PDB Chemical Component SMC

Ideal Model

Chemical Description

Name S-METHYLCYSTEINE
Formula C4 H9 N O2 S
Formal charge 0
Molecular weight 135.185 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id CYS

Chemical features

Atom count 17
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT H2 HXT
Bond count 16
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) S-methyl-L-cysteine
Systematic name (OpenEye OEToolkits) (2R)-2-amino-3-methylsulfanyl-propanoic acid

Chemical Descriptors

Stereo SMILES (CACTVS) CSC[C@H](N)C(O)=O
SMILES (CACTVS) CSC[CH](N)C(O)=O
Stereo SMILES (OpenEye) CSC[C@@H](C(=O)O)N
InChI descriptor InChI=1S/C4H9NO2S/c1-8-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1
InChIKey descriptor IDIDJDIHTAOVLG-VKHMYHEASA-N

Status Information

Last modified 2023-11-03
Created 1999-07-08
Release status REL
Replaces CYM
Model PDB code 1CZI
Processing site RCSB