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Wolinella succinogenes octaheme sulfite reductase MccA, form II

X-ray diffraction
2.1Å resolution
PDB entry 4rkn coloured by chain, front view.
PDB entry 4rkn coloured by chain, side view.
PDB entry 4rkn coloured by chain, top view.
Source organism: Wolinella succinogenes DSM 1740
Assembly composition:
homo trimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Dissimilatory sulfite reductase MccA
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Multimeric state: homo trimer
Accessible surface area: 65933.73 Å2
Buried surface area: 43369.68 Å2
Dissociation area: 7,415.56 Å2
Dissociation energy (ΔGdiss): 75.2 kcal/mol
Dissociation entropy (TΔSdiss): 32.84 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-181736
Assembly 2
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Assembly Name: Dissimilatory sulfite reductase MccA
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Multimeric state: homo trimer
Accessible surface area: 65883.76 Å2
Buried surface area: 43549.32 Å2
Dissociation area: 7,402.06 Å2
Dissociation energy (ΔGdiss): 74.4 kcal/mol
Dissociation entropy (TΔSdiss): 32.84 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-181736

Macromolecules

Dissimilatory sulfite reductase MccA
Chains: A, B, C, D
Length: 732 amino acids
Theoretical weight: 82.09 KDa
Source organism: Wolinella succinogenes DSM 1740
Expression system: Wolinella succinogenes
UniProt:
  • Canonical: Q7MSJ8 (Residues: 1-702; Coverage: 100%)
Gene names: WS0379, mccA
InterPro:
Dissimilatory sulfite reductase MccA in PDB entry 4rkn, assembly 1, front view.
Dissimilatory sulfite reductase MccA in PDB entry 4rkn, assembly 1, side view.
Dissimilatory sulfite reductase MccA in PDB entry 4rkn, assembly 1, top view.
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