5AY4

Crystal structure of RNA duplex containing C-C base pairs obtained in the presence of Hg(II)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	RNA (5'-R(*GP*GP*AP*CP*UP*(CBR)P*GP*AP*CP*UP*CP*C)-3')	polymer	12	3850.2	2		synthetic construct
2	C (B)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
3	D, E (A, B)	water	water		18.0	158	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7700.4
Non-Polymers*	Number of molecules	1
	Total formula weight	23.0
All*	Total formula weight	7723.4

*Water molecules are not included.