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.


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.


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.


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.


An acyl-CoA(4-) that is the tetraanion of 3-hydroxycyclohexa-1,5-diene-1-carbonyl-CoA arising from deprotonation of phosphate and diphosphate functions.


A  monocarboxylic acid anion that is the conjugate base of 12-[(9Z)-octadecenoyloxy]octadecanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


hexadecenoate

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


tauro-alpha-muricholate 7-sulfate(2-)

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


A 3-hydroxy fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,19Z,22Z,25Z,28Z)-tetratriacontapentaenoyl-CoA; major species at pH 7.3.


A dicarboxylic acid anion obtained by deprotonation of at least one of the carboxy groups of 3-hydroxysebacic acid.


A polyunsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,9Z)-hexadecadienoyl-CoA; major species at pH 7.3.


1D-myo-inositol 5-phosphate(2-)

A myo-inositol phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1D-myo-inositol 5-phosphate; major species at pH 7.3.


p-tolyl beta-D-glucuronide(1-)

A carbohydrate acid derivative anion resulting from the removal of a proton from the carboxy group of p-tolyl beta-D-glucuronide.


pentonate

An aldonate obtained by deprotonation of the carboxy group of any pentonic acid.


A flavonoid oxoanion that is the conjugate base of fisetin.


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


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


Conjugate base of 3-(4-oxo-4,5-dihydro-1H-imidazol-5-yl)propanoic acid.


linear tetrapyrrole anion

An organic anion arising from deprotonation of a acyclic tetrapyrrole compound.


Major species at pH 7.3


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


A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 4-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid; major species at pH 7.3.


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

A lipid A oxoanion obtained by deprotonation of the phosphate and carboxy groups and protonation of the free amino groups of (beta-L-Ara4N)2-(KDO)2-lipid A; major species at pH 7.3.


Dianion of 2-N,6-O-disulfo-D-glucosamine arising from deprotonation of both sulfate OH groups; major species at pH 7.3.


A dihydroxydocosahexaenoate that is the conjugate base of (7S,14S)-dihydroxy-(4Z,8E,10E,12Z,16Z,19Z)-docosahexaenoic 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 N-acetyl-alpha-D-glucosaminyl-1-diphospho-trans,polycis-decaprenol; major species at pH 7.3.


An inositol inositol C20 phosphodihydroceramide(1-) in which the N-acyl group is specified as myristoyl; major species at pH 7.3.


dicarboxylic fatty acid dianion

Any fatty acid that contains 2 carboxylic groups. Major microspecies at pH 7.3


N-hydroxy-L-polyhomomethioninate

An N-hydroxy-alpha-amino-acid anion obtained by deprotonation of the carboxy group of any N-hydroxy-L-polyhomomethionine; major species at pH 7.3.


phytyl diphosphate(3-)

(E)-3,7,11,15-tetramethylhexadec-2-en-1-yl diphosphate(3-) in which both stereocentres have (R)-configuration.


phosphatidylinositol 46:2(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the acyl groups at C-1 and C-2 contain 46 carbons in total and 2 double bonds.


D-ribitol 1-phosphate(2-)

An organophosphate oxoanion arising from deprotonation of both phosphate OH groups of D-ribitol 1-phosphate; major species at pH 7.3.


An organic anion that is the conjugate base of (S)-warfarin, obtained by deprotonation of the hydroxy group.


A monocarboxylic acid anion that is the conjugate base of 4,4'-diaponeurosporenoic acid, obtained by deprotonation of the carboxy group. Major structure at pH 7.3.


A 6-oxo monocarboxylic acid anion that is the conjugate base of 2-hydroxy-6-oxo-2,4-heptadienoic acid, obtained by deprotonation of the carboxy group. Major species at pH 7.3.


tetracenomycin D3(2-)

A hydroxy monocarboxylic acid anion obtained by deprotonation of the carboxy and 8-hydroxy groups of tetracenomycin D3. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A mannosylinositol phosphorylceramide(1-) having a hexaacosanoyl group amide-linked to a C18 phytosphingosine base, with no hydroxylation of the C26 very long chain fatty acid. Major species at pH 7.3.


An acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of 9,17-dioxo-1,2,3,4,10,19-hexanorandrostan-5-oyl-CoA; major species at pH 7.3.


A polyunsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (2E,4E,8Z,11Z,14Z)-icosapentaenoyl-CoA; major species at pH 7.3.


cardiolipin 70:4(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 70 carbons and 4 double bonds.


A phenolate anion that results from the removal of a proton from the hydroxy group at position 7 of pratensein.


A hydroxy fatty acid anion that is the conjugate base of (S,S)-9,10-dihydroxyoctadecanoic acid.


Dianion of CDP-3,6-dideoxy-D-mannose arising from deprotonation of the diphosphate OH groups; major species at pH 7.3.


A cyclic tetrapyrrole anion that is the carbanion obtained by removal of the acidic proton from position 21 of any chlorophyll. Major species at pH 7.3


An oxo monocarboxylic acid anion resulting from the deprotonation of the carboxy group of 6-{(1S,5S)-4-oxo-5-[(2Z)-pent-2-en-1-yl]cyclopent-2-en-1-yl}hexanoic acid. The major species at pH 7.3.


N-hydroxy-L-tetrahomomethioninate

An N-hydroxy-L-polyhomomethioninate that is the conjugate base of N-hydroxy-L-tetrahomomethionine, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A docosanoid anion that is the conjugate base of (16S,17S)-epoxy-(4Z,7Z,10Z,12E,14E,19Z)-docosahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A CDP-3,6-dideoxy-D-mannose(2-) in which the anomeric centre of the sugar component has alpha-configuration; major species at pH 7.3.


genistein 4',7-disulfate(2-)

The conjugate base of genistein 4',7-disulfate.


