5U0Q

RNA-DNA heptamer duplex with one 2'-5'-linkage

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	RNA (5'-R(*UP*AP*GP*CP*UP*CP*C)-3')	polymer	7	2157.3	2		synthetic construct
2	B, D	DNA/RNA (5'-R(*GP*GP*AP*GP*C)-D(P*T)-R(P*A)-3')	polymer	7	2258.4	2		synthetic construct
3	B, C, D	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)
4	C	COBALT (II) ION	non-polymer		58.9	1	Chemie (CO)
5		water	water		18.0	118	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	8831.6
Non-Polymers*	Number of molecules	4
	Total formula weight	131.8
All*	Total formula weight	8963.4

*Water molecules are not included.