2yoo

X-ray diffraction
1.69Å resolution

Cholest-4-en-3-one bound structure of CYP142 from Mycobacterium smegmatis

Released:

Function and Biology Details

Reaction catalysed:
(1a) cholest-4-en-3-one + 2 reduced [2Fe-2S] ferredoxin + O(2) = (25R)-26-hydroxycholest-4-en-3-one + 2 oxidized [2Fe-2S] ferredoxin + H(2)O
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-106457 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Steroid C26-monooxygenase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 407 amino acids
Theoretical weight: 45.78 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
Expression system: Escherichia coli
UniProt:
  • Canonical: A0R4Q6 (Residues: 4-401; Coverage: 99%)
Gene names: MSMEG_5918, cyp142, cyp142A2
Sequence domains: Cytochrome P450
Structure domains: Cytochrome P450

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P21
Unit cell:
a: 56.683Å b: 106.213Å c: 126.536Å
α: 90° β: 90.67° γ: 90°
R-values:
R R work R free
0.168 0.165 0.219
Expression system: Escherichia coli