7B1S

Crystal structure of the ethyl-coenzyme M reductase from Candidatus Ethanoperedens thermophilum at 0.994-A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D (A, D)	Ethyl-Coenzyme M reductase alpha subunit	polymer	595	66344.3	2	Pfam (PF02745) Pfam (PF02249) UniProt (by SIFTS) (A0A7R9R780)	Candidatus Ethanoperedens thermophilum
2	B, E (B, E)	Ethyl-Coenzyme M reductase beta subunit	polymer	467	49874.5	2	Pfam (PF02783) Pfam (PF02241) UniProt (by SIFTS) (A0A7R9N4Z1)	Candidatus Ethanoperedens thermophilum
3	C, F (C, F)	Ethyl-Coenzyme M reductase gamma subunit	polymer	266	30578.8	2	Pfam (PF02240) UniProt (by SIFTS) (A0A7R9R6T0)	Candidatus Ethanoperedens thermophilum
4	CA, G, V, Z (E, A, D)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
5	H, U (A, D)	Coenzyme B	non-polymer		343.3	2	Chemie (TP7)
6	I (A)	MANGANESE (II) ION	non-polymer		54.9	1	Chemie (MN)
7	J, K, R, W (A, C, D)	POTASSIUM ION	non-polymer		39.1	4	Chemie (K)
8	AA, BA, EA, L, M... (E, F, B, C)	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL)
9	N, Y (B, E)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	2	Chemie (TRS)
10	O, T (C, D)	Dimethylated-F430 cofactor	non-polymer		934.6	2	Chemie (USN)
11	DA, P (F, C)	1-THIOETHANESULFONIC ACID	non-polymer		142.2	2	Chemie (COM)
12	S, X (C, D)	(2S)-2-{[(2S)-2-{[(2S)-2-hydroxypropyl]oxy}propyl]oxy}propan-1-ol	non-polymer		192.3	2	Chemie (UUT)
13	FA, GA, HA, IA, JA... (A, B, C, D, E...)	water	water		18.0	3086	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	293595.2
Non-Polymers*	Number of molecules	25
	Total formula weight	4261.5
All*	Total formula weight	297856.7

*Water molecules are not included.