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mreBH [Tue Dec 08 2015 18:58:23 GMT+0100 (CET)]
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mreBH [Tue Dec 08 2015 18:58:23 GMT+0100 (CET)]

cell shape-determining protein, forms filaments, the polymers control/restrict the mobility of the cell wall elongation enzyme complex, required for LytE activity
locus
BSU14470
pI
5.00
mw
35.00 kDa
function
cell shape determation
product
cell shape-determining protein
essential
no
synonyms

Genomic Context

      

categories

  • [category|SW 1|Cellular processes] → [category|SW 1.1|Cell envelope and cell division] → [category|SW 1.1.2|Cell shape]
  • [category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.4|Heat shock proteins]
  • [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]
  • [SW|Categories] containing this gene/protein

  • [SW|cell shape], [SW|heat shock proteins], [SW|membrane proteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|SigI regulon], [SW|WalR regulon]
  • Gene

    Coordinates on the chromosome (coding sequence)
    1,516,574 -> 1,517,581

    The protein

    Catalyzed reaction/ biological activity

  • forms ring-shaped filaments in a heterologous system [Pubmed|21091501]
  • required for the activity of [protein|search|LytE] [Pubmed|23869552,16950129]
  • Protein family

  • ftsA/mreB family (according to Swiss-Prot)
  • Paralogous protein(s)

  • [protein|search|MreB], [protein|search|Mbl]
  • [SW|Localization]

  • during logarithmic growth, [SW|MreBH] forms discrete patches thst move processively along peripheral tracks perpendicular to the cell axis [Pubmed|21636744]
  • forms transverse bands as cells enter the stationary phase [Pubmed|21636744]
  • close to the inner surface of the cytoplasmic membrane [Pubmed|16950129]
  • reports on helical structures formed by MreBH [Pubmed|16950129,20566861] seem to be misinterpretation of data [Pubmed|21636744]
  • normal localization depends on the presence of glucolipids, [protein|search|MreB] forms irregular clusters in an ''[protein|search|ugtP]'' mutant [Pubmed|22362028]
  • [SW|Interactions]

  • part of the [SW|cell wall biosynthetic complex] [Pubmed|21636744,21636745]
  • [SW|MreBH]-[protein|search|LytE] [Pubmed|16950129]
  • [SW|MreBH]-[protein|search|Mbl] [Pubmed|21636744]
  • [protein|search|MreB]-[SW|MreBH] [Pubmed|17064365]
  • [protein|search|RodZ]-[SW|MreBH] [Pubmed|23879732]
  • Expression and Regulation

    [SW|Sigma factor]

  • [protein|search|SigI] [Pubmed|18156261]
  • Regulation

  • expression is increased in an ''[protein|search|ugtP]'' mutant [Pubmed|22362028]
  • induced at high temperature ([protein|search|SigI], [protein|search|WalR]) [Pubmed|24125693,18156261]
  • Regulatory mechanism

  • [protein|search|WalR]: transcription activation [Pubmed|24125693]
  • References

    Localization

  • 17064365,20566861,21636744,21636745,22362028
  • Other original publications

  • 16950129,19643765,16950129,18156261,19659933,21091501,22069484,23879732,23869552,24125693