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3.A.1.1.7
Maltose/trehalose porter

Accession Number:O51925
Protein Name:MalG aka PF1741
Length:278
Molecular Weight:30795.00
Species:Thermococcus litoralis, and OS Pyrococcus furiosus [2261]
Number of TMSs:6
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate alpha,alpha-trehalose, maltose

Cross database links:

RefSeq: NP_579470.1   
Entrez Gene ID: 1469619   
Pfam: PF00528   
KEGG: pfu:PF1741   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005215 F:transporter activity
GO:0006810 P:transport

References (1)

[1] “Evidence of recent lateral gene transfer among hyperthermophilic archaea.”  Diruggiero J.et.al.   11115105

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MREEVLKRIL LIIGAILMAI ICLFPFIWMI VVSFAEDPTF LGSPLVEYKS TLENYVRVLS 
61:	DPTLHFPAYL KNSIIIASLV TLTTVSISSL AAYAVSRIEF KGRLLIPIFV LGLSMFPQIS 
121:	LVGYLFKFIE KLGWVNTYQA LYFPYVAWTL PLSLWILLSY FSQLPKDLDE AAMIDGASRI 
181:	KTLTTIILPL SAPALFSTAL LVFIAAFNEF MFALLFTTDH RARTVPVGIA LFQGVHGEIP 
241:	WGSVMAASVI STIPLVIMAL LFQKYIVSGL TAGALKGE