tonB:Quickview: Difference between revisions

From EcoliWiki
Jump to navigation Jump to search
update QV table
update QV table
Line 49: Line 49:
!align=left {{table_heading_style}} |Function from GO
!align=left {{table_heading_style}} |Function from GO
||
||
'''Biological Process'''
<GO_nr />
* GO:0015889 cobalamin transport ([http://www.geneontology.org/GO.evidence.shtml IGI])
 
|-
|-
!align=left {{table_heading_style}} |Knock-Out Phenotype
!align=left {{table_heading_style}} |Knock-Out Phenotype

Revision as of 19:27, 2 February 2010

{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;} h2 .editsection { display:none;}</css>

Quickview   Gene   Gene Product(s)   Expression   Evolution   On One Page    
References Suggestions

See Help:Quickview for help with entering information in the Quickview table.

Standard Name

tonB

Gene Synonym(s)

ECK1246, b1252, JW5195, T1rec, exbA[1]

Product Desc.

TonB protein; energy transducer; uptake of iron, cyanocobalimin; sensitivity to phages, colicins[2][3];

Component of TonB energy transducing system[3]; Outer Membrane Ferric Citrate Transport System[3]; Outer Membrane Ferrichrome Transport System[3]; Outer Membrane Ferric Enterobactin Transport System[3]; vitamin B12 outer membrane transport complex[3]; ferric dicitrate uptake system[3]; ferrichrome uptake system[3]; Ferric Enterobactin Transport System[3]; vitamin B12 transport system[3]

Uptake of chelated Fe(2+) and cyanocobalamin; works in conjunction with OM receptors; energy transducer; sensitivity to T1, phi80, and colicins; forms a complex with ExbB and ExbD[4]

Product Synonyms(s)

membrane spanning protein in TonB-ExbB-ExbD complex[1], B1252[2][1], ExbA[2][1], TonB[2][1]

Function from GO

<GO_nr />

Knock-Out Phenotype
Regulation/Expression

transcription unit(s): tonB[2], OP00228

Regulation/Activity
Quick Links

DNA display    Protein display    Pubmed(tonB)    Textpresso(tonB)

See Help:Quickview for help with entering information in the Quickview table.

Notes

[back to top]


Periplasmic TonB is anchored to the cytoplasmic membrane by a signal anchor and interacts with outer membrane proteins, thus TonB spans the periplasmic space. TonB contains 40 proline residues (17%).[4]



References

[back to top]


  1. ↑ 1.0 1.1 1.2 1.3 1.4 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. ↑ 2.0 2.1 2.2 2.3 2.4 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. ↑ 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. ↑ 4.0 4.1 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.