3FTM

Class II ligase ribozyme product-template duplex, structure 1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	5'-R(*GP*UP*GP*UP*GP*AP*GP*GP*CP*UP*G)-3'	polymer	11	3579.2	2
2	B, D (B, D)	5'-R(*CP*CP*AP*GP*UP*CP*GP*GP*AP*AP*CP*A)-3'	polymer	12	3834.4	2
3	E, F, G, H, I... (A, B, C)	MAGNESIUM ION	non-polymer		24.3	9	Chemie (MG)
4	N, O (D)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
5	P, Q, R (A, B, D)	water	water		18.0	6	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	14827.1
Non-Polymers*	Number of molecules	11
	Total formula weight	296.9
All*	Total formula weight	15124.0

*Water molecules are not included.