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3.A.1.1.17
Trehalose/maltose/sucrose porter (trehalose inducible)

Accession Number:Q9R9Q5
Protein Name:ThuG aka RB0313 aka SMB20327
Length:276
Molecular Weight:30059.00
Species:Rhizobium meliloti (Sinorhizobium meliloti) [382]
Number of TMSs:6
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate Trehalose, Maltose, Sucrose

Cross database links:

HEGENOM: HBG729451
RefSeq: NP_436853.1   
Entrez Gene ID: 1236644   
Pfam: PF00528   
BioCyc: SMEL266834:SMB20327-MONOMER   
KEGG: sme:SM_b20327   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0005215 F:transporter activity
GO:0006810 P:transport

References (3)

[1] “Redundancy in periplasmic binding protein-dependent transport systems for trehalose, sucrose, and maltose in Sinorhizobium meliloti.”  Jensen J.B.et.al.   12003938
[2] “Role of trehalose transport and utilization in Sinorhizobium meliloti--alfalfa interactions.”  Jensen J.B.et.al.   16042015
[3] “The complete sequence of the 1,683-kb pSymB megaplasmid from the N2-fixing endosymbiont Sinorhizobium meliloti.”  Finan T.M.et.al.   11481431

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MVVAIAKRTA FYALVAVIIL VAVFPFYYAI LTSLKSGTAL FRIDYWPTDI SLANYAGIFS 
61:	HGTFVRNLGN SLLVATLVVA ISLLLAVTAA YALARVRFRG RGLLLLTILS VSMFPQIAVL 
121:	AGLFELIRFV GIFNTPLALI FSYMIFTLPF TVWVLTTFMR DLPIEIEEAA IVDGASPWVV 
181:	ITRVFMPLMW PALVTTGLLA FIAAWNEFLF ALTFTSSNTQ RTVPVAIALL SGGSQFEIPW 
241:	GNIMAASVIV TVPLVVLVLI FQRRIISGLT AGGVKG