205D

STRUCTURE OF AN RNA DOUBLE HELIX INCLUDING URACIL-URACIL BASE PAIRS IN AN INTERNAL LOOP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	RNA (5'-R(*GP*GP*AP*CP*UP*UP*UP*GP*GP*UP*CP*C)-3')	polymer	12	3805.3	2
2		water	water		18.0	39	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7610.6
All*	Total formula weight	7610.6

*Water molecules are not included.