› 3k8b

X-ray diffraction
2.3Å resolution

Crystal structure of Turkey (Meleagiris gallopova)hemoglobin at 2.3 Angstrom

Released:
DOI: 10.2210/pdb3k8b/pdb
PDB entry 3k8b coloured by chain, front view.
PDB entry 3k8b coloured by chain, side view.
PDB entry 3k8b coloured by chain, top view.
Source organism: Meleagris gallopavo
Entry authors: Ramesh P, Sundaresan SS, Ponnuswamy MN

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-160469 (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: 15.33 KDa
Source organism: Meleagris gallopavo
UniProt:
  • Canonical: P81023 (Residues: 2-142; Coverage: 99%)
Gene name: HBAA
Sequence domains: Globin
Structure domains: Globins
Globin domain-containing protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 146 amino acids
Theoretical weight: 16.33 KDa
Source organism: Meleagris gallopavo
UniProt:
  • Canonical: P84479 (Residues: 1-146; Coverage: 100%)
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

1 bound ligand:
Ligand HEM 4 x HEM
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BRUKER AXS MICROSTAR
Spacegroup: P21
Unit cell:
a: 56.999Å b: 79.515Å c: 64.385Å
α: 90° β: 96.05° γ: 90°
R-values:
R R work R free
0.267 0.264 0.311

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