› 3k3u

X-ray diffraction
1.63Å resolution

The V59W mutation blocks the distal pocket of the hemoglobin dehaloperoxidase from Amphitrite ornata

Released:
DOI: 10.2210/pdb3k3u/pdb
PDB entry 3k3u coloured by chain, front view.
PDB entry 3k3u coloured by chain, side view.
PDB entry 3k3u coloured by chain, top view.
Source organism: Amphitrite ornata
Entry authors: de Serrano V, Davis MF, Franzen S

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-192413 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Globin domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 137 amino acids
Theoretical weight: 15.64 KDa
Source organism: Amphitrite ornata
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9NAV8 (Residues: 2-138; Coverage: 99%)
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

2 bound ligands:
Ligand HEM 2 x HEM
Ligand SO4 6 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P212121
Unit cell:
a: 57.766Å b: 67.321Å c: 69.462Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.168 0.201
Expression system: Escherichia coli

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