4FS6

Crystal structure of the Z-DNA hexamer CGCGCG at 500 mM CaCl2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	DNA (5'-D(*CP*GP*CP*GP*CP*G)-3')	polymer	6	1810.2	1
2	B, C, D, E, F (A)	CALCIUM ION	non-polymer		40.1	5	Chemie (CA)
3	G, H (A)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
4	I (A)	water	water		18.0	41	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	1810.2
Non-Polymers*	Number of molecules	7
	Total formula weight	271.3
All*	Total formula weight	2081.5

*Water molecules are not included.