylated at position 4.


An organosulfonate oxoanion resulting from the removal of a proton from both of the sulfo groups of 4-aminoazobenzene-3,4'-disulfonic acid.


alpha-D-xylose 1-phosphate(2-)

Dianion of alpha-D-xylose 1-phosphate arising from deprotonation of both OH groups of the phosphate.


Man-1-6-Ins-1-P-Cer D(1-)

A mannosylinositol phosphoceramide(1-) in which the acyl group is hydroxylated at position 2 and one other unspecified position while the ceramide base is hydroxylated at position 4. Major species at pH 7.3.


A nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of dTDP-4-dehydro-2,6-dideoxy-alpha-D-glucose; major species at pH 7.3.


An L-alpha-amino acid anion that is the conjugate base of N-acetyl-L-methionine, obtained by deprotonation of the carboxy group.


An N-acylglycinate resulting from the deprotonation of the carboxy group of N-[(9Z)-hexadecenoyl]glycine. The major species at pH 7.3.


A  methoxybenzoate that is the conjugate base of 4-methoxybenzoic acid.


An organic anion obtained by deprotonation of the malonyl carboxy as well as the 5- and 7-hydroxy groups of delphinidin 3-O-(6''-O-malonyl)-beta-D-glucoside. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A monohydroxybenzoate that is the conjugate base of 3-hydroxybenzoic acid.


A dihydroxyicosatetraenoate that is the conjugate base of (5S,6R)-dihydroxy-(7E,9E,11Z,14Z)-icosatetraenoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


cardiolipin 74:10(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 74 carbons and 10 double bonds.


A organophosphate oxoanion that is ADP(3-) substituted at position N-6 by a (2E)-4-hydroxy-3-methylbut-2-en-1-yl group; major structure at pH 7.3.


cardiolipin 66:4(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 66 carbons and 4 double bonds.


The conjugate base of (R)-2-hydroxyadipic acid.


S-adenosyl-L-homocysteinate

A L-alpha-amino acid anion obtained by deprotonation of S-adenosyl-L-homocysteine.


nucleoside 3',5'-cyclic phosphate anion

The conjugate base of a nucleoside 3',5'-cyclic phosphate.


taurocholate 7-sulfate(2-)

A steroid sulfate oxoanion obtained by deprotonation of the carboxylic acid and sulfate functions of taurocholic acid 7-sulfate; major species at pH 7.3.


A peptide anion that is the conjugate base of gamma-Glu-Ile, obtained by removal of protons from the two carboxy groups as well as protonation of the amino group; major species at pH 7.3.


A  1-acyl-2-arachidonoyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-stearoyl-2-arachidonoyl-sn-glycero-3-phosphate; major species at pH 7.3.


A 2-oxo monocarboxylic acid anion that is the conjugate base of 2-oxo-3-(5-oxofuran-2-ylidene)propanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An anionic phospholipid obtained by deprotonation of both phosphate OH groups of 3-heptaprenyl-sn-glycero-1-phosphate; major species at pH 7.3.


Dianion of CDP-D-glucose.


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (R)-3-hydroxystearoyl-CoA; major species at pH 7.3.


phenyl sulfate oxoanion

An aryl sulfate oxoanion obtained by deprotonation of the sulfo group of any phenyl sulfate; major species at pH 7.3.


A flavonoid oxoanion that is the conjugate base of flavonol.


A carbohydrate acid anion that results from the deprotonation of the carboxylic acid group of beta-D-Delta(4)-GlcpA-(1->4)-beta-D-Glcp-(1->4)-alpha-L-Rhap-(1->3)-D-Glcp. The major species at pH 7.3.


Conjugate base of 5-hydroxy-2-oxo-4-ureido-2,5-dihydro-1H-imidazole-5-carboxylic acid.


A hydroxy fatty acid anion and the conjugate base of 6-hydroxyhexanoic acid, formed by deprotonation of the carboxylic acid group.


Dicarboxylate anion of 2-(3-methylthiopropyl)malic acid.


A monocarboxylic acid anion that is the conjugate base of sulbactam resulting from the deprotonation of the carboxy group; Major species at pH 7.3.


A 1,2-diacyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-oleoyl-2-lauroyl-sn-glycero-3-phosphate.


An N-acyl-(3-O-sulfo-D-galactosyl)sphingosine(1-) obtained by deprotonation of the sulfo group of N-lignoceroyl-(3-O-sulfo-D-galactosyl)sphingosine; major species at pH 7.3.


