3_STAR
3-O-(N-acetyl-beta-D-glucosaminyl)-L-threonine
3-methyl-L-tyrosine
S-methyl-L-thiocitrulline
L-alloisoleucine
S-(1,2-dichlorovinyl)-L-cysteine
N(delta)-hydroxy-N(omega)-methyl-N(omega)-nitroso-L-citrulline zwitterion
4-fluorophenyl-L-alanine
6-diazo-5-oxo-L-norleucine
L-canavanine
3-O-(N-acetyl-beta-D-glucosaminyl)-L-serine
5-chloro-L-tryptophan
O-(S-acylpantetheine-4'-phosphoryl)serine
2,5-dihydrophenyl-L-alanine
L-beta-ethynylserine
N(delta)-hydroxy-N(omega)-methyl-L-argininium
kainic acid
S-(2-boronoethyl)-L-cysteine
N(6)-(1-carboxyethyl)-L-lysine
2-[3-carboxy-3-(dimethylamino)propyl]-L-histidine
3-hydroxy-L-glutamic acid
4-hydroxy-L-threonine
biocytin
N(6)-methyl-L-lysine
threo-3-methyl-L-aspartic acid
L-2-aminopimelic acid
L-methionine sulfoximine
S-(4-Methylthiobutylthiohydroximoyl)-L-cysteine
3-fluoro-L-tyrosine
N(omega),N'(omega)-dimethyl-L-arginine
L-allysine
S-(5-histidyl)cysteine sulfoxide
N(delta)-hydroxy-L-arginine
mannopine
2'-(S-L-cysteinyl)-L-histidine
3-hydroxy-O,5-dimethyl-L-tyrosine
isonocardicin A
glycerol 1-phosphoserine
L-vinylglycine
ovothiol A
hypusine
S-(Phenylacetothiohydroximoyl)-L-cysteine
L-beta-carboxyaspartic acid
L-ornithine
methyl-L-glutamic acid
fructoselysine 6-phosphate
L-serine O-sulfate
3-selenino-L-alanine
3-(5-oxoisoxazolin-2-yl)-L-alanine
alpha-methyl-L-dopa
20-hydroxy-leukotriene E4
DP-987
cilastatin
2-hydroxy-5-[(1E)-(2-phenylethylidene)amino]-L-tyrosine
S-hydroxy-L-cysteine
(S)-2-amino-6-boronohexanoic acid
N(5)-methyl-L-arginine
L-alpha-aminobutyric acid
N(pros)-methyl-L-histidine zwitterion
N(3)-fumaroyl-(S)-2,3-diaminopropanoic acid
beta-(N(pros)-L-histidino)-L-tyrosine
cis-14-hydroxy-10,13-dioxo-7-heptadecenoic acid L-aspartate ester
N-carboxy-L-methionine
S-farnesyl-L-cysteine
anticapsin
3-[(3R)-1-carbamimidoylpiperidin-3-yl]-L-alanine
S-alkyl-L-cysteine S-oxide
homoserine
5-iodo-L-histidine
N(6)-formyl-L-lysine
3-chloro-L-phenylalanine
dainic acid A
S-(Hydroxyphenylacetothiohydroximoyl)-L-cysteine
4-fluoro-L-phenylalanine
L-propargylglycine
O(4)-phospho-L-tyrosine
1-(L-norvalin-5-yl)pyrraline
(3S)-3-hydroxy-L-asparagine
(12R)-hydroxy-10,11-dihydroleukotriene E4
2-[3-carboxylato-3-(trimethylammonio)propyl]-L-histidine
L-homolanthionine
2-hydroxy-L-tryptophan
L-alpha-amino acid
lysidine
3-hydroxy-L-tryptophan
3-hydroxy-L-aspartic acid
acivicin
L-norleucine
lysidine monophosphate
(2S)-amino[(4R)-2-iminohexahydropyrimidin-4-yl]acetic acid
L-canaline
isonocardicin C
3-(5-oxoisoxazolin-4-yl)-L-alanine
18-carboxy-19,20-dinor-leukotriene E4
6,7-dichloro-L-tryptophan
leukotriene E4
leukotriene E3
O-carbamoyl-L-serine
N(6)-(glycylglycyl)-L-lysine
O-(3-O-D-galactosyl-N-acetyl-beta-D-galactosaminyl)-L-serine
(3S)-3-hydroxy-L-lysine
3-hydroxy-L-valine
4-fluoro-L-threonine
