4rt6

X-ray diffraction
2.8Å resolution

Structure of a complex between hemopexin and hemopexin binding protein

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-148827 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (3 distinct):
Heme/hemopexin-binding protein Chain: A
Molecule details ›
Chain: A
Length: 884 amino acids
Theoretical weight: 96.59 KDa
Source organism: Haemophilus influenzae Rd KW20
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P44602 (Residues: 22-905; Coverage: 100%)
Gene names: HI_0264, hxuA
Sequence domains: TPS secretion domain
Hemopexin Chain: B
Molecule details ›
Chain: B
Length: 214 amino acids
Theoretical weight: 24.47 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P20058 (Residues: 26-239; Coverage: 49%)
Gene name: HPX
Sequence domains: Hemopexin
Structure domains: Hemopexin-like domain

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: P21212
Unit cell:
a: 45.06Å b: 348.86Å c: 77.35Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.182 0.18 0.23
Expression system: Escherichia coli BL21