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1.B.18.2.1
OMA protein component of an ABC-type Vi polysaccharide antigen export system, VexA (functions with VexBCD, 3.A.1.101.2) (Hashimoto et al., 1993)

Accession Number:Q04976
Protein Name:Vi polysaccharide export protein vexA/tviF aka vexA
Length:355
Molecular Weight:38901.00
Species:Salmonella typhi [90370]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Cell outer membrane1 / Multi-pass membrane protein2
Substrate polysaccharide

Cross database links:

RefSeq: NP_458734.1    NP_807941.1   
Entrez Gene ID: 1068167    1250856   
Pfam: PF02563   
BioCyc: SENT209261:T4348-MONOMER    SENT220341:STY4655-MONOMER   
KEGG: stt:t4348    sty:STY4655   

Gene Ontology

GO:0009279 C:cell outer membrane
GO:0005886 C:plasma membrane
GO:0046930 C:pore complex
GO:0015159 F:polysaccharide transmembrane transporter ac...
GO:0006811 P:ion transport
GO:0015774 P:polysaccharide transport

References (4)

[1] “Complete nucleotide sequence and molecular characterization of ViaB region encoding Vi antigen in Salmonella typhi.”  Hashimoto Y.et.al.   8331073
[2] “Identification of six open reading frames in the Salmonella enterica subsp. enterica ser. Typhi viaB locus involved in Vi antigen production.”  Waxin H.et.al.   8248629
[3] “Complete genome sequence of a multiple drug resistant Salmonella enterica serovar Typhi CT18.”  Parkhill J.et.al.   11677608
[4] “Comparative genomics of Salmonella enterica serovar Typhi strains Ty2 and CT18.”  Deng W.et.al.   12644504

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence
1:	MKKIIILLTT FFLLSGCTIP RAVFKSSLIN QDDPRYNLVE VTPTLKLSAP DTVPKTIVDP 
61:	VFAANNWHWT SLAKGDVLHI TILSSGGAGY LSNNASGDRA DFENILVTDS NTVQVPYAGT 
121:	IPVSGLDVTQ LADEIKKRLS RVVLNPQVIV TLTARTGAMV TVEGSGKTGR YPLEQSMNRL 
181:	SHLLATAVAV ENTSTDMMEV HVTRQQHYFT ARLSDIYQYP GLDIALQPDD RITLRQVTEY 
241:	VNVLGAAGVQ GKHALVQRHS SVVDALALAK GLNDNLADPQ AIFLYKHNEA EQAKQQMRKL 
301:	NIYHVDMSQP NSVFLAQAIR VDNGDVIYIS NASLTDFAKV KAAFDSFLTR GTNSF