1NDP

ADENOSINE 5'-DIPHOSPHATE BINDING AND THE ACTIVE SITE OF NUCLEOSIDE DIPHOSPHATE KINASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	NUCLEOSIDE DIPHOSPHATE KINASE	polymer	155	16816.3	2	UniProt (P22887) Pfam (PF00334) In PDB	Dictyostelium discoideum
2	A, B	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
3	B	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4		water	water		18.0	158	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	33632.7
Non-Polymers*	Number of molecules	3
	Total formula weight	878.7
All*	Total formula weight	34511.4

*Water molecules are not included.