2ITM

Crystal structure of the E. coli xylulose kinase complexed with xylulose

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)	Xylulose kinase	polymer	484	52669.0	2	UniProt (P09099) Pfam (PF00370) Pfam (PF02782)	Escherichia coli	Xylulokinase
2	C, L (A, B)	D-XYLULOSE	non-polymer		150.1	2	Chemie (XUL)
3	D, M (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	E, F, G, H, I... (A, B)	AMMONIUM ION	non-polymer		18.0	12	Chemie (NH4)
5	S, T (A, B)	water	water		18.0	431	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	105338.0
Non-Polymers*	Number of molecules	16
	Total formula weight	708.8
All*	Total formula weight	106046.9

*Water molecules are not included.