1EN8

1 A CRYSTAL STRUCTURES OF B-DNA REVEAL SEQUENCE-SPECIFIC BINDING AND GROOVE-SPECIFIC BENDING OF DNA BY MAGNESIUM AND CALCIUM

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*CP*AP*AP*CP*GP*TP*TP*GP*G)-3')	polymer	10	3045.0	1
2	B, C, D, E (A)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3	F, G, H, I (A)	ETHANOL	non-polymer		46.1	4	Chemie (EOH)
4	J (A)	water	water		18.0	80	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	3045.0
Non-Polymers*	Number of molecules	8
	Total formula weight	344.6
All*	Total formula weight	3389.6

*Water molecules are not included.