A prostaglandin carboxylic acid anion that is the conjugate base of 13,14-dihydro-Delta(12)-prostaglandin J2, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Major microspecies at pH 7.3


An N-acyllysophosphatidylethanolamine(1-) in which the N-acyl group is specified as stearoyl (octadecanoyl) while the phosphatidyl acyl group is specified as oleoyl (9Z-octadecenoyl); major species at pH 7.3.


A phenolate anion that is 2,6-dichlorohydroquinone in which the hydroxy group that is ortho to both of the chlorines has been deprotonated. The major species at pH 7.3


A quadruply-charged nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of (S)-NADPHX; major species at pH 7.3.


An icosatrienoate that is the conjugate base of (5Z,11Z,14Z)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A  nucleotide-sugar oxoanion that is the dianion of dTDP-alpha-D-glucose arising from deprotonation of both OH groups of the diphosphate.


cyclic A(3'-5')pA(3'-5')pA(3'-5')p(3-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of cyclic A(3'-5')pA(3'-5')pA(3'-5')p; major species at pH 7.3.


A 2,3-trans-enoyl CoA(4-) obtained by deprotonation of the phosphate and diphosphate functions of any 4,5-saturated-trans-2-cis-4-dienoyl-CoA; major species at pH 7.3.


name: archaeal dolichyl beta-D-glucuronosyl-(1->4)-alpha-D-glucosyl phosphate(2-)

description: An organophosphate oxoanion arising from deprotonation of the carboxy and phosphate groups of archaeal dolichyl beta-D-glucuronosyl-(1->4)-alpha-D-glucosyl phosphate; major species at pH 7.3. Dolichol used by archaea is is generally much shorter (C55-C60) than that used by eukaryotes and may have additional saturation positions in the chain.


A dicarboxylic acid dianion arising from deprotonation of both carboxy groups of 2-hydroxy-6-oxonona-2,4,7-trienedioic acid.


An N-acyl-L-alpha-amino acid anion obtained by deprotonation of the carboxy group of any N-acyl-aromatic L-alpha-amino-acid; major species at pH 7.3.


molybdopterin adenine dinucleotide(3-)

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


a Kdo-lipid IVA(5-)

Kdo-lipid IVA deprotonated at both phosphono groups and at the uronic acid carboxy group and with unspecified (3R)-3-hydroxyacyl chains.


3-oxo monocarboxylic acid anion

An oxo monocarboxylic acid anion having the oxo group located at the 3-position (R = H or organyl group).


name: omega-methyl-long-chain fatty acid anion

description: A long-chain fatty acid anion obtained by deprotonation of the carboxy group of any omega-methyl fatty acid; major species at pH 7.3.


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


An organic anion that is the conjugate base of digoxin resulting from the deprotonation of furanone moiety; major species at pH 7.3.


An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy groups of beta-Gal-(1->3)-beta-GalNAc-(1->4)-[alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)]-beta-Gal-(1->4)-beta-Glc-(1<->1')-Cer; major species at pH 7.3.


hydroxamic acid anion

An oxoanion resulting from the removal of a proton from the hydroxy group of any hydroxamic acid.


lysophosphatidylserine 22:2(1-)

A lysophosphatidylserine(1-) in which the remaining acyl group (position not specified) contains 22 carbons and 2 double bonds.


cardiolipin 78:14(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 78 carbons and 14 double bonds.


macrophomate

A methoxybenzoate having a single methoxy group at the 3-position together with acetyl and methyl substituents at the 4- and 5-positions respectively.


Major species at pH 7.3


Dicarboxylate anion of 2-formylglutaric acid.


A monocarboxylic acid anion obtained by removal of a proton from the carboxy group of 1,6-anhydro-N-acetyl-beta-muramic acid.


An anionic phospholipid obtained by deprotonation of the phospho group of any acylglycerophosphoacylglycerol; major species at pH 7.3.


An inositol phosphoceramide(1-) obtained by deprotonation of the free phosphate OH group of any inositol-1-phosphodihydroceramide; major species at pH 7.3.


organophosphate oxoanion

An organic phosphoric acid derivative in which one or more oxygen atoms of the phosphate group(s) has been deprotonated.


Pentaanion of 3-hydroxy-3-(4-methylpent-3-en-1-yl)glutaryl-CoA arising from deprotonation of phosphate, diphosphate and carboxylic acid functions.


A acyl-CoA oxoanion that is the pentaanion of (3R)-3-carboxy-3-hydroxypropanoyl-CoA, arising from deprotonation of phosphate, diphosphate and carboxy functions.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of 2-O-(alpha-D-glucosyl)-sn-glycerol 3-phosphate; major species at pH 7.3.


An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (18Z,21Z,24Z,27Z,30Z,33Z)-hexatriacontahexaenoyl-CoA; major species at pH 7.3.


phosphatidylserine O-28:2(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 28 carbons and 2 double bonds.


carboxyibuprofen anion

A dicarboxylic acid anion obtained by deprotonation of at least one of the carboxy groups of carboxyibuprofen.


A monocarboxylic acid anion resulting from the removal of the proton from the carboxy group of 5-hydroxyimidazole-4-acetic acid.


An icosanoid anion that is the conjugate base of 14,15-epoxy-20-hydroxy-(5Z,8Z,11Z)-icosatrienoic acid arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


A steroid glucuronide anion that is the conjugate base of 4-hydroxyestrone 3-O-(beta-D-glucuronide) arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


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


name: glycochenodeoxycholic acid glucuronide anion

description: A steroid acid anion obtained by deprotonation of at least one of the carboxy groups of any glycochenodeoxycholic acid glucuronide.


