265D

STRUCTURAL STUDIES ON NUCLEIC ACIDS

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	DNA (5'-D(*CP*GP*(5CM)P*GP*AP*AP*TP*TP*(5CM)P*GP*CP*G)-3')	polymer	12	3691.4	2
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3		water	water		18.0	117	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7382.9
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	7407.2

*Water molecules are not included.