PDB Chemical Component ORN

Ideal Model

Chemical Description

Name L-ornithine
Formula C5 H12 N2 O2
Formal charge 0
Molecular weight 132.161 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id ALA

Chemical features

Atom count 21
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT H2 HE2 HXT
Bond count 20
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) L-ornithine
Systematic name (OpenEye OEToolkits) (2S)-2,5-bis(azanyl)pentanoic acid

Chemical Descriptors

Stereo SMILES (CACTVS) NCCC[C@H](N)C(O)=O
SMILES (CACTVS) NCCC[CH](N)C(O)=O
Stereo SMILES (OpenEye) C(C[C@@H](C(=O)O)N)CN
InChI descriptor InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1
InChIKey descriptor AHLPHDHHMVZTML-BYPYZUCNSA-N

Status Information

Last modified 2023-11-03
Created 1999-07-08
Release status REL
Processing site RCSB