Structure analysis

Globin sensor domain of AfGcHK (FeIII form) in complex with cyanide, partially reduced

X-ray diffraction
1.8Å resolution
Source organism: Anaeromyxobacter sp. Fw109-5
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1
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Multimeric state: homo dimer
Accessible surface area: 12587.47 Å2
Buried surface area: 6378.61 Å2
Dissociation area: 106.23 Å2
Dissociation energy (ΔGdiss): 14.19 kcal/mol
Dissociation entropy (TΔSdiss): -0.82 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-108249
Assembly 2
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Multimeric state: homo dimer
Accessible surface area: 12067.16 Å2
Buried surface area: 6577.25 Å2
Dissociation area: 106.64 Å2
Dissociation energy (ΔGdiss): 14.13 kcal/mol
Dissociation entropy (TΔSdiss): -0.82 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-108249
Assembly 3 (preferred)
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Multimeric state: homo dimer
Accessible surface area: 12676.25 Å2
Buried surface area: 6631.2 Å2
Dissociation area: 107.51 Å2
Dissociation energy (ΔGdiss): 14.14 kcal/mol
Dissociation entropy (TΔSdiss): -0.82 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-108249
Assembly 4
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Multimeric state: homo dimer
Accessible surface area: 12474.77 Å2
Buried surface area: 6469.21 Å2
Dissociation area: 106.14 Å2
Dissociation energy (ΔGdiss): 14.12 kcal/mol
Dissociation entropy (TΔSdiss): -0.82 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-108249

Macromolecules

Chains: A, B, C, D, E, F, G, H
Length: 161 amino acids
Theoretical weight: 18.37 KDa
Source organism: Anaeromyxobacter sp. Fw109-5
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A7HD43 (Residues: 2-161; Coverage: 42%)
Gene names: Anae109_2438, gchK
Pfam: Protoglobin
InterPro:

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