› 1cg8

X-ray diffraction
1.9Å resolution

CO Form Hemoglobin from Dasyatis Akajei

Released:
DOI: 10.2210/pdb1cg8/pdb
PDB entry 1cg8 coloured by chain, front view.
PDB entry 1cg8 coloured by chain, side view.
PDB entry 1cg8 coloured by chain, top view.
Source organism: Hemitrygon akajei
Primary publication:
Structures of the deoxy and CO forms of haemoglobin from Dasyatis akajei, a cartilaginous fish.
Chong KT, Miyazaki G, Morimoto H, Oda Y, Park SY
Acta Crystallogr D Biol Crystallogr 55 1291-300 (1999)
PMID: 10393295

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-157526 (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: 15.86 KDa
Source organism: Hemitrygon akajei
UniProt:
  • Canonical: P56691 (Residues: 2-142; Coverage: 99%)
Gene name: hba
Sequence domains: Globin
Structure domains: Globins
Hemoglobin subunit beta Chain: B
Molecule details ›
Chain: B
Length: 141 amino acids
Theoretical weight: 16.32 KDa
Source organism: Hemitrygon akajei
UniProt:
  • Canonical: P56692 (Residues: 2-142; Coverage: 99%)
Gene name: HBB
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

2 bound ligands:
Ligand HEM 2 x HEM
Ligand CMO 2 x CMO
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2221
Unit cell:
a: 57.66Å b: 100.07Å c: 107.61Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.197 0.252

Quick links

Citations

1 review citation

Distribution, adaptation and physiological meaning of thiols from vertebrate hemoglobins.
Reischl et al. (2007)
3 other articles

2 mentions without citation

Dynamics based clustering of globin family members.
Tobi D. (2018)
1 more