3FH6

Crystal structure of the resting state maltose transporter from E. coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	F, H	Maltose transport system permease protein malF	polymer	480	53093.1	2	UniProt (P02916) Pfam (PF20872) Pfam (PF14785) Pfam (PF00528) In PDB	Escherichia coli
2	G, I	Maltose transport system permease protein malG	polymer	296	32246.2	2	UniProt (P68183) Pfam (PF00528) In PDB	Escherichia coli
3	A, B, C, D	Maltose/maltodextrin import ATP-binding protein malK	polymer	381	42184.5	4	UniProt (P68187) Pfam (PF00005) Pfam (PF08402) In PDB	Escherichia coli

Sequence modifications

F, H: 36 - 514 (UniProt: P02916)

PDB	External Database	Details
Met 35	-	expression tag

A, B, C, D: 1 - 371 (UniProt: P68187)

PDB	External Database	Details
Ala 372	-	expression tag
Ser 373	-	expression tag
Ala 374	-	expression tag
Ser 375	-	expression tag
His 376	-	expression tag
His 377	-	expression tag
His 378	-	expression tag
His 379	-	expression tag
His 380	-	expression tag
His 381	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	339416.8
All*	Total formula weight	339416.8

*Water molecules are not included.