4X46

X-RAY structure thymidine phosphorylase from Salmonella typhimurium complex with SO4 at 2.19 A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Thymidine phosphorylase	polymer	440	47049.7	2	UniProt (Q7CP66) Pfam (PF02885) Pfam (PF00591) Pfam (PF07831)	Salmonella enterica subsp. enterica serovar Typhimurium	TdRPase
2	C, D, E (A)	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
3	F, G, H, I, J... (A, B)	SULFATE ION	non-polymer		96.1	12	Chemie (SO4)
4	R, S (A, B)	water	water		18.0	573	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	94099.3
Non-Polymers*	Number of molecules	15
	Total formula weight	1339.0
All*	Total formula weight	95438.3

*Water molecules are not included.