5EBI

Crystal structure of a DNA-RNA chimera in complex with Ba2+ ions: a case of unusual multi-domain twinning

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	DNA/RNA (5'-D(*C)-R(P*G)-D(P*C)-R(P*G)-D(P*C)-R(P*G)-3')	polymer	6	1858.2	8		synthetic construct
2	I, J, K, L, M... (A, B, C, D, F...)	BARIUM ION	non-polymer		137.3	16	Chemie (BA)
3	AA, BA, CA, DA, EA... (C, D, E, F, G...)	water	water		18.0	224	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	14865.6
Non-Polymers*	Number of molecules	16
	Total formula weight	2197.2
All*	Total formula weight	17062.9

*Water molecules are not included.