1BDN

CRYSTAL LATTICE PACKING IS IMPORTANT IN DETERMINING THE BEND OF A DNA DODECAMER CONTAINING AN ADENINE TRACT

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	DNA (5'-D(*CP*GP*CP*AP*AP*AP*AP*AP*TP*GP*CP*G)-3')	polymer	12	3680.4	2
2	B, D (B, D)	DNA (5'-D(*CP*GP*CP*AP*TP*TP*TP*TP*TP*GP*CP*G)-3')	polymer	12	3644.4	2
3	E, F (A, D)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H, I, J (A, B, C, D)	water	water		18.0	21	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	14649.6
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	14698.2

*Water molecules are not included.