1v4x

X-ray diffraction
1.6Å resolution

Crystal structure of bluefin tuna hemoglobin deoxy form at pH5.0

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
GLOBIN domain-containing protein Chains: A, C
Molecule details ›
Chains: A, C
Length: 144 amino acids
Theoretical weight: 15.48 KDa
Source organism: Thunnus thynnus
UniProt:
  • Canonical: Q8AYM0 (Residues: 2-144; Coverage: 99%)
Sequence domains: Globin
Structure domains: Globins
GLOBIN domain-containing protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 146 amino acids
Theoretical weight: 16.2 KDa
Source organism: Thunnus thynnus
UniProt:
  • Canonical: Q8AYM1 (Residues: 2-147; Coverage: 99%)
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL40B2
Spacegroup: P21
Unit cell:
a: 56.979Å b: 60.537Å c: 80.64Å
α: 90° β: 95.12° γ: 90°
R-values:
R R work R free
0.206 0.204 0.25