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3MM5

Dissimilatory sulfite reductase in complex with the substrate sulfite

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(A, D)
Sulfite reductase, dissimilatory-type subunit alphapolymer41847589.72UniProt (Q59109)
Pfam (PF03460)
Pfam (PF01077)
Archaeoglobus fulgidusHydrogensulfite reductase subunit alpha
2B, D
(B, E)
Sulfite reductase, dissimilatory-type subunit betapolymer36641621.92UniProt (Q59110)
Pfam (PF03460)
Pfam (PF01077)
Pfam (PF00037)
Archaeoglobus fulgidusHydrogensulfite reductase subunit beta
3E, K, L, R
(A, B, D, E)
SIROHEMEnon-polymer916.74Chemie (SRM)
4F, G, I, J, M...
(A, B, D, E)
IRON/SULFUR CLUSTERnon-polymer351.68Chemie (SF4)
5H, O
(A, D)
SULFITE IONnon-polymer80.12Chemie (SO3)
6S, T, U, V
(A, B, D, E)
waterwater18.0971Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight178423.2
Non-Polymers*Number of molecules14
Total formula weight6639.9
All*Total formula weight185063.1
*Water molecules are not included.

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PDB entries from 2025-12-17

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