7B2C

Crystal structure of the ethyl-coenzyme M reductase from Candidatus Ethanoperedens thermophilum gassed with xenon

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	G, GB (A, F)	Dimethylated-F430 cofactor	non-polymer		934.6	2	Chemie (USN)
5	H, IA, JA, MB, Q... (A, D, F, B)	GLYCEROL	non-polymer		92.1	6	Chemie (GOL)
6	DA, I, KA, LA, MA (C, A, D)	SODIUM ION	non-polymer		23.0	5	Chemie (NA)
7	HA, J (D, A)	Coenzyme B	non-polymer		343.3	2	Chemie (TP7)
8	HB, K (F, A)	1-THIOETHANESULFONIC ACID	non-polymer		142.2	2	Chemie (COM)
9	AB, BB, CB, EA, JB... (E, C, F, A, D...)	POTASSIUM ION	non-polymer		39.1	17	Chemie (K)
10	AA, BA, DB, EB, FA... (B, E, C, F, A...)	XENON	non-polymer		131.3	16	Chemie (XE)
11	U, UA, V, VA, WA (B, E)	CHLORIDE ION	non-polymer		35.5	5	Chemie (CL)
12	CA, IB (C, F)	(2R)-2-[(2S)-2-[(2S)-2-oxidanylpropoxy]propoxy]propan-1-ol	non-polymer		192.3	2	Chemie (UWT)
13	RA (D)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
14	SA (E)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	1	Chemie (TRS)
15	NB, OB, PB, QB, RB... (A, B, C, D, E...)	water	water		18.0	2346	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	293595.2
Non-Polymers*	Number of molecules	59
	Total formula weight	6981.4
All*	Total formula weight	300576.6

*Water molecules are not included.