1V3O

Crystal structure of d(GCGAGAGC): the DNA quadruplex structure split from the octaplex

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(*GP*(C38)P*GP*AP*GP*AP*GP*C)-3'	polymer	8	2602.5	2
2	A	POTASSIUM ION	non-polymer		39.1	1	Chemie (K)
3		water	water		18.0	87	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	5205.1
Non-Polymers*	Number of molecules	1
	Total formula weight	39.1
All*	Total formula weight	5244.2

*Water molecules are not included.