1D9H

Structural origins of the exonuclease resistance of a zwitterionic RNA

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)	DNA/RNA (5'-D(*GP*CP*GP*TP*AP)-R(*(U31)P)-D(*AP*CP*GP*C)-3')	polymer	10	3104.1	2
2	C, D (A, B)	water	water		18.0	145	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	6208.1
All*	Total formula weight	6208.1

*Water molecules are not included.