1sqe

X-ray diffraction
1.5Å resolution

1.5A Crystal Structure Of the protein PG130 from Staphylococcus aureus, Structural genomics

Released:

Function and Biology Details

Reaction catalysed:
Protoheme + 5 reduced acceptor + 4 O(2) = 15-oxo-beta-bilirubin + Fe(2+) + formaldehyde + 5 acceptor + 4 H(2)O
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-189405 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Heme oxygenase (staphylobilin-producing) 2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 109 amino acids
Theoretical weight: 12.94 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q99X56 (Residues: 1-108; Coverage: 100%)
Gene names: SAV0165, isdI
Sequence domains: Antibiotic biosynthesis monooxygenase
Structure domains: Alpha-Beta Plaits

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 45.233Å b: 38.013Å c: 61.552Å
α: 90° β: 93.91° γ: 90°
R-values:
R R work R free
0.213 0.203 0.245
Expression system: Escherichia coli BL21(DE3)