1D39

COVALENT MODIFICATION OF GUANINE BASES IN DOUBLE STRANDED DNA: THE 1.2 ANGSTROMS Z-DNA STRUCTURE OF D(CGCGCG) 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(*CP*(CU)GP*CP*(CU)GP*CP*(CU)G)-3')	polymer	6	1810.2	2
2	C, D, E, F, G... (A, B)	COPPER (II) ION	non-polymer		63.5	6	Chemie (CU)
3	I (B)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
4	J, K (A, B)	water	water		18.0	66	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	3620.4
Non-Polymers*	Number of molecules	7
	Total formula weight	404.3
All*	Total formula weight	4024.7

*Water molecules are not included.