4R2X

Unique conformation of uridine and asymmetry of the hexameric molecule revealed in the high-resolution structures of Shewanella oneidensis uridine phosphorylase in the free form and in complex with uridine

Replaces:  4HEN

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... (C, D, E, F, A...)	uridine phosphorylase	polymer	252	26877.7	6	UniProt (Q8E9X9) Pfam (PF01048)	Shewanella oneidensis
2	BA, G, GA, JA, M... (A, C, B, D, E...)	SULFATE ION	non-polymer		96.1	8	Chemie (SO4)
3	CA, H, N, X (A, C, D, F)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
4	AA, DA, EA, FA, HA... (F, A, B, C, D...)	GLYCEROL	non-polymer		92.1	19	Chemie (GOL)
5	LA, MA, NA, OA, PA... (C, D, E, F, A...)	water	water		18.0	1092	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	161266.1
Non-Polymers*	Number of molecules	31
	Total formula weight	2660.1
All*	Total formula weight	163926.2

*Water molecules are not included.