is enantiomer of L-histidine D-alpha-amino acid histidine D-histidine (2R)-2-amino-3-(1H-imidazol-4-yl)propanoic acid (R)-alpha-Amino-1H-imidazole-4-propionic acid 155.069 155.15468 An optically active form of histidine having D-configuration. Beilstein:84089 C6H9N3O2 CAS:351-50-8 CHEBI:21039 CHEBI:27947 CHEBI:4197 CHEBI:42063 D-HISTIDINE D-Histidin D-Histidine D-histidine DHI Gmelin:83043 HNDVDQJCIGZPNO-RXMQYKEDSA-N InChI=1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/t5-/m1/s1 KEGG:C06419 MetaCyc:CPD-12151 N[C@H](Cc1c[nH]cn1)C(O)=O PDBeChem:DHI PMID:15744050 PMID:24852066 PMID:80988 Reaxys:84089 YMDB:YMDB00794 chebi_ontology