2AWE

Base-Tetrad Swapping Results in Dimerization of RNA Quadruplexes: Implications for Formation of I-Motif RNA 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, C, D, E... (A, B, C, D, E...)	5'-R(*UP*(BGM)P*GP*UP*GP*U)-3'	polymer	6	1972.1	8
2	I, J, K, L, M... (A, C, E, F, G)	POTASSIUM ION	non-polymer		39.1	11	Chemie (K) PubChem (813)
3	N (A)	STRONTIUM ION	non-polymer		87.6	1	Chemie (SR) PubChem (104798)
4	AA, BA, U, V, W... (G, H, A, B, C...)	water	water		18.0	182	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	15776.4
Non-Polymers*	Number of molecules	12
	Total formula weight	517.7
All*	Total formula weight	16294.1

*Water molecules are not included.