6D54

Low Temperature joint X-ray/neutron structure of DNA oligonucleotide d(GTGGCCAC)2 with 2'-SeCH3 modification on Cyt5

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(*GP*TP*GP*GP*(CSL)P*CP*AP*C)-3')	polymer	8	2520.6	1		synthetic construct
2	A	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3		water	water		18.0	39	Chemie (DOD)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	2520.6
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	2569.2

*Water molecules are not included.