PDBe 1v4u

X-ray diffraction
2Å resolution

Crystal structure of bluefin tuna carbonmonoxy-hemoglobin

Released:

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Hemoglobin beta chain 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
Hemoglobin alpha chain 1 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

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL44B2
Spacegroup: P212121
Unit cell:
a: 59.016Å b: 102.541Å c: 108.451Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.204 0.264