› 8u41

X-ray diffraction
2.72Å resolution

OvsA from Halomonas utahensis, an ovoselenol-biosynthetic selenoxide synthase in complex with histidine

Released:
DOI: 10.2210/pdb8u41/pdb
PDB entry 8u41 coloured by chain, front view.
PDB entry 8u41 coloured by chain, side view.
PDB entry 8u41 coloured by chain, top view.
Source organism: Vreelandella utahensis
Primary publication:
Discovery of the selenium-containing antioxidant ovoselenol derived from convergent evolution
Kayrouz CM, Ireland KA, Ying VY, Davis KM, Seyedsayamdost MR
Nat Chem (2024)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-247183 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Selenoxide synthase OvsA Chains: A, B
Molecule details ›
Chains: A, B
Length: 472 amino acids
Theoretical weight: 54.75 KDa
Source organism: Vreelandella utahensis
Expression system: Escherichia coli BL21(DE3)

Ligands and Environments

4 bound ligands:
Ligand FE 2 x FE
Ligand NA 2 x NA
Ligand FMT 2 x FMT
Ligand HIS 2 x HIS
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: P65
Unit cell:
a: 160.129Å b: 160.129Å c: 122.312Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.226 0.225 0.246
Expression system: Escherichia coli BL21(DE3)

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