3R1E

Crystal structure of GC(8BrG)GCGGC duplex

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*CP*(GRB)P*GP*CP*GP*GP*C)-3')	polymer	8	2675.5	2
2	C (A)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	D, F (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	E, G (A, B)	BROMIDE ION	non-polymer		79.9	2	Chemie (BR)
5	H, I (A, B)	water	water		18.0	103	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	5351.0
Non-Polymers*	Number of molecules	5
	Total formula weight	332.1
All*	Total formula weight	5683.1

*Water molecules are not included.