› 2r80

X-ray diffraction
1.44Å resolution

Pigeon Hemoglobin (OXY form)

Released:
DOI: 10.2210/pdb2r80/pdb
PDB entry 2r80 coloured by chain, front view.
PDB entry 2r80 coloured by chain, side view.
PDB entry 2r80 coloured by chain, top view.
Source organism: Columba livia
Entry authors: Ponnuswamy MN, Packianathan C, Sundaresan S, Neelagandan K, Palani K, Muller JJ, Heinemann U

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-145795 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Hemoglobin subunit alpha-A Chains: A, C
Molecule details ›
Chains: A, C
Length: 141 amino acids
Theoretical weight: 15.16 KDa
Source organism: Columba livia
UniProt:
  • Canonical: P21871 (Residues: 2-142; Coverage: 99%)
Gene name: HBAA
Sequence domains: Globin
Structure domains: Globins
Hemoglobin subunit beta Chains: B, D
Molecule details ›
Chains: B, D
Length: 146 amino acids
Theoretical weight: 16.18 KDa
Source organism: Columba livia
UniProt:
  • Canonical: P11342 (Residues: 1-146; Coverage: 100%)
Gene name: HBB
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

2 bound ligands:
Ligand HEM 4 x HEM
Ligand OXY 4 x OXY
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P212121
Unit cell:
a: 81.086Å b: 81.543Å c: 79.214Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.197 0.235

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