2YIF

Crystal structure of a F. nucleatum FMN riboswitch - Free state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (X)	FMN RIBOSWITCH	polymer	54	17575.3	1	GenBank (20095250)	FUSOBACTERIUM NUCLEATUM SUBSP. NUCLEATUM
2	B (Z)	FMN RIBOSWITCH	polymer	57	18661.0	1	GenBank (20095250)	FUSOBACTERIUM NUCLEATUM SUBSP. NUCLEATUM
3	C, D, F, G, H... (X, Z)	MAGNESIUM ION	non-polymer		24.3	12	Chemie (MG)
4	E, P (X, Z)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
5	Q, R (X, Z)	water	water		18.0	26	Chemie (HOH)

Sequence modifications

X: 3 - 52 (GenBank: 20095250)

PDB	External Database	Details
Gtp 1	-	expression tag
G 2	-	expression tag
U 50	A 2542	engineered mutation
C 51	G 2543	engineered mutation
C 52	U 2544	engineered mutation
A 53	-	expression tag
U 54	-	expression tag

Z: 58 - 109 (GenBank: 20095250)

PDB	External Database	Details
Gtp 57	-	expression tag
G 58	C 2550	engineered mutation
A 59	U 2551	engineered mutation
U 110	-	expression tag
U 111	-	expression tag
C 112	-	expression tag
G 113	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	36236.3
Non-Polymers*	Number of molecules	14
	Total formula weight	369.9
All*	Total formula weight	36606.2

*Water molecules are not included.