1G75

MOLECULAR AND CRYSTAL STRUCTURE OF D(CGCGAATF5UCGCG): 5-FORMYLURIDINE/ ADENOSINE 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 (A, B)	5'-D(*CP*GP*CP*GP*AP*AP*TP*(UFR)P*CP*GP*CP*G)-3'	polymer	12	3677.4	2
2	C (A)	POTASSIUM ION	non-polymer		39.1	1	Chemie (K)
3	D (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4	E, F (A, B)	water	water		18.0	150	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	7354.8
Non-Polymers*	Number of molecules	2
	Total formula weight	63.4
All*	Total formula weight	7418.2

*Water molecules are not included.