A 3-oxo-fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of (9Z,12Z,15Z)-3-oxoicosatrienoyl-CoA.


A bile acid anion that is the conjugate base of 7alpha-hydroxy-3-oxo-5beta-cholan-24-oic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


ureidoacrylate

A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of ureidoacrylic acid. It is the major species at pH 7.3.


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


An acyl-CoA(4-) in which the S-acyl moiety contains 24 carbons and 1 double bond. Major species at pH 7.3.


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


name: heparan sulfate alpha-D-glucosaminide 3-sulfate polyanion

description: A carbohydrate acid derivative anion arising from deprotonation of the carboxylic acid and sulfate groups of the repeating units of heparan sulfate alpha-D-glucosaminide 3-sulfate; major species at pH 7.3.


19-hydroxyprostaglandin H2(1-)

A prostaglandin carboxylic acid anion that is the conjugate base of 19-hydroxyprostaglandin H2, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate groups of oscr#9-CoA; major species at pH 7.3.


An organophosphate oxoanion arising from deprotonation of both free diphosphate OH groups of alpha-D-Gal-(1->3)-[alpha-L-Fuc-(1->2)]-beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc-diphospho-ditrans,octacis-undecaprenol.


A monocarboxylic acid anion that is the conjugate base of 2-iminopropionic acid, obtained by deprotonation of the carboxy group.


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


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


A monocarboxylic acid anion that results from the removal of a proton from the carboxylic acid group of 4-chlorophenylacetic acid.


A docosanoid anion that is the conjugate base of 16,17(S)-dihydroxy-(7Z,10Z,13E,14E,19Z)-docosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


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


A 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycerol)(1-) in which the 1- and 2-acyl groups are specified as tetradecanoyl (myristoyl) and hexadecanoyl (palmitoyl) respectively; major species at pH 7.3.


1-linoleoylglycerone 3-phosphate(2-)

A 1-acylglycerone 3-phosphate(2-) obtained by deprotonation of the phosphate OH groups of 1-linoleoylglycerone 3-phosphate; major species at pH 7.3.


The conjugate base of 10-oxocapric acid.


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 stearoyl respectively.


A hydroxy fatty acid ascaroside anion that is the conjugate base of oscr#1, obtained by deprotonation of the carboxy group; major species at pH 7.3.


N-acetyl-L-gamma-glutamyl phosphate(3-)

Trianion of N-acetyl-L-gamma-glutamyl phosphate arising from deprotonation of carboxy and phosphate groups; major species at pH 7.3.


D-erythronate

An erythronate that is the conjugate base of D-erythronic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


an acyl-lipid A(4-)

Major species at pH 7.3


A monocarboxylic acid anion that is the conjugate base of 7-deoxyloganic 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 OH groups of 3,5-dihydroxyphenylacetyl-CoA; major species at pH 7.3.


A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 1-piperideine-6-carboxylic acid.


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


3-O-methylmyricetin 7-olate

Major microspecies at pH 7.3.


An anionic phospholipid obtained by deprotonation of the phosphate OH group of any 1-acyl-sn-glycero-3-phospho-1D-myo-inositol; 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->2)-alpha-D-Glc-(1->3)-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.


A thromboxane anion that is the conjugate base of 19-hydroxycarbocyclic thromboxane A2, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Dianion of 2-deoxy-6-O-phosphono-D-glucono-1,5-lactone arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


A cinnamate that is the conjugate base of 3,4-dimethoxycinnamic acid resulting from the deprotonation of the carboxy group; Major microspecies at pH 7.3.


Heptaanionic form of precorrin-2.


A hydroxy fatty acid anion that is the conjugate base of 2-methyl-3-hydroxybutyric acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


crepenynate

A long-chain fatty acid anion and the conjugate base of crepenynic acid, arising from deprotonation of the carboxylic acid group.


A monocarboxylic acid anion resulting from the deprotonation of the carboxylic acid group of pravastatin.


hydroxymalonate

A dicarboxylic acid anion obtained by deprotonation of at least one of the carboxy groups of hydroxymalonic acid.


An organophosphonate oxoanion that is a nitrophenyl phosphonate hapten and transition-state analogue derived from pentanoic acid, with affinity for the germline precursor to catalytic antibody 48G7.


cardiolipin 66:2(2-)

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


cardiolipin 76:9(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 76 carbons and 9 double bonds.


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


A hydroxy fatty acid anion that is the conjugate base of (13Z,16Z,19Z,22Z)-2-hydroxyoctacosatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A UDP-4-dehydro-6-deoxy-D-glucose obtained by deprotonation of the phosphate OH groups of UDP-4-dehydro-6-deoxy-alpha-D-glucose; major species at pH 7.3.


A UDP-N-acetyl-D-mannosaminouronate(3-) in which the anomeric centre of the pyranose fragment has alpha-configuration.


a lipid IIB(2-)

Major species at pH 7.3


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


A peptide anion obtained by removal of protons from the two carboxy groups as well as protonation of the primary amino group of goralatide; major species at pH 7.3.


D-glucose 1,6-bisphosphate(4-)

A quadruply-charged organophosphate oxoanion obtained via deprotonation of the phosphate OH groups of D-glucose 1,6-bisphosphate; major species at pH 7.3.


phosphatidylserine O-38:3(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 38 carbons and 3 double bonds.


phosphatidylserine 46:0(1-)

A 3-sn-phosphatidyl-L-serine(1-) in which the acyl groups at C-1 and C-2 contain 46 carbons in total and 0 double bonds.


