PDB Chemical Component CRQ

Ideal Model

Chemical Description

Name [2-(3-CARBAMOYL-1-IMINO-PROPYL)-4-(4-HYDROXY-BENZYLIDENE)-5-OXO-4,5-DIHYDRO-IMIDAZOL-1-YL]-ACETIC ACID
Synonyms CHROMOPHORE (GLN-TYR-GLY)
Formula C16 H16 N4 O5
Formal charge 0
Molecular weight 344.322 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id GLN, TYR, GLY

Chemical features

Atom count 41
Chiral atom count 0
Observed leaving atoms OXT H HXT
Bond count 42
Aromatic bond count 6

Chemical Identifiers

Systematic name (ACDLabs) [(4Z)-2-[(1E)-4-amino-4-oxobutanimidoyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1H-imidazol-1-yl]acetic acid
Systematic name (OpenEye OEToolkits) 2-[(4Z)-2-(4-azanyl-4-oxidanylidene-butanimidoyl)-4-[(4-hydroxyphenyl)methylidene]-5-oxidanylidene-imidazol-1-yl]ethanoic acid

Chemical Descriptors

Stereo SMILES (CACTVS) NC(=O)CCC(=N)C1=N\C(=C/c2ccc(O)cc2)C(=O)N1CC(O)=O
SMILES (CACTVS) NC(=O)CCC(=N)C1=NC(=Cc2ccc(O)cc2)C(=O)N1CC(O)=O
Stereo SMILES (OpenEye) c1cc(ccc1/C=C\2/C(=O)N(C(=N2)C(=N)CCC(=O)N)CC(=O)O)O
InChI descriptor InChI=1S/C16H16N4O5/c17-11(5-6-13(18)22)15-19-12(16(25)20(15)8-14(23)24)7-9-1-3-10(21)4-2-9/h1-4,7,17,21H,5-6,8H2,(H2,18,22)(H,23,24)/b12-7-,17-11+
InChIKey descriptor AKDAWRYTXGWULZ-KAOAWJDNSA-N

Status Information

Last modified 2023-11-03
Created 2000-10-19
Release status REL
Model PDB code 1GGX
Processing site RCSB