3FAR

Cation-dependent self-cleavage activity in the duplex form of the subtype-B HIV-1 RNA Dimerization Initiation Site

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(*CP*UP*UP*GP*CP*UP*GP*AP*AP*GP*CP*GP*CP*GP*CP*AP*CP*GP*GP*CP*AP*AP*G)-3')	polymer	23	7417.5	2
2	A, B	COBALT (II) ION	non-polymer		58.9	2	Chemie (CO)
3	B	POTASSIUM ION	non-polymer		39.1	3	Chemie (K)
4		water	water		18.0	46	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	14835.0
Non-Polymers*	Number of molecules	5
	Total formula weight	235.2
All*	Total formula weight	15070.1

*Water molecules are not included.