1V3P

Crystal structure of d(GCGAGAGC): the DNA octaplex structure with I-motif of G-quartet

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(*GP*(C38)P*GP*AP*GP*AP*GP*C)-3'	polymer	8	2602.5	2
2	C, D (A, B)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
3	E, F (A, B)	water	water		18.0	97	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	5205.1
Non-Polymers*	Number of molecules	2
	Total formula weight	78.2
All*	Total formula weight	5283.3

*Water molecules are not included.