4WKJ

Crystallographic Structure of a Dodecameric RNA-DNA Hybrid

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	D, A, C, G	RNA (5'-R(*GP*AP*CP*AP*CP*CP*UP*GP*AP*UP*UP*C)-3')	polymer	12	3772.3	4		Escherichia coli
2	E, B, F, H	DNA (5'-D(*GP*AP*AP*TP*CP*AP*GP*GP*TP*GP*TP*C)-3')	polymer	12	3702.4	4		Escherichia coli
3	F	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4		water	water		18.0	1	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	29898.9
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	29923.2

*Water molecules are not included.