A nucleotide-sugar oxoanion that is the conjugate base of UDP-3-O-(3-hydroxytetradecanoyl)-D-glucosamine, having an  anionic diphosphate function and a protonated primary amino group.


An organosulfate oxoanion that is the conjugate base of 2',3'-dipalmitoyl-2-sulfo-alpha,alpha-trehalose arising from deprotonation of the sulfate OH group; major species at pH 7.3.


An organic sulfamate oxoanion that is the conjugate base of (7-methyloctyl)sulfamic acid. It has been isolated from Daphnia pulex and has been shown to cause morphological changes in the green alga Scenedesmus gutwinskii.


N-arachidonoyl-L-phenylalaninate

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


An organic anion that is the conjugate base of viridicatin resulting from the deprotonation of the 3-hydroxy group. Major microspecies at pH 7.3.


2,3-cis-enoyl CoA(4-)

An acyl-CoA oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of any 2,3-cis-enoyl CoA; major species at pH 7.3.


An organophosphate oxoanion arising from deprotonation of the phosphate and diphosphate OH groups of alpha-NADP(+); 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-heptadecanoyl-2-oleoyl-sn-glycero-3-phosphate.


The carbohydrate acid derivative anion that is the conjugate base of baicalin.


An anionic phospholipid obtained by deprotonation of the carboxy and phosphate groups of N-hexadecanoyl-O-(1-octadecanoyl-2-oleoyl-sn-glycero-3-phospho)-L-serine; major species at pH 7.3.


A  chlorobenzoate that is the conjugate base of 3-chlorobenzoic acid.


A 3-hydroxy fatty acid anion that is the conjugate base of 3-hydroxyoctadecanoic acid (3-hydroxystearic acid), obtained by 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 6-oxocyclohex-1-ene-1-carbonyl-CoA; major species at pH 7.3.


firefly D-sulfoluciferin(2-)

The conjugate base of firefly sulfoluciferin; major species at pH 7.3.


scutellarein-7-olate 4'-methyl ether

Major species at pH 7.3


Any monoacylglycerol 3-phosphate(2-) which has a free hydroxy group at the 1-position of the glycerol moiety.


A 2-oxo monocarboxylic acid anion that results from the removal of a proton from the carboxylic acid group of 3,4-dihydroxyphenylpyruvic acid.


A 3-sulfolactaldehyde(1-) in which the stereocentre at position 3 has R-configuration.


The conjugate base of 3-(2,3-dihydroxyphenyl)propanoic acid.


Dicarboxylate anion of 3-hydroxy-cis,cis-muconic acid; major species at pH 7.3.


1-alkyl-sn-glycerol 3-phosphate(2-)

The conjugate base of a 1-alkyl-sn-glycerol 3-phosphate compound.


A steroid acid anion that is the conjugate base of (25S)-Delta(4)-dafachronic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 2'-deoxyribonucleoside 5'-triphosphate(4-) that is the tetraanion of 2'-deoxyguanosine 5'-triphosphate (dGTP), arising from deprotonation of the four triphosphate OH groups; major species at pH 7.3.


methoxymycolate type-1 (VII)

The conjugate base of methoxymycolic acid type-1 (VII). A class of mycolic acids characterized by the presence of a proximal trans-cyclopropyl group and a distal (CH-CH3)-(CHO-CH3) fragment of (S,S) stereochemistry in the meromycolic chain.


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-hydroxyicosanoyl-CoA; major species at pH 7.3.


A steroid acid anion resulting from the deprotonation of the carboxy group of 3beta-hydroxy-9beta-9,19-cyclolanost-24-en-28-oic acid. The major species at pH 7.3.


A hydroxy monocarboxylic acid anion that is the conjugate base of 2-(3,4-dihydroxybenzoyloxy)-4,6-dihydroxybenzoic acid.


Ins-1-P-Cer B/B' 44:0(1-)

An Ins-1-P-Cer B/B'(1-) in which the acyl group and the ceramide base contain a total of 44 carbons and 0 double bonds, and in which either the acyl group is hydroxylated at position 2 or the ceramide base is hydroxylated at position 4.


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


phosphatidylinositol 38:3(1-)

A 1-phosphatidyl-1D-myo-inositol(1-) in which the two phosphatidyl acyl groups contain a total of 38 carbons and 3 double bonds.


Trianion of N(6)-(UDP-N-acetylmuramoyl-L-alanyl-D-gamma-glutamyl)-D-lysine; major species at pH 7.3.


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


A long-chain unsaturated fatty acid anion that is the conjugate base of hexadec-9-enoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


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


An organophosphate oxoanion obtained by deprotonation of the diphosphate OH groups of N-acetyl-alpha-D-galactosaminyl-(1->3)-N,N'-diacetyl-alpha-D-bacillosaminyl-tritrans,heptacis-undecaprenyl diphosphate; major species at pH 7.3.


lysophosphatidylinositol 18:0(1-)

A lysophosphatidyl-1D-myo-inositol(1-) in which the remaining acyl group (position not specified) contains 18 carbons and 0 double bonds.


A polyunsaturated fatty acid anion that is the conjugate base of (19Z,22Z,25Z,28Z,31Z)-tetratriacontapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


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


A nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of GDP-beta-L-colitose.


A galactosylceramide sulfate(1-) in which the fatty acyl group contains 24 carbons and 1 double bond, and is hydroxylated at position 2.


