4FS5

Crystal structure of the Z-DNA hexamer CGCGCG at 500 mM MgCl2

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)	DNA (5'-D(*CP*GP*CP*GP*CP*G)-3')	polymer	6	1810.2	2
2	C, D, E, F, G... (A, B)	MAGNESIUM ION	non-polymer		24.3	10	Chemie (MG)
3	L, M, O, P (A, B)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
4	Q, R (A, B)	water	water		18.0	73	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	3620.4
Non-Polymers*	Number of molecules	14
	Total formula weight	384.9
All*	Total formula weight	4005.3

*Water molecules are not included.