1KO7

X-ray structure of the HPr kinase/phosphatase from Staphylococcus xylosus at 1.95 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Hpr kinase/phosphatase	polymer	314	35373.6	2	UniProt (Q9S1H5) Pfam (PF02603) Pfam (PF07475) In PDB	Staphylococcus xylosus
2	A, B	PHOSPHATE ION	non-polymer		95.0	6	Chemie (PO4)
3		water	water		18.0	292	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	70747.2
Non-Polymers*	Number of molecules	6
	Total formula weight	569.8
All*	Total formula weight	71317.1

*Water molecules are not included.