8AMI

Crystal structure of AUGUGGCAU duplex with barium ions (model 2)

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(*AP*UP*GP*UP*GP*GP*CP*AP*U)-3')	polymer	9	2872.8	2		Homo sapiens
2	C, D (A, B)	BARIUM ION	non-polymer		137.3	2	Chemie (BA)
3	E (B)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
4	F, G (A, B)	water	water		18.0	42	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	5745.5
Non-Polymers*	Number of molecules	3
	Total formula weight	297.6
All*	Total formula weight	6043.1

*Water molecules are not included.