PDB Chemical Component ABA

Ideal Model

Chemical Description

Name ALPHA-AMINOBUTYRIC ACID
Formula C4 H9 N O2
Formal charge 0
Molecular weight 103.120 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id ALA

Chemical features

Atom count 16
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT HN2 HXT
Bond count 15
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) (2S)-2-aminobutanoic acid
Systematic name (OpenEye OEToolkits) (2S)-2-azanylbutanoic acid

Chemical Descriptors

Stereo SMILES (CACTVS) CC[C@H](N)C(O)=O
SMILES (CACTVS) CC[CH](N)C(O)=O
Stereo SMILES (OpenEye) CC[C@@H](C(=O)O)N
InChI descriptor InChI=1S/C4H9NO2/c1-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1
InChIKey descriptor QWCKQJZIFLGMSD-VKHMYHEASA-N

Status Information

Last modified 2015-02-19
Created 1999-07-08
Release status REL
Model PDB code 1CWC
Processing site RCSB