2BRI

UMP KINASE FROM PYROCOCCUS FURIOSUS COMPLEXED WITH ITS SUBSTRATE ANALOG AMPPNP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	URIDYLATE KINASE	polymer	225	24713.2	2	UniProt (Q8U122) Pfam (PF00696) In PDB	PYROCOCCUS FURIOSUS	UK, URIDINE MONOPHOSPHATE KINASE, UMP KINASE
2	A, B	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER	non-polymer		506.2	2	Chemie (ANP)
3	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4		water	water		18.0	14	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	49426.3
Non-Polymers*	Number of molecules	4
	Total formula weight	1061.0
All*	Total formula weight	50487.3

*Water molecules are not included.