An EpETE(1-) that is the conjugate base of (5Z,8Z,14Z,17Z)-11,12-epoxyicosatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A mannosylinositol phosphorylceramide in which the acyl group is hydroxylated at position 2 and the ceramide base is hydroxylated at position 4.


An N-carbamoyl-L-alpha-amino acid anion obtained by deprotonation of the carboxy groups of N-carbamoyl-L-aspartic acid.


cardiolipin 68:5(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 68 carbons and 5 double bonds.


etheroleate

Major microspecies at pH 7.3.


(R,R)-chrysanthemate

A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of (+)-trans-chrysanthemic acid. The major species at pH 7.3.


A long-chain fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of (R)-2-hydroxyhexadecanoyl-CoA; major species at pH 7.3.


Dianion of CDP-ribitol arising from deprotonation of both free diphosphate OH groups.


An anionic phospholipid obtained by deprotonation of the phosphate OH group of any 2-acyl-sn-glycero-3-phospho-D-myo-inositol; major species at pH 7.3.


very long-chain 2,3-trans-enoyl CoA(4-)

A 2,3-trans-enoyl CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of any very long-chain 2,3-trans-enoyl CoA (very long-chain = chain length greater than C22); major species at pH 7.3.


isocrotonate

A but-2-enoate having a cis- double bond at C-2.


A carbohydrate acid anion and conjugate base of 2-dehydro-3-deoxy-D-fuconic acid, formed by deprotonation of the carboxy group; major species at pH 7.3.


flavonolate 7-O-beta-D-glucoside

The conjugate base of a 7-O-beta-D-glucosylflavonol compound.


An acyl-CoA oxoanion arising from deprotonation of the phosphate, diphosphate and carboxylic acid functions of mesaconyl-CoA.


An octadecenoyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (11E)-octadecenoyl-CoA.


phosphatidylserine 44:2-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 2 double bonds and 1 hydroxyl substituent.


peptide anion

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


An organic anion that is the conjugate base of minocycline, obtained by deprotonation of the two enolic hydroxy groups and protonation of the non-aromatic tertiary amino group.


An Ins-1-P-6-Man-1-6-Ins-1-P-Cer in which the acyl group is hydroxylated at position 2 and the ceramide base is hydroxylated at position 4. 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-icosanoyl-2-oleoyl-sn-glycero-3-phosphate.


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


An octadecadienoyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,9Z)-octadecadienoyl-CoA; major species at pH 7.3.


Major microspecies at pH 7.3.


Conjugate base of 2'-deoxymugineic acid.


A polyunsaturated fatty acyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate functions of 15-hydroxy-(5Z,8Z,11Z,13E)-icosatetraenoyl-CoA; major species at pH 7.3.


12-oxo-6-trans-leukotriene B4(1-)

A leukotriene anion that is the conjugate base of 12-oxo-6-trans-leukotriene B4, obtained by deprotonation of the carboxylic acid function; major species at pH 7.3.


isopentenyl phosphate(2-)

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


hydroperoxy(hydroxy)icosatetraenoate

An icosanoid anion that is any icosatetraenoate bearing hydroxy and hydroperoxy substituents. An oxidation product of icosatetraenoic acid metabolism.


A carbohydrate acid derivative anion obtained by deprotonation of both carboxy groups and protonation of the amino group of bacillithiol; major species at pH 7.3.


A precorrin carboxylic acid anion arising from global deprotonation of the seven carboxy groups and protonation of the secondary amino group of the precorrin derivative hydrogenobyrinic acid; major species at pH 7.3.


An anionic C3 cyanine-type compound having indoleinine and dihydropyrano[3,2-g]quinoline groups at either end.


tetracosadienoate

A polyunsaturated fatty acid anion composed of 24 carbons with 2 double bonds in unknown positions.


gibberellin A24(2-)

A dicarboxylic acid anion obtained by deprotonation of both carboxy groups of gibberellin A24.


N-hexadecanoylglycinate

An N-acylglycinate that is the conjugate base of N-hexadecanoylglycine, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A 3-oxo-fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (13Z)-3-oxoicosenoyl-CoA; major species at pH 7.3.


ceramide 1-phosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of any ceramide 1-phosphate.


2-butyloctyl sulfate

An organosulfate oxoanion that is the conjugate base of 2-butyloctyl hydrogen sulfate, obtained by deprotonation of the sulfate group. Major microspecies at pH 7.3.


A 2-hydroxy fatty acid anion with a chain that is composed of 22 carbons and 1 double bond (position unspecified).


Conjugate acid of 2,6-dioxo-6-phenylhexanoate.


2-deoxy-D-glucose 6-phosphate(2-)

Dianion of 2-deoxy-D-glucose 6-phosphate arising from deprotonation of both phosphate OH groups.


alpha-D-ribose 1,5-bisphosphate(4-)

A D-ribose 1,5-diphosphate(4-) in which the anomeric centre has alpha-configuration.


A hydroxy fatty acid anion which is obtained by deprotonation of the carboxy group of 2-hydroxyhexanoic acid.


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


azocarmine B(2-)

An organosulfonate oxoanion obtained by deprotonation of the sulfo groups of 4-[(7-phenyl-3-sulfobenzo[a]phenazin-5-ylidene)amino]benzene-1,3-disulfonic acid.


An icosanoid anion that is the conjugate base of 12-HETE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


A bile acid anion that is the conjugate base of 3beta,7alpha,12alpha-trihydroxy-5beta-cholan-24-oic acid, obtained by deprotonation of the carboxy group. The 3beta-hydroxy epimer of cholate. It is the major microspecies at pH 7.3.


carboxyalkyl phosphate oxoanion

An organic anion resulting from deprotonation of any carboxyalkyl phosphate.


lysophosphatidylserine 14:1(1-)

A lysophosphatidylserine(1-) in which the remaining acyl group (position not specified) contains 14 carbons and 1 double bonds.


eurysterol A(1-)

An organosulfonate oxoanion obtained by the deprotonation of the sulfate group of eurysterol A sulfonic acid.


