L-alpha-amino acid L-Amino acid CHEBI:13072 chebi_ontology CHEBI:21224 L-alpha-amino acid L-2-Amino acid CHEBI:15705 L-alpha-amino acids Any α-amino acid having <small>L</small>-configuration at the α-carbon. CHEBI:6175 CHEBI:13797 CHEBI:13243 alpha-amino acid L-alpha-amino acid anion L-alpha-amino acid zwitterion