Trianion of 5alpha,9alpha,10beta-labda-8(20),13-dien-15-yl diphosphate.


D-mannonate

The D-enantiomer of mannonate.


An orpanophosphate oxoanion that is the trianion of ditrans,polycis-decaprenyl diphosphate.


A lipid IVA oxoanion obtained by deprotonation of the phospho and carboxy groups of alpha-Kdo-(2->8)-alpha-Kdo-(2->4)-alpha-Kdo-(2->6)-lipid IVA; major species at pH 7.3.


Published in DOI:10.1074/jbc.274.35.24503


phosphatidylinositol bisphosphate(5-)

An anionic phospholipid obtained by deprotonation of the phospho groups of any phosphatidylinositol bisphosphate; major species at pH 7.3.


phosphatidylserine 30:0(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 30 carbons in total and 0 double bonds.


A monocarboxylic acid anion that is the conjugate base of hederagenin, obtained by deprotonation of the carboxy group; major species at pH 7.3.


ascorbate

A ketoaldonate that is the conjugate base of ascorbic acid.


name: omega-hydroxy-medium-chain fatty acid anion

description: An omega-hydroxy fatty acid anion obtained by deprotonation of the carboxy group of any omega-hydroxy-medium-chain fatty acid; major species at pH 7.3.


A steroid glucuronide anion that is the conjugate base of dehydroepiandrosterone 3-O-(beta-D-glucuronide) arising from deprotonation of the carboxylic group; major species at pH 7.3.


Tetraanion of 3,4-dihydroxyphenylacetyl-CoA arising from deprotonation of phosphate and diphosphate functions; major microspecies at pH 7.3


A generic anionic phospholipid in which R1 is an organyl group that can be alkyl, acyl or alk-1-enyl while R2 can be either H, ethanolamine, choline, serine, inositol etc.


An oxo fatty acid anion that is the conjugate base of 5-oxohexanoic acid, arising from deprotonation of the carboxy group.


A 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycerol)(1-) in which the 1- and 2-acyl groups are specified as octadecanoyl (stearoyl) and 9Z-octadecenoyl (oleoyl) respectively; major species at pH 7.3.


Octaanion of precorrin-1 arising from global deprotonation of the carboxy groups.


2-hydroxy fatty acid anion 24:0

A hydroxy fatty acid anion 24:0 in which the hydroxy substituent is located at position 2.


Trianion of UDP-alpha-D-galacturonate arising from deprotonation of carboxy and diphosphate groups.


name: inositol-1-phospho-N-(2-hydroxy-very-long-chain fatty acyl)-4R-hydroxysphingoid base(1-)

description: An inositol phosphoceramide (1-) in which the acyl chain length is greater than C22 and  hydroxylated at position 2 and the ceramide base is hydroxylated at position 4.


N,N-dihydroxytetrahomomethioninate

Conjugate base of N,N-dihydroxytetrahomomethionine.


A carboxypyridinecarboxylate that is the conjugate base of dipicolinic acid.


Alexa Fluor 488 para-isomer(2-)

The dianion of Alexa Fluor 488 para-isomer.


An oxo dicarboxylate that is the conjugate base of 2,4-dichloro-3-oxoadipic acid arising from the deprotonation of the two carboxy groups. Major microspecies at pH 7.3.


D-phenylalaninate

The D-enantiomer of phenylalaninate.


Dianion of N-acetylphosphinothricin obtained by deprotonation of carboxylic acid and phosphinate functions.


An oxo dicarboxylate obtained by deprotonation of both carboxy groups of 2-oxopimelic acid; major structure at pH 7.3.


A monounsaturated fatty acid anion that is the conjugate base of 11-hydroxy-(12S,13S)-epoxy-(9Z)-octadecenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A long-chain fatty acid anion that is the conjugate base of 13-PAHSA, obtained by deprotonation of the carboxy group; major species at pH 7.3.


tricarboxylic acid anion

Any anion of a tricarboxylic acid  formed by deprotonation of at least one carboxy group.


cardiolipin 72:10(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 72 carbons and 10 double bonds.


A hexadecenoate that is the conjugate base of (7Z)-hexadecenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


sulfonatoacetaldehyde

An organosulfonate oxoanion that is the conjugate base of sulfoacetaldehyde; major species at pH 7.3.


Major microspecies at pH 7.3.


A 2-acyl-sn-glycero-3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 2-arachidonoyl-sn-glycero-3-phosphate; major species at pH 7.3.


