2P7F

The Novel Use of a 2',5'-Phosphodiester Linkage as a Reaction Intermediate at the Active Site of a Small Ribozyme

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	substrate strand	polymer	13	4036.5	1
2	B	Loop A ribozyme strand	polymer	12	3970.4	1
3	C	Loop B ribozyme strand	polymer	17	5535.4	1
4	D	Loop B S-turn strand	polymer	19	5991.6	1
5	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
6	B, D	COBALT HEXAMMINE(III)	non-polymer		161.1	2	Chemie (NCO)
7		water	water		18.0	15	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	19533.9
Non-Polymers*	Number of molecules	3
	Total formula weight	418.3
All*	Total formula weight	19952.2

*Water molecules are not included.