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treP [Tue Dec 13 2016 11:16:31 GMT+0100 (CET)]
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treP [Tue Dec 13 2016 11:16:31 GMT+0100 (CET)]

trehalose-specific phosphotransferase system, EIIBC component of the PTS
locus
BSU07800
pI
8.56
mw
49.00 kDa
function
trehalose uptake and phosphorylation
product
trehalose-specific phosphotransferase system, EIIBC component
essential
no
ec
2.7.1.69
synonyms
treB

Genomic Context

      

categories

  • [category|SW 1|Cellular processes] → [category|SW 1.2|Transporters] → [category|SW 1.2.2|Phosphotransferase system] → [category|SW 1.2.2.2|Sugar specific PTS proteins]
  • [category|SW 2|Metabolism] → [category|SW 2.2|Carbon metabolism] → [category|SW 2.2.2|Utilization of specific carbon sources] → [category|SW 2.2.2.20|Utilization of trehalose]
  • [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]
  • [category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.3|Phosphorylation on a Cys residue]
  • [SW|Categories] containing this gene/protein

  • [SW|phosphotransferase systems], [SW|utilization of specific carbon sources], [SW|membrane proteins], [SW|phosphoproteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|CcpA regulon], [SW|PhoP regulon], [SW|TreR regulon]
  • Gene

    Coordinates on the chromosome (coding sequence)
    850,367 -> 851,779

    The protein

    Catalyzed reaction/ biological activity

  • Protein EIIB N(pi)-phospho-L-histidine/cysteine + sugar = protein EIIB + sugar phosphate (according to Swiss-Prot)
  • Protein family

  • [SW|PTS] permease, sucrose permease (Scr) family [Pubmed|10627040]
  • [SW|Localization]

  • cell membrane (according to Swiss-Prot)
  • Expression and Regulation

    Operon

  • ''[protein|search|treP]-[protein|search|treA]-[protein|search|treR]'' [Pubmed|8755887]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|8755887]
  • Regulation

  • induced by trehalose ([protein|search|TreR]) [Pubmed|8755887]
  • repressed by glucose ([protein|search|CcpA]) [Pubmed|18977770]
  • expressed under conditions of phosphate limitation ([protein|search|PhoP]) [Pubmed|21636651]
  • Regulatory mechanism

  • [protein|search|TreR]: transcription repression [Pubmed|8755887]
  • [protein|search|CcpA]: transcription repression [Pubmed|18977770]
  • [protein|search|PhoP]: transcription activation [Pubmed|21636651]
  • References

  • 8755887,9829827,18977770,8917076,21636651,10627040,22900538