4xue

X-ray diffraction
2.3Å resolution

Synthesis and evaluation of heterocyclic catechol mimics as inhibitors of catechol-O-methyltransferase (COMT): Structure with Cmpd27b

Released:

Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine + a catechol = S-adenosyl-L-homocysteine + a guaiacol
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-149486 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Catechol O-methyltransferase Chains: A, B
Molecule details ›
Chains: A, B
Length: 215 amino acids
Theoretical weight: 23.92 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P21964 (Residues: 52-265; Coverage: 79%)
Gene name: COMT
Sequence domains: O-methyltransferase
Structure domains: Vaccinia Virus protein VP39

Ligands and Environments


Cofactor: Ligand SAM 2 x SAM
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 55.043Å b: 113.19Å c: 113.818Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.2 0.198 0.229
Expression system: Escherichia coli