The L-enantiomer of cysteinate(1-).


malonyl-CoA methyl ester(4-)

An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of malonyl-CoA methyl ester; major species at pH 7.3.


A UDP-N-acetyl-D-mannosamine(2-) in which the anomeric centre of the pyranose fragment has alpha-configuration.


A monocarboxylic acid anion resulting from the deprotonation of the carboxy group of steviolbioside. The major species at pH 7.3.


A phenolate anion that is the conjugate base of nataloe-emodin, obtained by deprotonation of the phenolic hydroxy group at position 2. 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,12Z,15Z,18Z,21Z,24Z,27Z)-triacontaheptaenoyl-CoA; major species at pH 7.3.


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

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


A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 2-amino-2-deoxy-D-gluconic acid.


N-acetyl-D-phenylalaninate

An N-acyl-D-alpha-amino acid anion that is the conjugate base of N-acetyl-D-phenylalanine, arising from the deprotonation of the carboxy group; major species at pH 7.3.


A 1-acyl-sn-glycero-3-phospho-1D-myo-inositol(1-) in which the 1-acyl group is specified as arachidonoyl.


methoxymycolate type-2 (VIII)

The conjugate base of methoxymycolic acid type-2 (VIII). A class of mycolic acids characterized by the presence of a proximal alkenyl group with a trans C=C double bond and a distal (CH-CH3)-(CHO-CH3) fragment of (S,S) stereochemistry in the meromycolic chain.


A flavonoid oxoanion that is the conjugate base of isoorientin, arising from selective deprotonation of the 7-hydroxy group; major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of (S)-2-chloropropanoic acid obtained by deprotonation of the carboxy group.


An amidobenzoate that is the conjugate base of 4-acetamidosalicylic acid, arising from deprotonation of the carboxy group; major species at pH 7.3.


kynureninate

An alpha-amino-acid anion obtained by the deprotonation of the carboxy group of kynurenine.


sulcofuronate

Conjugate base of sulcofuron.


phosphatidylinositol 38:2(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 2 double bonds.


A citrate(2-) that is the dianion obtained by the deprotonation of the terminal carboxy groups of citric acid.


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


An anionic phospholipid obtained by deprotonation of the phosphate OH group of any 1-acyl-2-hexadecanoyl-sn-glycero-3-phospho-1D-myo-inositol; major species at pH 7.3.


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


prostaglandin A1(1-)

Conjugate base of prostaglandin A1.


Major species at pH 7.3.


remazole orange-3R(2-)

The organosulfonate oxoanion that is the dianionic form of the azo dye remazole orange-3R.


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


1-alkyl-2-acyl-sn-glycero-3-phospho-1D-myo-inositol(1-) obtained by deprotonation of the phosphate OH group of any 1-(1Z-alkenyl)-2-acyl-sn-glycero-3-phospho-1D-myo-inositol; major species at pH 7.3.


A dimethylbenzoate in which the two methyl groups are located at positions 2 and 6.


Man-1-6-Ins-1-P-Cer B/B' 42:0(1-)

A Man-1-6-Ins-1-P-Cer B/B'(1-) in which the acyl group and the ceramide base contain a total of 42 carbons and 0 double bonds, with either the acyl group hydroxylated at position 2 or the ceramide base hydroxylated at position 4.


A 1-pyrrolinecarboxylate resulting from the removal of the proton from the carboxy group of 1-pyrroline-5-carboxylic acid.


An organophosphate oxoanion obtained by deprotonation of the carboxy, thiocarboxy and phosphate OH groups of pyridinium-3-carboxy-5-thiocarboxylic acid mononucleotide; major species at pH 7.3.


A dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of (1R,5aS,6R)-1,4,5,5a,6,9-hexahydrophenazine-1,6-dicarboxylic acid; 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-hydroxypalmitoyl-CoA.


A polyunsaturated fatty acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (17Z,20Z,23Z,26Z,29Z)-dotriacontapentaenoyl-CoA.


A dicarboxylic acid dianion obtained by deprotonation of both carboxy groups of 3-[(1-carboxyvinyl)oxy]benzoic acid; major species at pH 7.3.


N-arachidonoyl-L-alaninate

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


N-arachidonoylglycinate

Conjugate base of N-arachidonoylglycine.


A 2,3-trans-enoyl CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of (2E,17Z,20Z,23Z,26Z,29Z)-dotriacontahexaenoyl-CoA; major species at pH 7.3.


Tetraanion of 2,3-dehydroacyl-CoA arising from deprotonation of the phosphate and diphosphate OH groups.


3-hydroxy-2,4-dioxopentyl phosphate(2-)

An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of 3-hydroxy-2,4-pentanedione 5-phosphate; major species at pH 7.3.


A 3beta-hydroxycholest-5-en-26-oate in which the stereocentre at position 25 has R-configuration.


carbamoyl phosphate(2-)

A doubly-charged organophosphate oxoanion arising from deprotonation of the phosphate OH groups of carbamoyl phosphate; major species at pH 7.3.


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


A hydroxy monocarboxylic acid anion that is the conjugate base of 3-hydroxy-5-oxohexanoic acid obtained by deprotonation of the carboxy group.


A dodecenoate that is the conjugate base of 5-dodecenoic acid.


