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THE 1.9 ANGSTROM STRUCTURE OF DEOXY-BETA4 HEMOGLOBIN: ANALYSIS OF THE PARTITIONING OF QUATERNARY-ASSOCIATED AND LIGAND-INDUCED CHANGES IN TERTIARY STRUCTURE

X-ray diffraction
1.8Å resolution
PDB entry 1cbl coloured by chain, front view.
PDB entry 1cbl coloured by chain, side view.
PDB entry 1cbl coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Hemoglobin HbH complex
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Multimeric state: homo tetramer
Accessible surface area: 22493.31 Å2
Buried surface area: 12600.85 Å2
Dissociation area: 1,944.97 Å2
Dissociation energy (ΔGdiss): 37.91 kcal/mol
Dissociation entropy (TΔSdiss): 13.49 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-159525
Complex Portal ID: CPX-2936

Macromolecules

Hemoglobin subunit beta
Chains: A, B, C, D
Length: 146 amino acids
Theoretical weight: 15.89 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P68871 (Residues: 2-147; Coverage: 99%)
Gene name: HBB
Pfam: Globin
InterPro:
CATH: Globins
SCOP: Globins
Hemoglobin subunit beta in PDB entry 1cbl, assembly 1, front view.
Hemoglobin subunit beta in PDB entry 1cbl, assembly 1, side view.
Hemoglobin subunit beta in PDB entry 1cbl, assembly 1, top view.
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