1N1O

Crystal Structure of a B-form DNA Duplex Containing (L)-alpha-threofuranosyl (3'-2') Nucleosides: A Four-Carbon Sugar is Easily Accommodated into the Backbone of DNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	5'-D(*CP*GP*CP*GP*AP*AP*(TFT)P*TP*CP*GP*CP*G)-3'	polymer	12	3649.4	2
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3		water	water		18.0	197	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7298.7
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	7323.0

*Water molecules are not included.