6M4T

U shaped head to head four-way junction in d(TTCTGCTGCTGAA) sequence

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	DNA (5'-D(P*(UD)P*TP*CP*TP*GP*CP*TP*GP*CP*TP*GP*AP*A)-3')	polymer	13	4022.5	4		synthetic construct
2	A, B	COBALT (II) ION	non-polymer		58.9	4	Chemie (CO)
3	A, B, C, D	N4-[4-[(6-chloranyl-2-methoxy-acridin-9-yl)amino]butyl]-1,3,5-triazine-2,4,6-triamine	non-polymer		438.9	4	Chemie (F1R)
4		water	water		18.0	207	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	16089.8
Non-Polymers*	Number of molecules	8
	Total formula weight	1991.4
All*	Total formula weight	18081.2

*Water molecules are not included.