An organosulfonate oxoanion that is the conjugate base of 6-deoxy-6-sulfoglucono-1,5-lactone, obtained by deprotonation of the sulfo group; major species at pH 7.3.


An omega-hydroxy-long-chain fatty acid anion that is the conjugate base of 22-hydroxydocosanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (12Z,15Z,18Z,21Z,24Z,27Z)-3-oxotriacontahexaenoyl-CoA.


Major species at pH 7.3.


A dicarboxylic acid dianion that is the conjugate base of galactarate(1-).


Tetraanion of cis-3,4-didehydroadipoyl-CoA semialdehyde arising from deprotonation of the phosphate and diphosphate functions.


A nucleoside triphosphate(4-) that is ATP with adenine bearing a single oxo substituent at position 8; major species present at pH 7.3.


A dicarboxylic acid monoanion that is the conjugate base of 2-aminomuconic acid. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A 9,10-epoxy-18-hydroxyoctadecanoate that is the conjugate base of (9S,10R)-9,10-epoxy-18-hydroxyoctadecanoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (R)-3-hydroxydecanoyl-CoA.


A singly-charged anionic phospholipid that is the conjugate base of 1-acyl-sn-glycero-3-phosphoserine, in which the carboxy and phosphate groups are anionic and the amino group is cationic; major species at pH 7.3.


A retinoid glucuronide anion that is the conjugate base of 1-O-(5,6-epoxyretinoyl)-beta-D-glucuronic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


A  carbohydrate acid anion that is the conjugate base of 2,4-didehydro-3-deoxy-L-rhamnonic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 2,3-trans-enoyl CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,15Z)-tetracosadienoyl-CoA; major species at pH 7.3.


A 4-oxo monocarboxylic acid anion resulting from the removal of a proton from the carboxylic acid group of (2,2,3-trimethyl-5-oxocyclopent-3-en-1-yl)acetic acid.


A monocarboxylic acid anion that is the conjugate base of 5,10-9-dimethylallyldihydrophenazine-1-carboxylic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An idarate(2-) that is the conjugate base of L-idarate(1-).


aurasperone A(2-)

A phenolate anion that is the conjugate base of aurasperone A, obtained by deprotonation of the two hydroxy groups at positions 5 and 5'. It is the major microspecies at pH 7.3.


A octadecanoid anion that is the conjugate base of 9-oxo-ODE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Trianion of UDP-N-acetyl-6-(D-galactose-1-phospho)-D-glucosamine arising from deprotonation of the phosphate and diphosphate OH groups; major species at pH 7.3.


gibberellin A9(1-)

A gibberellin carboxylic acid anion that is the conjugate base of gibberellin A9, obtained by deprotonation of the carboxy group; major species at pH 7.3.


cardiolipin 56:3(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 56 carbons and 3 double bonds.


name: poly(glycerol phosphate) anion macromolecule

description: The polyanion macromolecule arising from global deprotonation of the phosphate groups of poly(glycerol phosphate).


A retinoid glucosiduronic acid anion obtained by deprotonation of the carboxy groups of 4-(beta-D-glucopyranuronosyloxy)retinoic acid; major species at pH 7.3.


A 2-hydroxy fatty acid anion that is the conjugate base of 2-hydroxytricosanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An inositol phosphodihydroceramide(1-) in which the N-acyl group is specified as hexanoyl; major species at pH 7.3.


A polyunsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (11Z,14Z,17Z,20Z,23Z)-hexacosapentaenoyl-CoA.


A tetracosahexaenoate that is the conjugate base of (6Z,9Z,12Z,15Z,18Z,21Z)-tetracosahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


3-(1-hydroxyethyl)chlorophyllide a(2-)

A cyclic tetrapyrrole anion that is obtained from 3-(1-hydroxyethyl)chlorophyllide a via deprotonation of the carboxy group and formation of a carbide ion. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


Dianion of (1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate arising from deprotonation of both phosphate OH groups.


flavianate

An organosulfonate oxoanion obtained by deprotonation of the sulfo and phenolic hydroxy groups of flavianic acid.


An organophosphate oxoanion obtained by the deprotonation of the carboxy and one of the phosphate OH groups as well as protonation of the amino group of glyphosate. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


An organic trisodium salt having 2-(3-{4-tert-butyl-7-[ethyl(3-sulfonatopropyl)amino]chromenium-2-yl}prop-2-en-1-ylidene)-3-(3-carboxypropyl)-3-methyl-1-(3-sulfonatopropyl)indoline-5-sulfonate as the counterion.


