4JBW

Crystal structure of E. coli maltose transporter MalFGK2 in complex with its regulatory protein EIIAglc

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, G (F, H)	Maltose transport system permease protein MalF	polymer	514	57052.9	2	UniProt (P02916) Pfam (PF20872) Pfam (PF14785) Pfam (PF00528)	Escherichia coli
2	B, H (G, I)	Maltose transport system permease protein MalG	polymer	296	32246.2	2	UniProt (P68183) Pfam (PF00528)	Escherichia coli
3	C, D, I, J (A, B, C, D)	Maltose/maltodextrin import ATP-binding protein MalK	polymer	381	42184.5	4	UniProt (P68187) Pfam (PF00005) Pfam (PF08402)	Escherichia coli
4	E, F, K, L (M, N, O, P)	Glucose-specific phosphotransferase enzyme IIA component	polymer	172	18545.3	4	UniProt (P69783) Pfam (PF00358)	Escherichia coli	EIIA-Glc, EIII-Glc, PTS system glucose-specific EIIA component
5	M, N (F, H)	(1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE	non-polymer		749.0	2	Chemie (PGV)

Sequence modifications

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

M, N, O, P: 0 - 168 (UniProt: P69783)

PDB	External Database	Details
Ser -3	-	expression tag
Asn -2	-	expression tag
Ala -1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	421517.5
Non-Polymers*	Number of molecules	2
	Total formula weight	1498.0
All*	Total formula weight	423015.6

*Water molecules are not included.