7NRP

The crystal structure of a DNA:RNA hybrid duplex sequence CTTTTCTTTG

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	RNA (5'-R(*CP*AP*AP*AP*GP*AP*AP*AP*AP*G)-3')	polymer	10	3255.1	1		synthetic construct
2	B	DNA (5'-D(*CP*TP*TP*TP*TP*CP*TP*TP*TP*G)-3')	polymer	10	2992.0	1		synthetic construct
3	A	CACODYLATE ION	non-polymer		137.0	1	Chemie (CAC)
4		water	water		18.0	3	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	6247.0
Non-Polymers*	Number of molecules	1
	Total formula weight	137.0
All*	Total formula weight	6384.0

*Water molecules are not included.