2L8F

Structure of a 4X4 Nucleotide RNA Internal Loop from an R2 Retrotransposon

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	RNA (5'-R(*GP*UP*GP*AP*AP*GP*CP*CP*CP*GP*U)-3')	polymer	11	3522.2	1
2	B (B)	RNA (5'-R(*CP*GP*GP*AP*GP*GP*AP*CP*AP*CP*U)-3')	polymer	11	3545.2	1

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7067.3
All*	Total formula weight	7067.3

*Water molecules are not included.