The L-enantiomer of histidinate(1-),


An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy group of ganglioside GM3 (d18:1/C18:0); major species at pH 7.3.


3,8'-biflaviolin 2,2'-diolate

Dianion of 3,8'-biflaviolin arising from selective deprotonation of the OH groups at the 2- and 2'-positions.


The D-enantiomer of histidinate(2-).


octadecanedioate

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


phosphatidylserine O-40:3(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 40 carbons and 3 double bonds.


A monocarboxylic acid anion resulting from the dprotonation of the carboxy group of 4-(2,4-dichlorophenoxy)butanoic acid (2,4-DB). The major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of 3-O-methylphospho-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)]n-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-GlcNAc-ditrans,octacis-undecaprenol.


A monolysocardiolipin where the acyl chains are all linoleoyl groups but position is not defined.


(+)-abscisate

An abscisic acid  anion derived from (+)-abscisic acid.


A phosphoglycerate obtained by deprotonation of the carboxy and phosphate OH groups of 2-phosphoglyceric acid.


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

A mannosylinositol phosphorylceramide in which the acyl group is hydroxylated at position 2 and the ceramide base is hydroxylated at position 4.


A mixture where R = H or Me. The penta-anion resulting from the removal of protons from each of the sulfonic acid groups of colistimethate.


dolichyl diphosphate(3-)

An organophosphate oxoanion that is a trianion of dolichyl diphosphate arising from deprotonation of all three free OH groups of the diphosphate.


cardiolipin 62:4(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 62 carbons and 4 double bonds.


estrone 3-sulfate(1-)

The conjugate base of estrone 3-sulfate; major species at pH 7.3.


hydroxy fatty acid anion

The conjugate base of any hydroxy fatty acid, formed by deprotonation of the carboxylic acid moiety.


A precorrin carboxylic acid anion that is the hexaanionic form of precorrin-3B.


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->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.


An organophosphate oxoanion resulting from the protons from the phosphate group and the protonation of the tertiary amino group of psilocybin. The major species at pH 7.3


An icosanoid anion that is the conjugate base of 8,20-DiHETE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


Dianion of 2-amino-2-deoxy-6-O-phosphono-D-glucono-1,5-lactone arising from deprotonation of the phosphate OH groups; major species at pH 7.3.


Dicarboxylate anion of 3-ethylmalic acid.


An oxo fatty acid anion resulting from the deprotonation of the carboxy group of 2-oxododecanoic acid. The major species at pH 7.3.


A monocarboxylic acid anion that is the conjugate base of steviol, obtained by deprotonation of the carboxy group.


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


merocyanine 540 anion

An anionic cyanine-type compound having N-substituted 1,3-benzoxazol-2-yl and 4,6-dioxo-2-sulfanylidenetetrahydropyrimidin-5-yl groups at either end.


thiazolidinemonocarboxylate

A monocarboxylic acid anion comprising any thiazolidine carrying a single carboxylate substiuent.


phosphatidylinositol 38:1(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 1 double bond.


A mannarate(2-) that is the dianion obtained by the deprotonation of the carboxy groups of D-mannaric acid.


benzenesulfonates

Any arenesulfonate oxoanion in which the arene moiety is benzene.


phosphatidylserine O-34:1(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 34 carbons and 1 double bond.


7-demethylmitomycin A(2-)

A phenolate anion obtained by removal of two protons from position C-8 and O-6 of 7-demethylmitomycin A. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A 1-acyl-sn-glycero-3-phospho-1D-myo-inositol(1-) in which the 1-acyl group is specified as linoleoyl.


A peptide anion obtained by removal of protons from the three carboxy groups as well as protonation of the amino group of gamma-Glu-Glu; major species at pH 7.3.


5-deoxy-5-aminoshikimic acid zwitterion

Major microspecies at pH 7.3.


N-arachidonoyl-gamma-aminobutyrate

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


A  pyridinedicarboxylate that is the conjugate base of dipicolinate(1-)


A carbohydrate acid anion resulting from the removal of a proton from the carboxylic acid group of D-glucaro-1,4-lactone; major species at pH 7.3.


A methyl-branched fatty acid anion that is the conjugate base of 2,6-dimethylheptanoic acid, arising from the deprotonation of the carboxy group.


Dianion of 2-hydroxy-5-(methylsulfanyl)-3-oxopent-1-en-1-yl phosphate.


A steroid acid anion resulting from the deprotonation of the carboxy group of 3beta-hydroxy-5alpha-ergosta-7,24(28)-diene-4alpha-carboxylic acid. The major species at pH 7.3.


An icosanoid anion anion that is the conjugate base of 12(S)-HETrE arising from deprotonation of the carboxylic acid function; major species at pH 7.3.


name: primary fluorescent chlorophyll catabolite(2-)

description: Dianion of primary fluorescent chlorophyll catabolite.


phosphatidylserine O-38:5(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 38 carbons and 5 double bonds.


A monocarboxylic acid anion that is the conjugate base of zofenoprilat, obtained by deprotonation of the carboxy group.


An N-acylphosphatidylethanolamine(1-) in which the N-acyl group is specified as myristoyl (tetradecanoyl) while the phosphatidyl acyl groups are both specified as oleoyl (9Z-octadecenoyl); major species at pH 7.3.


An organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)]n-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-GlcNAc-ditrans,octacis-undecaprenol.


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


A 2-oxo monocarboxylic acid anion that is the conjugate base of (3E)-3-[(1R,5R,6S)-5-hydroxy-7-oxabicyclo[4.1.0]heptan-2-ylidene]pyruvic acid, obtained by deprotonation of the carboxy group.


lysophosphatidylinositol 20:1(1-)

A lysophosphatidyl-1D-myo-inositol(1-) in which the remaining acyl group (position not specified) contains 20 carbons and 0 double bonds.


methyl-branched fatty acyl-CoA(4-)

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


cardiolipin 70:7(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 70 carbons and 7 double bonds.


