1ZF0

B-DNA

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)	5'-D(*CP*CP*GP*TP*TP*AP*AP*CP*GP*G)-3'	polymer	10	3045.0	2
2	C, D, E, F (A, B)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3	G, H (A, B)	water	water		18.0	162	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	6090.0
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	6250.3

*Water molecules are not included.