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (3R,8Z,11Z,14Z)-3-hydroxyicosatrienoyl-CoA; major species at pH 7.3.


The anion resulting from the removal of a proton from the carboxylic acid group of 3-[(5S,6R)-5,6-dihydroxycyclohexa-1,3-dienyl]propanoic acid.


A flavonoid oxoanion resulting from the deprotonation of the hydroxy group at position 5 of the flavonoid moiety of quercetin 3,7-bis-O-alpha-L-rhamnoside. The major species at pH 7.3.


An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of 3-oxochol-4-en-24-oyl-CoA; major species at pH 7.3.


leukotriene B5(1-)

An icosanoid anion that is the conjugate base of leukotriene B5, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Major species at pH 7.3.


An icosanoid anion that is the conjugate base of 15-HETE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


phosphatidylinositol 40:6(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the two phosphatidyl acyl groups contain a total of 40 carbons and 6 double bonds.


A polyunsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (9Z,12Z)-pentadecadienoyl; major species at pH 7.3.


An optically active form of 4-hydroxy-2-oxohexanoate having 4S-configuration.


dermatan anion

A carbohydrate acid derivative anion obtained from dermatan by deprotonation of the carboxylic acid groups of the repeating units; the major species at pH 7.3.


p-hydroxyhippurate

A monocarboxylic acid anion that is the conjugate base of p-hydroxyhippuric acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


L-cystine anion

The L-alpha-amino acid anion that is a conjugate base of L-cystine, formed by loss of a proton from each of the carboxy groups.  It is the major microspecies at pH > 9.4.


(S)-mevalonate

The (S)-enantiomer of mevalonate.


A 2-monolysocardiolipin(2-) in which the acyl group at position 2 is specified as dodecanoyl while those at positions 1 and 1' remain unspecified.


A phenolate anion obtained by deprotonation of the 5-hydroxy group of rubrofusarin. It is the major microspecies at pH 7.3.


An icosanoid anion that is the conjugate base of (6E,8Z,11Z)-5-oxoicosatrienoic acid (5-oxo-ETrE), obtained by deprotonation of the carboxy group; major species at pH 7.3.


An organophosphate oxoanion that is the tetraanionic form of SAICAR. It is the major species at pH 7.3.


lissamine fast yellow(2-)

An organosulfonate oxoanion resulting from the removal of a proton from both of the sulfo groups of 2,5-dichloro-4-{5-hydroxy-3-methyl-4-[(4-sulfophenyl)diazenyl]pyrazol-1-yl}benzene-1-sulfonic acid.


An anionic ganglioside that is the conjugate base of alpha-Neu5Gc-(2->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer arising from deprotonation of the glycoloylneuraminosyl carboxy group; major species at pH 7.3.


N-(fatty acyl)-glycine(1-)

an N-acyl-glycine where the fatty acyl chain is not specified, major species at pH 7.3.


D-tagatofuranose 6-phosphate(2-)

An organophosphate oxoanion that is the dianion of D-tagatofuranose 6-phosphate.


omega-hydroxy fatty acyl-CoA(4-)

A fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of any omega-hydroxy fatty acyl-CoA; major species at pH 7.3.


A polyanionic polymer obtained by global deprotonation of all the carboxy groups of (1->4)-beta-D-mannuronic acid; major species at pH 7.3.


phosphatidylinositol 30:2(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the acyl groups at C-1 and C-2 contain 30 carbons in total and 2 double bonds.


(R)-lavandulyl diphosphate(3-)

Trianion of (R)-lavandulyl diphosphate; major species at pH 7.3.


Conjugate base of CDP-choline(1+) arising from deprotonation of the diphosphate function.


A polyunsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate functions of (20Z,23Z,26Z,29Z,32Z)-octatriacontapentaenoyl-CoA; major species at pH 7.3.


cimicifugate J

Conjugate base of cimicifugic acid J; major microspecies at pH 7.3.


An organic anion that is the conjugate base of 4-dedimethylamino-4-oxoanhydrotetracycline, obtained by deprotonation of the 2-hydroxy group. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


a (Kdo)3-lipid IVA(7-)

Major species at pH 7.3


coenzyme alpha-F420-3(5-)

The penta-anion obtained by removing protons from the phosphate and carboxylic acid groups of coenzyme alpha-F420-3.


