An amino acid in which the amino group is located on the carbon atom at the position alpha to the carboxy group.
| Member | Definition | Role |
|---|
| (alpha-carboxycyclopropyl)glycine | | L-trans-alpha-Amino-2-carboxycyclopropaneacetic acid |
| 1-aminocyclohexanecarboxylic acid | An alpha-amino acid that is cyclohexanecarboxylic acid substituted by an amino group at position 1. | 1-amino-1-cyclohexanecarboxylic acid |
| 1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid | A member of the class of beta-carbolines that is 1,2,3,4-tetrahydro-beta-carboline substituted at position 3 by a carboxy group. | 1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid |
| 2-amino-3-(5-tert-butyl-3-oxo-4-isoxazolyl)propanoic acid | | 2-amino-3-(5-tert-butyl-3-oxo-4-isoxazolyl)propanoic acid |
| 2-amino-5-hydroxyvaleric acid | | L-2-Amino-5-hydroxypentanoic acid |
| 3,5-dihydroxyphenylglycine | | 2-amino-2-(3,5-dihydroxyphenyl)acetic acid |
| 4-carboxyphenylglycine | | 4-Carboxyphenylglycine |
| 4-hydroxy-4-(indol-3-ylmethyl)glutamic acid | | 4-hydroxy-4-(indol-3-ylmethyl)glutamic acid |
| acediasulfone | | acediasulfone |
| alanine | An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | alanine zwitterion; alanine |
| alliin | | (R)C(S)S-Alliin |
| alpha-amino-3-hydroxy-5-tert-butyl-4-isoxazolepropionate | | 2-amino-3-(5-tert-butyl-3-oxo-4-isoxazolyl)propanoic acid |
| cycloalliin | | Cycloalliin |
| cysteine | A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | cysteine zwitterion; cysteine |
| DL-Canavanine | | DL-Canavanine |
| edba | | Ethylenediamine-N,N'-di-a-butyric acid |
| eflornithine | A fluoroamino acid that is ornithine substituted by a difluoromethyl group at position 2. | eflornithine |
| endolysin | A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6. | lysine |
| furosine | | L-Furosine |
| glycine | The simplest (and the only achiral) proteinogenic amino acid, with a hydrogen atom as its side chain. | glycine zwitterion; glycine |
| homocysteinesulfinic acid | | homocysteine sulfinic acid |
| laminine | | 2-Amino-6-(trimethylazaniumyl)hexanoate |
| methiin | | methiin |
| mimosine | | 2-amino-3-(3-hydroxy-4-oxo-1-pyridinyl)propanoic acid |
| n(g),n(g')-dimethyl-l-arginine | | n-Dimethylarginine |
| phenylalanine | An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | phenylalanine |
| racemethionine | A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | methionine zwitterion; methionine |
| spinacine | | spinacine |
| tissue plasminogen activator | | thiocitrulline |
| tryptophan | An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | tryptophan zwitterion; tryptophan |
| ubp296 | | 2-[[3-(2-amino-2-carboxyethyl)-2,6-dioxo-1-pyrimidinyl]methyl]benzoic acid |