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Crystal structure of a putative sulfurtransferase dsrE (Swol_2425) from Syntrophomonas wolfei str. Goettingen at 1.92 A resolution

X-ray diffraction
1.92Å resolution
PDB entry 3pnx coloured by chain, front view.
PDB entry 3pnx coloured by chain, side view.
PDB entry 3pnx coloured by chain, top view.
Source organism: Syntrophomonas wolfei subsp. wolfei str. Goettingen G311
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: Sulfide reductase
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Multimeric state: homo trimer
Accessible surface area: 18243.09 Å2
Buried surface area: 9329.02 Å2
Dissociation area: 442.84 Å2
Dissociation energy (ΔGdiss): 26.9 kcal/mol
Dissociation entropy (TΔSdiss): 3.4 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-170850
Assembly 2
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Assembly Name: Sulfide reductase
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Multimeric state: homo trimer
Accessible surface area: 17569.2 Å2
Buried surface area: 9567.83 Å2
Dissociation area: 438.39 Å2
Dissociation energy (ΔGdiss): 27.71 kcal/mol
Dissociation entropy (TΔSdiss): 3.36 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-170850

Macromolecules

Sulfide reductase
Chains: A, B, C, D, E, F
Length: 160 amino acids
Theoretical weight: 18.7 KDa
Source organism: Syntrophomonas wolfei subsp. wolfei str. Goettingen G311
Expression system: Escherichia coli
UniProt:
  • Canonical: Q0AU90 (Residues: 1-159; Coverage: 100%)
Gene name: Swol_2425
Pfam: DsrE/DsrF/DrsH-like family
InterPro:
CATH: DsrEFH-like
Sulfide reductase in PDB entry 3pnx, assembly 1, front view.
Sulfide reductase in PDB entry 3pnx, assembly 1, side view.
Sulfide reductase in PDB entry 3pnx, assembly 1, top view.
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