1O56

MOLECULAR STRUCTURE OF TWO CRYSTAL FORMS OF CYCLIC TRIADENYLIC ACID AT 1 ANGSTROM RESOLUTION

Replaces:  416D

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	DNA (5'-CD(*AP*AP*AP*)-3')	polymer	3	894.7	2
2	C, D (A, B)	water	water		18.0	13	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	1789.3
All*	Total formula weight	1789.3

*Water molecules are not included.