1ns6

X-ray diffraction
2.05Å resolution

The 2.1A Structure of Horse (alpha hemichrome/beta met) Hemoglobin at pH 5.4

Released:
Source organism: Equus caballus

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-135379 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Hemoglobin subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 141 amino acids
Theoretical weight: 15.14 KDa
Source organism: Equus caballus
UniProt:
  • Canonical: P01958 (Residues: 2-142; Coverage: 99%)
Gene name: HBA
Sequence domains: Globin
Structure domains: Globins
Hemoglobin subunit beta Chain: B
Molecule details ›
Chain: B
Length: 146 amino acids
Theoretical weight: 16.03 KDa
Source organism: Equus caballus
UniProt:
  • Canonical: P02062 (Residues: 1-146; Coverage: 100%)
Gene name: HBB
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: RIGAKU RU200
Spacegroup: C2
Unit cell:
a: 108.11Å b: 63.33Å c: 53.85Å
α: 90° β: 84.72° γ: 90°
R-values:
R R work R free
0.189 0.163 0.188