PDB Chemical Component PCA

Ideal Model

Chemical Description

Name PYROGLUTAMIC ACID
Formula C5 H7 N O3
Formal charge 0
Molecular weight 129.114 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id GLN

Chemical features

Atom count 16
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT HXT
Bond count 16
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) 5-oxo-L-proline
Systematic name (OpenEye OEToolkits) (2S)-5-oxopyrrolidine-2-carboxylic acid

Chemical Descriptors

Stereo SMILES (CACTVS) OC(=O)[C@@H]1CCC(=O)N1
SMILES (CACTVS) OC(=O)[CH]1CCC(=O)N1
Stereo SMILES (OpenEye) C1CC(=O)N[C@@H]1C(=O)O
InChI descriptor InChI=1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m0/s1
InChIKey descriptor ODHCTXKNWHHXJC-VKHMYHEASA-N

Status Information

Last modified 2019-11-14
Created 1999-07-08
Release status REL
Replaces PCC
Processing site RCSB