A phenolate anion that is the conjugate base of 2,4,6-trihydroxybenzophenone, obtained by deprotonation of one of the two ortho-hydroxy groups. Major structure at pH 7.3 (according to Marvin v 6.2.0.).


SN-38 carboxylate

A  hydroxy monocarboxylic acid anion that is the conjugate base of SN-38 carboxylic acid, obtained from the deprotonation of the carboxy group. It is the major microspecies at pH 7.3.


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (3R,19Z,22Z,25Z,28Z,31Z)-3-hydroxytetratriacontapentaenoyl-CoA; major species at pH 7.3.


adenosylcobinamide phosphate(1-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of adenosylcobinamide phosphate.


A docosanoid anion that is the conjugate base of (7R,14S)-dihydroxy-(8E,10E,12Z,16Z,19Z)-docosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


glycohyocholate

A cholanic acid conjugate anion that is the conjugate base of glycohyocholic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A HEPE(1-) that is the conjugate base of 9-HEPE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


p-cumate

A cumate that is the conjugate base of p-cumic acid.


adenin-9-yl riburonosate(1-)

The conjugate base of 9-riburonosyladenine arising from deprotonation of the carboxylic acid function.


A dicarboxylic acid dianion obtained by deprotonation of both carboxy groups of 3-hydroxysebacic acid.


An acyl-CoA(4-) oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of hexanoyl-CoA; major species at pH 7.3.


A polyunsaturated fatty acid anion that is the conjugate base of (9Z,12Z)-hexadecadienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


iminodiacetate

A dicarboxylic acid dianion resulting from the removal of a proton from both of the carboxy groups of iminodiacetic acid.


sesterfisherate

Major species at pH 7.3


gibberellin A8(1-)

Conjugate base of gibberellin A8.


A 2-hydroxy-4-oxobutane-1,2,4-tricarboxylate resulting from the deprotonation of all three carboxy groups of (2S)-2-hydroxy-4-oxobutane-1,2,4-tricarboxylic acid; the major species at pH 7.3.


Conjugate base of norlichexanthone; major microspecies at pH 7.3.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of any 3-oxoacyl-CoA; major species at pH 7.3.


An organophosphate oxoanion that is the conjugate base of dihydrostreptomycin 3'alpha,6-bisphosphate arising from deprotonation of the phosphate OH groups and protonation of the guanidino and secondary amino groups; major species at pH 7.3.


An organic anion resulting from the deprotonation of both of the carboxy groups of 1,3-dicarboxyurea. The major species at pH 7.3.


A hydrogen butenedioate obtained by deprotonation of one of the carboxy groups of fumaric acid.


A monounsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of cis-tetradec-3-enoyl-CoA; major species at pH 7.3.


cob(II)yrinate c monoamide(5-)

A precorrin carboxylic acid anion obtained by global deprotonation of the carboxy groups of cob(II)yrinic acid c monoamide.


An organic anion obtained by deprotonation of at least one of the acidic groups of 3-phosphoglyceric acid.


oxaloacetate 4-methyl ester

Conjugate base of oxaloacetic acid 4-methyl ester; major species at pH 7.3.


An anionic ganglioside arising from deprotonation of the neuraminosyl carboxy groups of a ganglioside GP1c with undefined sphingoid base and fatty acyl chain; major species at pH 7.3.


phosphatidylserine 25:0(1-)

A 3-sn-phosphatidyl-L-serine in which the two phosphatidyl acyl groups contain a total of 25 carbons and are fully saturated.


bacteriochlorophyllide c(1-)

A cyclic tetrapyrrole anion obtained by deprotonation of the carboxy group of any bacteriochlorophyllide c; major species at pH 7.3.


phosphatidylserine 44:1-OH(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 1 double bond and 1 hydroxyl substituent.


An organophosphate oxoanion obtained by global deprotonation of the phosphate and diphosphate functions of 4-O-[poly(1-D-ribitylphosphonato)-1-D-ribitylphosphonato-(2R)-1-glycerylphosphonato]-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosaminyl ditrans,octacis-undecaprenyl diphosphate.


propylene 1,2-bis(dithiocarbamate)

A member of the class of dithiocarbamate anions resulting from the deprotonation of both of the dithiocarbamic acid moieties of propylene 1,2-bis(dithiocarbamic acid). The major species at pH 7.3.


