8RJ4

E. coli adenylate kinase in complex with two ADP molecules and Mg2+ as a result of enzymatic AP4A hydrolysis

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	Adenylate kinase	polymer	214	23620.0	4	UniProt (P69441) Pfam (PF00406) Pfam (PF05191) In PDB	Escherichia coli	AK,ATP-AMP transphosphorylase,ATP:AMP phosphotransferase,Adenylate monophosphate kinase
2	A, B, C, D	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	8	Chemie (ADP)
3	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	C, D	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
5		water	water		18.0	472	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	94480.1
Non-Polymers*	Number of molecules	12
	Total formula weight	3537.1
All*	Total formula weight	98017.2

*Water molecules are not included.