3EY3

A Conformational Transition in the Structure of a 2'-Thiomethyl-Modified DNA Visualized at High Resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	5'-D(*CP*GP*CP*GP*AP*AP*(USM)P*(USM)P*CP*GP*CP*G)-3'	polymer	12	3727.5	4
2	E, F, G, I, J... (A, B, C, D)	STRONTIUM ION	non-polymer		87.6	7	Chemie (SR)
3	H, M (B, D)	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	2	Chemie (MPD)
4	N, O, P, Q, R (A, B, C, D, E)	water	water		18.0	349	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	14910.1
Non-Polymers*	Number of molecules	9
	Total formula weight	849.7
All*	Total formula weight	15759.8

*Water molecules are not included.