4QJH

Crystal Structure of the Twister Ribozyme with the Nucleotide 5'- to the Cleavage Site Ordered at 4.1 A Resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E (A, C, E)	Twister Ribozyme	polymer	26	8257.9	3
2	B, D, F (B, D, F)	Twister Ribozyme	polymer	48	15723.4	3
3	G, H, I, J (B, C)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
4	K, L (C, E)	water	water		18.0	6	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	71943.8
Non-Polymers*	Number of molecules	4
	Total formula weight	97.2
All*	Total formula weight	72041.0

*Water molecules are not included.