2aa1

X-ray diffraction
1.8Å resolution

Crystal structure of the cathodic hemoglobin isolated from the Antarctic fish Trematomus Newnesi

Released:
Model geometry
Fit model/data
Data not deposited

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-155334 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Hemoglobin subunit alpha-1 Chains: A, C
Molecule details ›
Chains: A, C
Length: 143 amino acids
Theoretical weight: 15.7 KDa
Source organism: Trematomus newnesi
UniProt:
  • Canonical: P45718 (Residues: 1-142; Coverage: 100%)
Gene name: hba1
Sequence domains: Globin
Structure domains: Globins
Hemoglobin subunit beta-C Chains: B, D
Molecule details ›
Chains: B, D
Length: 146 amino acids
Theoretical weight: 16.28 KDa
Source organism: Trematomus newnesi
UniProt:
  • Canonical: P45721 (Residues: 1-146; Coverage: 100%)
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: ESRF BEAMLINE ID14-4
Spacegroup: P1
Unit cell:
a: 58.097Å b: 60.801Å c: 61.232Å
α: 80.73° β: 81.36° γ: 62.01°
R-values:
R R work R free
0.193 0.186 0.22