5CHC

Crystal structure of the perchlorate reductase PcrAB - substrate analog SeO3 bound - 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, BA, BB, CA, G... (B, E, A, C, F...)	IRON/SULFUR CLUSTER	non-polymer		351.6	12	Chemie (SF4)
4	CB, H, KA (E, A, C)	MOLYBDENUM ATOM	non-polymer		95.9	3	Chemie (MO)
5	DB, I, LA (E, A, C)	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	EB, J, MA (E, A, C)	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	AB, DA, FA, FB, GA... (D, B, E, A, C...)	1,2-ETHANEDIOL	non-polymer		62.1	24	Chemie (EDO)
8	IB, RA, S (E, C, A)	BISELENITE ION	non-polymer		128.0	3	Chemie (BSY)
9	JB, SA, T (E, C, A)	SULFITE ION	non-polymer		80.1	3	Chemie (SO3)
10	EA, KB, LB, MB, TA... (B, E, C, A)	SODIUM ION	non-polymer		23.0	8	Chemie (NA)
11	NB, VA, W (E, C, A)	ZINC ION	non-polymer		65.4	3	Chemie (ZN)
12	OB, WA, Z (F, D, B)	FE3-S4 CLUSTER	non-polymer		295.8	3	Chemie (F3S)
13	GB (E)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
14	UB, VB, WB, XB, YB... (A, B, C, D, E...)	water	water		18.0	1261	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	417413.0
Non-Polymers*	Number of molecules	66
	Total formula weight	12424.2
All*	Total formula weight	429837.2

*Water molecules are not included.