1QV4

B-DNA Dodecamer CGTGAATTCACG complexed with minor groove binder methylproamine

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)	5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)-3'	polymer	12	3663.4	2
2	C (B)	2'-(3-METHYL-4-DIMETHYLAMINOPHENYL)-5-(4-METHYL-1-PIPERAZINYL)-2,5'-BI-BENZIMIDAZOLE	non-polymer		465.6	1	Chemie (MBB)
3	D, E (A, B)	water	water		18.0	8	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7326.8
Non-Polymers*	Number of molecules	1
	Total formula weight	465.6
All*	Total formula weight	7792.4

*Water molecules are not included.