› 6zmy

X-ray diffraction
1.66Å resolution

Crystal structure of hemoglobin from turkey (Meleagiris gallopova) crystallized in monoclinic form at 1.66 Angstrom resolution

Released:
DOI: 10.2210/pdb6zmy/pdb
PDB entry 6zmy coloured by chain, front view.
PDB entry 6zmy coloured by chain, side view.
PDB entry 6zmy coloured by chain, top view.
Source organism: Meleagris gallopavo
Primary publication:
Structural studies of hemoglobin from two flightless birds, ostrich and turkey: insights into their differing oxygen-binding properties.
Ramesh P, Sundaresan SS, Shobana N, Vinuchakkaravarthy T, Sivakumar K, Yasien S, Ponnuswamy MNG
Acta Crystallogr D Struct Biol 77 690-702 (2021)
PMID: 33950023

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-515193 (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
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: G1U9Q8 (Residues: 55-200; Coverage: 73%)
Gene name: LOC100547252
Sequence domains: Globin

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE MASSIF-1
Spacegroup: P21
Unit cell:
a: 58.58Å b: 80.52Å c: 64.42Å
α: 90° β: 96.3° γ: 90°
R-values:
R R work R free
0.202 0.2 0.25

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