beta-L-aspartylhydroxamic acid
azaserine
felinine
5-oxo-L-proline
4-hydroxy-4-methylglutamic acid
FMN-L-threonine
2,5-diiodo-L-histidine
agaritine
2-methyl-L-glutamine
6-hydroxy-L-dopa
N(tele)-methyl-L-histidine
N(delta)-hydroxy-N(omega)-methyl-L-citrulline zwitterion
cis-4-hydroxy-L-proline
L-lupinic acid
2-(3-amino-3-carboxypropyl)-L-histidine
O-ureido-L-serine
4-O-(beta-L-Araf)-cis-L-Hyp
3-O-methyldopa
Se-methyl-L-selenocysteine
L-lanthionine
16-carboxy-Delta(13)-17,18,19,20-tetranor-leukotriene E4
beta-guanidino-L-alanine
3-chloro-L-tyrosine
L-O,2,3-trimethyltyrosine
3-(5-iodouracil-1-yl)-L-alanine
4-hydroxy-L-lysine
3-methylthioaspartic acid
3,5-dinitro-L-tyrosine
3-[(3S)-1-carbamimidoylpiperidin-3-yl]-L-alanine
(2R)-2-ammonio-2-carboxylatoethyl-disulfanyl-oxopropanoate
6-fluoro-L-dopa
N-formyl-L-kynurenine
3-(5-fluorouracil-1-yl)-L-alanine
N(6)-glycyl-L-lysine
L-cysteic acid
4-hydroxy-L-proline
3-{(3E)-4-hydroxy-6-oxo-3-[(2-phenylethyl)imino]cyclohexa-1,4-dien-1-yl}-L-alanine
L-Lathyrine
(2S,4R)-hypoglycin A
3-methyl-L-lanthionine
L-topaquinone
gamma-glutamyl-gamma-aminobutyraldehyde
N-ethyl-L-asparagine
m-fluoro-L-phenylalanine
dinoflagellate luciferin
S-octanoyl-L-cysteine
14-carboxy-15,16,17,18,19,20-hexanor-leukotriene E3
N(4)-glycosyl-L-asparagine
O-(pantetheine-4'-phosphoryl)serine
alpha-D-GlcNAc-(1->4)-beta-D-GlcA-(1->4)-alpha-D-GlcNAc-(1->4)-beta-D-GlcA-(1->3)-beta-D-Gal-(1->3)-beta-D-Gal-(1->4)-beta-D-Xyl-(1->3)-L-Ser
O-phospho-L-threonine
3-nitro-L-tyrosine
Tnp-Gln
O-(N-acetyl-alpha-D-galactosaminyl)-L-serine
N(gamma)-nitro-L-arginine
N(pros)-phospho-L-histidine
3-cyano-L-alanine
N-methyl-L-alpha-amino acid
O-[N-acetyl-alpha-neuraminyl-(2->6)-N-acetyl-alpha-D-galactosaminyl]-L-threonine
oxidized dinoflagellate luciferin
L-djenkolic acid
3-(N(tele)-L-histidino)-L-tyrosine residue
L-glutamic acid 5-methyl ester
L-BMAA
L-kynurenine
N(omega)-hydroxy-L-arginine
4-chloro-L-phenylalanine
(3S,4S)-3,4-dihydroxy-L-proline
O-(2-aminoethyl)-L-serine
3,5-dibromo-L-tyrosine
O-[N-acetyl-alpha-neuraminyl-(2->6)-N-acetyl-alpha-D-galactosaminyl]-L-serine
(4R)-5-oxo-L-leucine
pentosidine
methylglyoxal-lysine dimer
L-2,4,6-trimethylphenylalanine
erythro-5-phosphonooxy-L-lysine
N-(5'-phosphopyridoxyl)-L-alanine
16-carboxy-17,18,19,20-tetranor-leukotriene E3
3-(5-bromouracil-1-yl)-L-alanine
L-6'-bromotryptophan
3-bromo-L-tyrosine
4-O-(beta-L-Araf-(1->2)-beta-L-Araf-(1->2)-beta-L-Araf)-cis-L-Hyp
L-2-amino-4-(hydroxymethylphosphinoyl)butanoic acid
psicosyllysine
melphalan
(S)-ATPA
L-Albizziine
20-carboxyleukotriene E4
N(6)-carboxy-L-lysine
L-homophenylalanine
(2S)-2-amino-4-phosphonobutanoic acid
3-iodo-L-tyrosine
trifluoro-L-methionine
domoic acid
3,5-dichloro-L-tyrosine
(2S,3R)-capreomycidine
L-polyhomomethionine
