5DH6

Two divalent metal ions and conformational changes play roles in the hammerhead ribozyme cleavage reaction-G12A mutant in Mg2+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	hammerhead ribozyme	polymer	48	15484.3	1		synthetic construct
2	B (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	C, D, E, F, G (A, B)	MAGNESIUM ION	non-polymer		24.3	5	Chemie (MG)
4	H, I (A, B)	water	water		18.0	8	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	21922.2
Non-Polymers*	Number of molecules	5
	Total formula weight	121.5
All*	Total formula weight	22043.7

*Water molecules are not included.