1JTW

Structure of SL4 RNA from the HIV-1 Packaging Signal

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	5'-R(*GP*GP*GP*UP*GP*CP*GP*AP*GP*AP*GP*CP*GP*UP*CP*A)-3'	polymer	16	5232.2	1
2	B, C, D, E, F... (A)	SODIUM ION	non-polymer		23.0	15	Chemie (NA) PubChem (923)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	5232.2
Non-Polymers*	Number of molecules	15
	Total formula weight	344.8
All*	Total formula weight	5577.0

*Water molecules are not included.