1YKV

Crystal structure of the Diels-Alder ribozyme complexed with the product of the reaction between N-pentylmaleimide and covalently attached 9-hydroxymethylanthracene

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)	Diels-Alder ribozyme	polymer	11	3497.1	2
2	B, D (B, D)	Diels-Alder ribozyme	polymer	38	12262.3	2
3	E, J (A, C)	(3AS,9AS)-2-PENTYL-4-HYDROXYMETHYL-3A,4,9,9A-TETRAHYDRO-4,9[1',2']-BENZENO-1H-BENZ[F]ISOINDOLE-1,3(2H)-DIONE	non-polymer		375.5	2	Chemie (DAI)
4	F, G, H, I, K... (B, D)	MAGNESIUM ION	non-polymer		24.3	7	Chemie (MG)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	31519.0
Non-Polymers*	Number of molecules	9
	Total formula weight	921.1
All*	Total formula weight	32440.0

*Water molecules are not included.