4E1V

X-RAY Structure of the Uridine Phosphorylase from Salmonella Typhimurium in Complex with 5-Fluorouracil at 2.15 A Resolution

Replaces:  3NSR

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, E, F, D, C...)	Uridine phosphorylase	polymer	253	27169.1	9	UniProt (P0A1F6) Pfam (PF01048)	Salmonella enterica subsp. enterica serovar Typhimurium	UPase, UrdPase
2	J, M, P, R, T... (A, E, F, D, C...)	5-FLUOROURACIL	non-polymer		130.1	8	Chemie (URF)
3	K, N, Q, V, X (A, E, F, C, B)	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
4	L, O, S (A, E, D)	POTASSIUM ION	non-polymer		39.1	3	Chemie (K)
5	U (C)	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
6	AA, BA, CA, DA, EA... (A, E, F, D, C...)	water	water		18.0	426	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	9
	Total formula weight	244521.8
Non-Polymers*	Number of molecules	17
	Total formula weight	1680.4
All*	Total formula weight	246202.3

*Water molecules are not included.