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4KO2

Low X-ray dose structure of H2-activated anaerobically purified Dm. baculatum [NiFeSe]-hydrogenase after crystallization under air

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(S, T)
Periplasmic [NiFeSe] hydrogenase small subunitpolymer28330874.12UniProt (P13063)
Pfam (PF01058)
Pfam (PF14720)
Desulfomicrobium baculatumNiFeSe hydrogenlyase small chain
2B, D
(L, M)
Nickel-dependent hydrogenase large subunitpolymer49955291.82UniProt (C7LN88)
Pfam (PF00374)
Desulfomicrobium baculatum
3E, F, G, Q, R...
(S, T)
IRON/SULFUR CLUSTERnon-polymer351.66Chemie (SF4)
4H, K, L, O, T...
(S, L, T, M)
CALCIUM IONnon-polymer40.18Chemie (CA)
5AA, BA, I, J
(M, S)
GLYCEROLnon-polymer92.14Chemie (GOL)
6M, W
(L, M)
CARBONMONOXIDE-(DICYANO) IRONnon-polymer135.92Chemie (FCO)
7N, X
(L, M)
NICKEL (II) IONnon-polymer58.72Chemie (NI)
8P, Z
(L, M)
HYDROSULFURIC ACIDnon-polymer34.12Chemie (H2S)
9CA, DA, EA, FA
(S, L, T, M)
waterwater18.01780Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight172332.0
Non-Polymers*Number of molecules24
Total formula weight3256.2
All*Total formula weight175588.1
*Water molecules are not included.

239803

PDB entries from 2025-08-06

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