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3.A.1.101.2
Vi polysaccharide exporter, VexBC (Hashimoto et al, 1993).

Accession Number:P43109
Protein Name:Vi polysaccharide export inner-membrane protein aka vexB
Length:264
Molecular Weight:30429.00
Species:Salmonella typhi [90370]
Number of TMSs:7
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate Vi polysaccharides

Cross database links:

HEGENOM: HBG675564
RefSeq: NP_458733.1    NP_807940.1   
Entrez Gene ID: 1069972    1250855   
Pfam: PF01061   
BioCyc: SENT209261:T4347-MONOMER    SENT220341:STY4654-MONOMER   
KEGG: stt:t4347    sty:STY4654   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0005215 F:transporter activity
GO:0015774 P:polysaccharide transport

References (3)

[1] “Complete nucleotide sequence and molecular characterization of ViaB region encoding Vi antigen in Salmonella typhi.”  Hashimoto Y.et.al.   8331073
[2] “Complete genome sequence of a multiple drug resistant Salmonella enterica serovar Typhi CT18.”  Parkhill J.et.al.   11677608
[3] “Comparative genomics of Salmonella enterica serovar Typhi strains Ty2 and CT18.”  Deng W.et.al.   12644504

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:	MNILKNNSYY FMKLITVCEL IILLMSRDIK TRYNGNLLNY MMVLAVPLVW ISITVISFQY 
61:	LNRSVPISTD DISFVIAGIL PYLLFRYTIT ATMRTHSFST SLAVVSQVKK RHVIFSLAAI 
121:	EFVNAVIIYI IISLINFLIF SRWEAQKPFL IFEGMVIAWL LGLSFGYFCD ALSERFPLVY 
181:	KAVPVMLRPM FLISAVFYTA NELPYSLLSI FSWNPLLHAN EIVREGMFEG YHSLYLEPFY 
241:	PLAFSATLFL AGLIFHLICD TENH