› 3wtg

X-ray diffraction
2.3Å resolution

Crystal structure of Emu (dromaius novaehollandiae) hemoglobin at 2.3 angstrom resolution

Released:
DOI: 10.2210/pdb3wtg/pdb
PDB entry 3wtg coloured by chain, front view.
PDB entry 3wtg coloured by chain, side view.
PDB entry 3wtg coloured by chain, top view.
Source organism: Dromaius novaehollandiae
Entry authors: Abubakkar MM, Maheshwaran V, Ponnuswamy MN, Saraboji K

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-100438 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Globin domain-containing protein Chains: A, C
Molecule details ›
Chains: A, C
Length: 142 amino acids
Theoretical weight: 15.58 KDa
Source organism: Dromaius novaehollandiae
UniProt:
  • Canonical: C6L8R0 (Residues: 1-142; Coverage: 100%)
Gene names: HBAA, LOC112987706
Sequence domains: Globin
Structure domains: Globins
Globin domain-containing protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 146 amino acids
Theoretical weight: 16.32 KDa
Source organism: Dromaius novaehollandiae
UniProt:
  • Canonical: A0A075B5G0 (Residues: 1-146; Coverage: 100%)
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

2 bound ligands:
Ligand HEM 4 x HEM
Ligand OXY 4 x OXY
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BRUKER AXS MICROSTAR-H
Spacegroup: P212121
Unit cell:
a: 66.271Å b: 80.01Å c: 103.559Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.192 0.257

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