5D5L

PreQ1-II riboswitch with an engineered G-U wobble pair bound to Cs+

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	PreQ1-II riboswitch	polymer	77	24851.6	4		Lactobacillus rhamnosus LOCK908
2	B, A, C, D	CESIUM ION	non-polymer		132.9	32	Chemie (CS)
3	B, C, A, D	7-DEAZA-7-AMINOMETHYL-GUANINE	non-polymer		179.2	4	Chemie (PRF)
4	A, D, B, C	MAGNESIUM ION	non-polymer		24.3	15	Chemie (MG)
5		water	water		18.0	196	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	99406.3
Non-Polymers*	Number of molecules	51
	Total formula weight	5334.3
All*	Total formula weight	104740.5

*Water molecules are not included.