is tautomer of D-leucine zwitterion [O-]C([C@@H](CC(C)C)[NH3+])=O A D-alpha-amino acid zwitterion arising from the transfer of a proton from the carboxy to the amino group of D-leucine; major species at pH 7.3. 0 ROHFNLRQFUQHCH-RXMQYKEDSA-N PMID:24419381 chebi_ontology MetaCyc:CPD-12150 D-leu (2R)-2-azaniumyl-4-methylpentanoate InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m1/s1 C6H13NO2 131.09463 CHEBI:143079 D-leucine 131.173 D-leucine D-alpha-amino acid zwitterion