1BD1

CRYSTALLOGRAPHIC STUDY OF ONE TURN OF G/C-RICH B-DNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	DNA (5'-D(*CP*CP*AP*GP*GP*CP*CP*TP*GP*G)-3')	polymer	10	3046.0	1
2	A	TRIETHYLAMMONIUM ION	non-polymer		102.2	2	Chemie (TEA)
3		water	water		18.0	41	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	3046.0
Non-Polymers*	Number of molecules	2
	Total formula weight	204.4
All*	Total formula weight	3250.4

*Water molecules are not included.