3ND4

Watson-Crick 16-mer dsRNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	5'-R(*AP*GP*AP*GP*AP*AP*GP*AP*UP*CP*UP*UP*CP*UP*CP*U)-3'	polymer	16	5083.1	1
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3	A	POTASSIUM ION	non-polymer		39.1	1	Chemie (K)
4	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
5		water	water		18.0	95	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	5083.1
Non-Polymers*	Number of molecules	3
	Total formula weight	86.4
All*	Total formula weight	5169.5

*Water molecules are not included.