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3.A.1.19.1
Thiamin, thiamin monophosphate and thiamin pyrophosphate porter. The 2.25 Å structure of ThiB (TbpA) has been solved (Soriano et al., 2008).

Accession Number:P31548
Protein Name:ThiQ aka YabJ aka B0066
Length:232
Molecular Weight:24999.00
Species:Escherichia coli [83333]
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Peripheral membrane protein2
Substrate thiamine(1+), thiamine(1+) monophosphate, thiamine(1+) diphosphate

Cross database links:

RefSeq: AP_000730.1    NP_414608.1   
Entrez Gene ID: 944785   
Pfam: PF00005   
BioCyc: EcoCyc:SFUC-MONOMER    ECOL168927:B0066-MONOMER   
KEGG: ecj:JW0065    eco:b0066   

Gene Ontology

GO:0009276 C:Gram-negative-bacterium-type cell wall
GO:0005886 C:plasma membrane
GO:0005524 F:ATP binding
GO:0048502 F:thiamin-transporting ATPase activity
GO:0015888 P:thiamin transport

References (5)

[1] “Systematic sequencing of the Escherichia coli genome: analysis of the 0-2.4 min region.”  Yura T.et.al.   1630901
[2] “The complete genome sequence of Escherichia coli K-12.”  Blattner F.R.et.al.   9278503
[3] “Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110.”  Hayashi K.et.al.   16738553
[4] “Rates of DNA sequence evolution in experimental populations of Escherichia coli during 20,000 generations.”  Lenski R.E.et.al.   12664169
[5] “Thiamine transport in Escherichia coli: the mechanism of inhibition by the sulfhydryl-specific modifier N-ethylmaleimide.”  Hollenbach A.D.et.al.   12175925

External Searches:

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MLKLTDITWL YHHLPMRFSL TVERGEQVAI LGPSGAGKST LLNLIAGFLT PASGSLTIDG 
61:	VDHTTMPPSR RPVSMLFQEN NLFSHLTVAQ NIGLGLNPGL KLNAVQQGKM HAIARQMGID 
121:	NLMARLPGEL SGGQRQRVAL ARCLVREQPI LLLDEPFSAL DPALRQEMLT LVSTSCQQQK 
181:	MTLLMVSHSV EDAARIATRS VVVADGRIAW QGMTNELLSG KASASALLGI TG