4XGV

Crystal structure of Escherichia coli Flavin trafficking protein, an FMN transferase

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 (A, B, C, D)	FAD:protein FMN transferase	polymer	340	37650.4	4	UniProt (P0AB85) Pfam (PF02424)	Escherichia coli	Flavin transferase
2	E, L, R, U (A, B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3	F, S (A, C)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	G, H, I, J, M... (A, B, C, D)	1,2-ETHANEDIOL	non-polymer		62.1	13	Chemie (EDO)
5	K (A)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
6	AA, BA, Y, Z (C, D, A, B)	water	water		18.0	776	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 332 (UniProt: P0AB85)

PDB	External Database	Details
Met 1	-	initiating methionine
Leu 333	-	expression tag
Glu 334	-	expression tag
His 335	-	expression tag
His 336	-	expression tag
His 337	-	expression tag
His 338	-	expression tag
His 339	-	expression tag
His 340	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	150601.8
Non-Polymers*	Number of molecules	20
	Total formula weight	1072.2
All*	Total formula weight	151674.0

*Water molecules are not included.