5CH7

Crystal structure of the perchlorate reductase PcrAB - Phe164 gate switch intermediate - from Azospira suillum PS

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E (A, C, E)	DMSO reductase family type II enzyme, molybdopterin subunit	polymer	899	102069.9	3	UniProt (G8QM55) Pfam (PF00384) Pfam (PF01568)	Azospira oryzae (strain ATCC BAA-33 / DSM 13638 / PS)
2	B, D, F (B, D, F)	DMSO reductase family type II enzyme, iron-sulfur subunit	polymer	333	37067.8	3	UniProt (G8QM54) Pfam (PF13247)	Azospira oryzae (strain ATCC BAA-33 / DSM 13638 / PS)
3	AA, CB, DB, EB, G... (C, F, A, D, E...)	IRON/SULFUR CLUSTER	non-polymer		351.6	12	Chemie (SF4)
4	BA, H, SA (C, A, E)	MOLYBDENUM ATOM	non-polymer		95.9	3	Chemie (MO)
5	CA, I, TA (C, A, E)	2-AMINO-5,6-DIMERCAPTO-7-METHYL-3,7,8A,9-TETRAHYDRO-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-4-ONE GUANOSINE DINUCLEOTIDE	non-polymer		740.6	3	Chemie (MGD)
6	DA, J, UA (C, A, E)	PHOSPHORIC ACID 4-(2-AMINO-4-OXO-3,4,5,6,-TETRAHYDRO-PTERIDIN-6-YL)-2-HYDROXY-3,4-DIMERCAPTO-BUT-3-EN-YL ESTER GUANYLATE ESTER	non-polymer		740.6	3	Chemie (MD1)
7	EA, FA, FB, GB, K... (C, F, A, D, E...)	1,2-ETHANEDIOL	non-polymer		62.1	16	Chemie (EDO)
8	GA, HB, N, ZA (C, F, A, E)	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
9	AB, KA, O (E, C, A)	ZINC ION	non-polymer		65.4	3	Chemie (ZN)
10	P (A)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
11	IA, JA, Q, S, YA (C, A, E)	SULFITE ION	non-polymer		80.1	5	Chemie (SO3)
12	BB, MA, T (F, D, B)	FE3-S4 CLUSTER	non-polymer		295.8	3	Chemie (F3S)
13	HA (C)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
14	IB, JB, KB, LB, MB... (A, B, C, D, E...)	water	water		18.0	1976	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	417413.0
Non-Polymers*	Number of molecules	54
	Total formula weight	11671.0
All*	Total formula weight	429084.0

*Water molecules are not included.