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› 5eui

X-ray diffraction
1.45Å resolution

Structure of predicted ancestral pika hemoglobin

Released:
DOI: 10.2210/pdb5eui/pdb
Model geometry
Fit model/data
PDB entry 5eui coloured by chain, front view.
PDB entry 5eui coloured by chain, side view.
PDB entry 5eui coloured by chain, top view.
Source organism: Ochotona princeps
Entry authors: Inoguchi N, Chandrasekhar N, Storz JF, Moriyama H

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-197557 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Globin domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 141 amino acids
Theoretical weight: 15.22 KDa
Source organism: Ochotona princeps
Expression system: Escherichia coli
UniProt:
  • Canonical: U5KQB1 (Residues: 2-142; Coverage: 99%)
Gene name: HBA
Sequence domains: Globin
Structure domains: Globins
Globin domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 146 amino acids
Theoretical weight: 15.87 KDa
Source organism: Ochotona princeps
Expression system: Escherichia coli
UniProt:
  • Canonical: U5KNG4 (Residues: 2-147; Coverage: 99%)
Gene name: HBB
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

1 bound ligand:
Ligand HEM 2 x HEM
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: APS BEAMLINE 14-BM-C
Spacegroup: C2221
Unit cell:
a: 63.35Å b: 91.412Å c: 103.537Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.194 0.211
Expression system: Escherichia coli

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