5Y34

Membrane-bound respiratory [NiFe]-hydrogenase from Hydrogenovibrio marinus in a ferricyanide-oxidized condition

Replaces:  3AYY

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Hydrogenase	polymer	596	66574.4	2	UniProt (F2Z6J6) Pfam (PF00374)	Hydrogenovibrio marinus	Membrane-bound hydrogenase large subunit
2	B, D (B, D)	Membrane-bound hydrogenase small subunit	polymer	283	31306.7	2	UniProt (F2Z6J5) Pfam (PF01058) Pfam (PF14720) UniProt (by SIFTS) (A0A066ZR71)	Hydrogenovibrio marinus
3	E, O (A, C)	NICKEL (III) ION	non-polymer		58.7	2	Chemie (3NI)
4	F, P (A, C)	CARBONMONOXIDE-(DICYANO) IRON	non-polymer		135.9	2	Chemie (FCO)
5	G, Q (A, C)	OXYGEN ATOM	non-polymer		16.0	2	Chemie (O)
6	H, I, R, S (A, C)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
7	J, N (A, C)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
8	K, T (B, D)	FE4-S3 CLUSTER	non-polymer		319.6	2	Chemie (SF3)
9	L, U (B, D)	FE3-S4 CLUSTER	non-polymer		295.8	2	Chemie (F3S)
10	M, V (B, D)	IRON/SULFUR CLUSTER	non-polymer		351.6	2	Chemie (SF4)
11	W, X, Y, Z (A, B, C, D)	water	water		18.0	2189	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	195762.1
Non-Polymers*	Number of molecules	18
	Total formula weight	2772.2
All*	Total formula weight	198534.3

*Water molecules are not included.