3D2X

Structure of the thiamine pyrophosphate-specific riboswitch bound to oxythiamine pyrophosphate

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)	TPP-specific riboswitch	polymer	77	24958.8	2		Arabidopsis thaliana
2	C, D, E, F, G... (A, B)	MAGNESIUM ION	non-polymer		24.3	13	Chemie (MG)
3	J, Q (A, B)	3-[(4-hydroxy-2-methylpyrimidin-5-yl)methyl]-5-(2-{[(R)-hydroxy(phosphonooxy)phosphoryl]oxy}ethyl)-4-methyl-1,3-thiazol-3-ium	non-polymer		426.3	2	Chemie (D2X)
4	R, S (A, B)	water	water		18.0	126	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	49917.7
Non-Polymers*	Number of molecules	15
	Total formula weight	1168.6
All*	Total formula weight	51086.2

*Water molecules are not included.