1I47

MOLECULAR AND CRYSTAL STRUCTURE OF D(CGCGAATT(MO4)CGCG): THE WATSON-CRICK TYPE AND WOBBLE N4-METHOXYCYTIDINE/GUANOSINE BASE PAIRS IN 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, B	5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*(C45)P*GP*CP*GP)-3'	polymer	12	3693.4	2
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3		water	water		18.0	80	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7386.8
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	7411.1

*Water molecules are not included.