PDB Chemical Component HIS_LFZW

Ideal Model

Chemical Description

Name L-HISTIDINE FREE ZWITTERION
Formula C6 H10 N3 O2
Formal charge 1
Molecular weight 156.162 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id HIS

Chemical features

Atom count 21
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT
Bond count 21
Aromatic bond count 5

Chemical Identifiers

Systematic name (ACDLabs) (2S)-2-ammonio-3-(1H-imidazol-3-ium-4-yl)propanoate
Systematic name (OpenEye OEToolkits) (2S)-2-azaniumyl-3-(1H-imidazol-3-ium-4-yl)propanoate

Chemical Descriptors

Stereo SMILES (CACTVS) [NH3+][C@@H](Cc1c[nH]c[nH+]1)C([O-])=O
SMILES (CACTVS) [NH3+][CH](Cc1c[nH]c[nH+]1)C([O-])=O
Stereo SMILES (OpenEye) c1c([nH+]c[nH]1)C[C@@H](C(=O)[O-])[NH3+]
InChI descriptor InChI=1/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/p+1/t5-/m0/s1

Status Information

Last modified 2008-04-15
Created 2006-12-20
Release status REL