5DI4

Two divalent metal ions and conformational changes play roles in the hammerhead ribozyme cleavage reaction-WT ribozyme in Mn2+ at low pH

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	RNA (48-MER)	polymer	48	15500.3	1		synthetic construct
2	B	5'-R(*GP*GP*GP*CP*GP*U)-D(P*C)-R(P*UP*GP*GP*GP*CP*AP*GP*UP*AP*CP*CP*CP*A)-3'	polymer	20	6437.9	1		synthetic construct
3	A, B	MANGANESE (II) ION	non-polymer		54.9	11	Chemie (MN)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	21938.2
Non-Polymers*	Number of molecules	11
	Total formula weight	604.3
All*	Total formula weight	22542.5

*Water molecules are not included.