A hydroperoxy polyunsaturated fatty acid anion resulting from the deprotonation of the carboxy group of (15S)-hydroperoxy-(11Z,13E)-icosadienoic acid. Major species at pH 7.3.


octadecanoate

A fatty acid anion 18:0 that is the conjugate base of octadecanoic acid (stearic acid). Stearates have a variety of uses in the pharmaceutical industry.


pristanate

A methyl-branched fatty acid anion that is the conjugate base of pristanic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A dicarboxylic acid dianion resuting from deprotonation of both carboxy groups of 3-oxoadipic acid.


name: 1D-myo-inositol-1-phospho-N-[(R)-2-hydroxy-very-long-chain fatty acyl]-(R)-4-hydroxysphingoid base(1-)


3-oxo-fatty acyl-CoA(4-)

An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate groups of any 3-oxo-fatty acyl-CoA.


The D-enantiomer of cysteinate(1-).


Conjugate base of (25R)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oic acid.


An anionic ganglioside arising from deprotonation of the neuraminosyl carboxy groups of alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)-[alpha-N-acetylneuraminosyl-(2->8)-alpha-N-acetylneuraminosyl-(2->3)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-ceramide; major species at pH 7.3.


glyoxylate

The conjugate base of glyoxylic acid.


An S-substituted glutathione(1-) obtained by deprotonation of the the two carboxy groups and protonation of the glutamyl amino group of S-(2,4-dinitrophenyl)glutathione. Major microspecies at pH 7.3.


lysophosphatidylserine 26:1(1-)

A lysophosphatidylserine(1-) in which the remaining acyl group (position not specified) contains 26 carbons and 1 double bond.


violaceinate

A monocarboxylic acid anion that is the conjugate base of violaceinic acid, resulting from the removal of the proton from the carboxy group. Major structure at pH 7.3.


An acyl-CoA oxoanion that is the pentaanion of 3-oxohexadecanedioyl-CoA, arising from deprotonation of the phosphate, diphosphate and carboxylic acid functions; major species at pH 7.3.


A tricarboxylic acid dianion that is obtained from gamma-carboxy-L-glutamic acid by removal of a proton from each of the carboxy groups and protonation of the amino group; the resulting entity has an overall charge of 2-.


Conjugate base of xanthommatin having both carboxy groups deprotonated and the amino group protonated; major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of rigosertib, resulting from the deprotonation of the carboxy group. The major species at pH 7.3.


A CDP-diacylglycerol(2-) obtained by deprotonation of the diphosphate OH groups of CDP-1-stearoyl-2-docosahexaenoyl-sn-glycerol; major species at pH 7.3.


alpha-cyclopiazonate

An organic anion that is the conjugate base of alpha-cyclopiazonic acid; major species at pH 7.3.


geranate

An unsaturated fatty acid anion that is the conjugate base of geranic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A trans,trans-2,3,4,5-tetradehydroacyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of trans,trans-octa-2,4-dienoyl-CoA; major species at pH 7.3.


A nucleotide-sugar oxoanion arising from deprotonation of the diphosphate OH groups of ADP-L-glycero-beta-D-manno-heptose; major species at pH 7.3.


The organophosphate oxoanion that is the tetraanion of 7,8-dihydromonapterin 3-triphosphate; the major species at pH 7.3.


The L-alpha-amino acid anion that is the conjugate base of 4-hydroxy-L-proline, formed by proton loss from the carboxy group. It is the major microspecies present at pH > 10.6.


quercetin 3,3'-bissulfate(3-)

A flavonoid oxoanion arising from deprotonation of the sulfo and 7-hydroxy groups of quercetin 3,3'-bissulfate; major species at pH 7.3.


L-histidinol phosphate(1-)

Conjugate base of L-histidinol phosphate having an anionic phosphate and a catoinic amino group; major species at pH 7.3.


A benzenesulfonate resulting from the deprotonation of both the carboxy group and the sulfo group of 4-carboxy-4'-sulfoazobenzene; the major species at pH 7.3.


Trianion of (1E)-4-oxobut-1-ene-1,2,4-tricarboxylic acid arising from deprotonation of all three carboxylic acid groups.


A polyunsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (13Z,16Z,19Z,22Z)-octacosatetraenoyl-CoA.


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.


Major microspecies at pH 7.3.


A 1,2-diacyl-sn-glycerol 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-oleoyl-2-(11Z)-octadecenoyl-sn-glycero-3-phosphate.


A polyunsaturated fatty acid anion that is the conjugate base of all-cis-docosa-7,10,13,16-tetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


petroselinate

An unsaturated fatty acid anion resulting from the deprotonation of the carboxy group of petroselinic acid. The major species at pH 7.3.