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

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


A dicarboxylic acid monoanion that is the conjugate base of (2S)-2-[(R)-1-carboxyethylamino]pentanoic acid.


A nucleotide-sugar oxoanion that is the conjugate base of UDP-2-acetamido-4-amino-2,4,6-trideoxy-alpha-D-glucose, arising from deprotonation of the diphosphate group and protonation of the amino group; major species at pH 7.3.


An organic anion obtained by selective deprotonation of the 4-hydroxy group on the chromene ring of desmethyldescarbamoylnovobiocin.


2,2',3-trihydroxydiphenyl ether(2-)

A phenolate anion obtained by selective deprotonation of the 2- and 2'-hydroxy groups of 2,2',3-trihydroxydiphenyl ether. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).


A hydroperoxydocosapentaenoate that is the conjugate base of 17-HPDoPE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


gibberellin A44(1-)

Conjugate base of gibberellin A44.


N-(long-chain-fatty-acyl)-L-glutamate

A dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of any N-(long-chain-fatty-acyl)-L-glutamic acid; major species at pH 7.3.


Conjugate base of 2,2'-iminodipropanoic acid having both carboxy groups in anionic form and the nitrogen protonated.


L-tagatofuranose 6-phosphate(2-)

An organophosphate oxoanion that is the dianion of L-tagatofuranose 6-phosphate arising from deprotonation of both OH groups of the phosphate.


An organophosphate oxoanion that is the dianion of N(6)-acetyl-N(2)-(5'-phosphopyridoxyl)-L-alanine having anionic carboxy, hydroxy and phosphate groups with the secondary amino group and pyridine nitrogen protonated.


methoxymycolate type-1 (VI')

The conjugate base of methoxymycolic acid type-1 (VI'). A class of mycolic acids characterized by the presence of two proximal cis-cyclopropyl groups and a distal (CH-CH3)-(CHO-CH3) fragment of (S,S) stereochemistry in the meromycolic chain.


A polyunsaturated fatty acid anion that is the conjugate base of (9Z,12Z,15Z,18Z)-tetracosatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


A hexatriacontapentaenoate that is the conjugate base of (21Z,24Z,27Z,30Z,33Z)-hexatriacontapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


7-methyloctyl sulfate

An organosulfate oxoanion that is the conjugate base of 7-methyloctyl hydrogen sulfate. It has been isolated from Daphnia pulex and has been shown to cause morphological changes in the green alga Scenedesmus gutwinskii.


An acyl-CoA(4-) that is the tetraanion of indol-3-ylacetyl-CoA, arising from deprotonation of the phosphate and diphosphate OH groups.


An inositol phosphomannosylinositol-1-phosphodihydroceramide(2-) obtained by deprotonation of the free phosphate OH group of inositol phosphomannosylinositol-1-phospho-N-acylsphinganine; major species at pH 7.3.


The carbohydrate acid derivative anion formed from beta-D-GlcA-(1->3)-beta-D-Gal-OC6H4-4-OMe by loss of a proton from its carboxy group.


A 13-HETE anion that is the conjugate base of 13(S)-HETE, obtained by deprotonation of the carboxy group; major species at pH 7.3.


Reactive Blue 5(3-)

The organosulfonate oxoanion that is the trianion of Reactive Blue 5, formed by loss of a proton from each of the sulfo groups; major species at pH 7.3.


A lipid A oxoanion obtained via deprotonation of the carboxy and phosphate OH groups of an alpha-Kdo-(2->4)-alpha-Kdo-(2->6)-lipid A with unspecified (3R)-3-hydroxyacyl chains.


A mannosylinositol phosphorylceramide(1-) having a hexacosanoyl group amide-linked to a C20 sphinganine base, with no hydroxylation at C-4 of the long-chain base or on the C26 very-long-chain fatty acid.


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


A peptide anion obtained from N-acetyl-D-glucosaminyl-(1->4)-N-acetylmuramoyl-L-alanyl-D-glutamyl-6-carboxy-L-lysine. Major structure at pH 7.3


cardiolipin 70:2(2-)

A cardiolipin(2-) derivative in which the four phosphatidyl acyl groups contain a total of 70 carbons and 2 double bonds.


phomoidride A(1-)

Major species at pH 7.3


Conjugate base of 7(S),8(S)-DiHODE arising from deprotonation of the carboxylic acid function.


long-chain fatty acid anion

A fatty acid anion with a chain length of C13 to C22.


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


An octadecanoid anion that is the conjugate base of (9Z,11Z,13S,15Z)-12,13-epoxyoctadecatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.


An acyl-CoA oxoanion arising from deprotonation of the phosphate, diphosphate and carboxylic acid functions of 3-methylfumaroyl-CoA.


Dicarboxylate anion of 2-hydroxyadipic acid; major species at pH 7.3.


An 11-hydroxylaurate obtained by deprotonation of the carboxy group of (11R)-hydroxylauric acid; major species at pH 7.3.


An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy groups of ganglioside GQ1c; major species at pH 7.3.


An epoxystearate resulting from the deprotonation of the carboxy group of 9,10-epoxyoctadecanoic acid (i.e. conjugate base of 9,10-epoxyoctadecanoic acid); the major species at pH 7.3.


thio fatty acid anion

The conjugate base of any thio fatty acid, formed by deprotonation of the carboxylic acid moiety.