263D

ISOHELICITY AND PHASING IN DRUG-DNA SEQUENCE RECOGNITION: CRYSTAL STRUCTURE OF A TRIS(BENZIMIDAZOLE)-OLIGONUCLEOTIDE COMPLEX

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	DNA (5'-D(*CP*GP*CP*AP*AP*AP*TP*TP*TP*GP*CP*G)-3')	polymer	12	3662.4	2
2	B	2''-(4-METHOXYPHENYL)-5-(3-AMINO-1-PYRROLIDINYL)-2,5',2',5''-TRI-BENZIMIDAZOLE	non-polymer		541.6	1	Chemie (TBZ)
3		water	water		18.0	61	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7324.8
Non-Polymers*	Number of molecules	1
	Total formula weight	541.6
All*	Total formula weight	7866.4

*Water molecules are not included.