(2S,3S)-beta-methylphenylalanine
20-oxoleukotriene E4
7-hydroxy-L-tryptophan
alpha-methyl-L-tyrosine
L-homoarginine
L-m-tyrosine
tyrosine-4-azobenzenearsonate
(4S)-4-hydroxy-L-isoleucine
4-oxo-L-proline
4-methylene-L-glutamic acid
O-(3-O-beta-D-galactosyl-N-acetyl-alpha-D-galactosaminyl)-L-serine
O-(alpha-D-mannosyl)-L-serine
L-homocitrulline
4-hydroxy-L-tryptophan
3-Methylamino-L-alanine
L-thialysine
6-chloro-L-tryptophan
L-enduracididine
L-2-amino-4-chloropent-4-enoic acid
gamma-L-glutamylputrescine
S-hydrocarbyl-L-cysteine
furanomycin
N(6)-acetimidoyl-L-lysine
N(delta)-hydroxy-N(omega)-hydroxy-N(omega)-methyl-L-arginine zwitterion
L-alpha-(methylidenecyclopropyl)glycine
Thalassemine
deoxyhypusine
(3S)-3-hydroxy-L-enduracididine
L-beta-methylthioaspartic acid
L-indospicine
5'-(N(6)-L-lysine)-L-tyrosylquinone
O-(N-acetyl-alpha-D-galactosaminyl)-L-threonine
carboxynorspermidine
N(6)-[(indol-3-yl)acetyl]-L-lysine
5-methyl-L-arginine
S-oxy-L-cysteine
discadenine
1-(L-norleucin-6-yl)pyrraline
3-thio-L-aspartic acid
tabtoxinine beta-lactam
N(6)-dansyl-L-lysine
L-3-oxoalanine
L-mimosine
(2S,4S)-hypoglycin A
N(6)-carboxymethyl-L-lysine
glyoxal-lysine dimer
N(omega)-methyl-L-arginine
4-chloro-L-threonine
2-({3-[(2S)-2-amino-2-carboxyethyl]-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl}methyl)benzoic acid
L-gamma-carboxyglutamic acid
Phosphoallohydroxy-L-lysine
3-({3-[(2S)-2-amino-2-carboxyethyl]-5-methyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl}methyl)thiophene-2-carboxylic acid
N(omega),N(omega)-dimethyl-L-arginine
O-methylserine
N4-hydroxymethyl-L-asparagine
S-anthraniloyl-L-cysteine
S-(Indolylmethylthiohydroximoyl)-L-cysteine
O-methyl-L-threonine
5-hydroxy-L-tryptophan
S-carboxymethyl-L-cysteine
N(omega)-phospho-L-arginine
4-(3-methylbut-2-enyl)-L-tryptophan
N-(2,4-dinitrophenyl)-L-proline
L-2-amino-3-oxobutanoic acid
non-proteinogenic L-alpha-amino acids
non-proteinogenic L-alpha-amino acid
7-(3-methylbut-2-enyl)-L-tryptophan
7-chloro-L-tryptophan
2-methyl-L-serine
L-beta-methylthioasparagine
tryptophan N-glucoside
gamma-carboxy-L-glutamic acid
L-thyroxine
3-(2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-L-alanine
4-hydroxy-4-methylglutamate
L-methionine sulfone
L-cystine
3-amino-L-alanine
3-(uracil-1-yl)-L-alanine
5-hydroxy-L-kynurenine
coprine
2-L-bromohistidine
4-phospho-L-aspartic acid
gamma-hydroxy-L-arginine
L-erythro-beta-hydroxyasparagine
ovothiol A disulfide
4-methylene-L-glutamine
gamma-glutamyl-beta-aminopropiononitrile
4-hydroxy-L-glutamic acid
N(pros)-methyl-L-histidine
non-proteinogenic alpha-amino acid
(N(omega)-L-arginino)succinic acid
(S)-3,5-dihydroxyphenylglycine
3-hydroxy-L-proline
3-(pyrazol-1-yl)-L-alanine
L-dihydroanticapsin
N(6),N(6)-dimethyl-L-lysine
3,5-diiodo-L-tyrosine
L-dopa