1D40

BASE SPECIFIC BINDING OF COPPER(II) TO Z-DNA: THE 1.3-ANGSTROMS SINGLE CRYSTAL STRUCTURE OF D(M5CGUAM5CG) IN THE PRESENCE OF CUCL2

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(*(5CM)P*(CU)GP*UP*AP*(5CM)P*(CU)G)-3')	polymer	6	1823.2	2
2	C, D, E (A, B)	COPPER (II) ION	non-polymer		63.5	3	Chemie (CU)
3	F (B)	COPPER (II) CHLORIDE	non-polymer		134.5	1	Chemie (CUL)
4	G, H (A, B)	water	water		18.0	86	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	3646.5
Non-Polymers*	Number of molecules	4
	Total formula weight	325.1
All*	Total formula weight	3971.6

*Water molecules are not included.