› 3gas

X-ray diffraction
1.8Å resolution

Crystal Structure of Helicobacter pylori Heme Oxygenase Hugz in Complex with Heme

Released:
DOI: 10.2210/pdb3gas/pdb
PDB entry 3gas coloured by chain, front view.
PDB entry 3gas coloured by chain, side view.
PDB entry 3gas coloured by chain, top view.
Source organism: Helicobacter pylori NCTC 11639
Entry authors: Jiang F, Hu YL, Guo Y, Guo G, Zou QM, Wang DC

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-111020 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HugZ Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 259 amino acids
Theoretical weight: 29.86 KDa
Source organism: Helicobacter pylori NCTC 11639
Expression system: Escherichia coli
UniProt:
  • Canonical: C0LU01 (Residues: 1-251; Coverage: 100%)
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:
Ligand HEM 6 x HEM
Ligand AZI 6 x AZI
Ligand EDO 22 x EDO
1 modified residue:
Ligand MSE 36 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-17A
Spacegroup: P212121
Unit cell:
a: 88.33Å b: 139.34Å c: 152.9Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.192 0.222
Expression system: Escherichia coli

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