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Crystal structure determination of Shortfin Mako (Isurus oxyrinchus) hemoglobin at 1.9 Angstrom resolution

X-ray diffraction
1.9Å resolution
PDB entry 3mkb coloured by chain, front view.
PDB entry 3mkb coloured by chain, side view.
PDB entry 3mkb coloured by chain, top view.
Source organism: Isurus oxyrinchus
Assembly composition:
hetero tetramer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Globin domain-containing protein
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Multimeric state: hetero tetramer
Accessible surface area: 22908.31 Å2
Buried surface area: 9983.44 Å2
Dissociation area: 2,796.95 Å2
Dissociation energy (ΔGdiss): 7.16 kcal/mol
Dissociation entropy (TΔSdiss): 36.27 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-123442

Macromolecules

Globin domain-containing protein
Chains: A, C
Length: 140 amino acids
Theoretical weight: 14.83 KDa
Source organism: Isurus oxyrinchus
UniProt:
  • Canonical: F2Z286 (Residues: 1-140; Coverage: 100%)
Pfam: Globin
InterPro:
CATH: Globins
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, front view.
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, side view.
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, top view.
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Globin domain-containing protein
Chains: B, D
Length: 136 amino acids
Theoretical weight: 15.3 KDa
Source organism: Isurus oxyrinchus
UniProt:
  • Canonical: F2Z287 (Residues: 1-136; Coverage: 100%)
Pfam: Globin
InterPro:
CATH: Globins
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, front view.
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, side view.
Globin family profile domain-containing protein in PDB entry 3mkb, assembly 1, top view.
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