5NDH

The structure of the G. violaceus guanidine II riboswitch P2 stem-loop

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	RNA (5'-R(*GP*(CBV)P*GP*GP*GP*GP*AP*CP*GP*AP*CP*CP*CP*CP*GP*C)-3')	polymer	16	5245.1	4		Gloeobacter violaceus
2	A, B, C, D	GUANIDINE	non-polymer		59.1	4	Chemie (GAI)
3	A, B, C	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
4	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5	D	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
6		water	water		18.0	81	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	20980.2
Non-Polymers*	Number of molecules	11
	Total formula weight	544.7
All*	Total formula weight	21524.9

*Water molecules are not included.