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mtlA [2017-8-11 16:0:3]
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mtlA [2017-8-11 16:0:3]

trigger enzyme: mannitol-specific phosphotransferase system, EIICB of the PTS
locus
BSU03981
pI
8.81
mw
50.00 kDa
protein length
478 aa Sequence Blast
gene length
1434 bp Sequence Blast
function
mannitol uptake and phosphorylation, control of MtlR activity
product
trigger enzyme: mannitol-specific phosphotransferase system, EIICB
essential
no
ec
2.7.1.69
synonyms

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 2.2.2.10|Utilization of mannitol]
  • [category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.2|Transcription factors and their control] → [category|SW 3.4.2.4|Control of PRD-type regulators]
  • [category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.3|Trigger enzyme] → [category|SW 3.4.3.1|Trigger enzymes of the PTS that control the activity of PRD-containing transcription factors]
  • [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]
  • [category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.5|Phosphorylation on a Ser residue]
  • Gene

    Coordinates
    449,724 → 451,160

    The protein

    Catalyzed reaction/ biological activity

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

  • [protein|14ED1AF5038F43F3B151FCBABE6CFC5A2DA3AA6E|PtsI] permease, fructose/ mannitol permease (Fru) family [Pubmed|10627040]
  • Modification

  • phosphorylation on Ser-559 [Pubmed|17218307]
  • Structure

  • [PDB|1A3A] (from ''Escherichia coli k12 mutant'', 42% identity, 66% similarity) [Pubmed|9551558]
  • [SW|Localization]

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

    Operons

    genes
    [gene|5291FEF41CA547223EDF9EBAFA38D3EE550ED3F3|mtlA]-[gene|EE4A4336E25F5DCAC89214F55CDE203AB47AA249|mtlF]-[gene|4D54898D405EA25A0C74B1F02A492143D49B7B07|mtlD]
    description
    [Pubmed|12897001]

    sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|22014119], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]
  • regulatory mechanism

  • [protein|1CEDC98C9EDD8F3DEA0AF4B2104DA1BF86E688C2|MtlR]: activation, [Pubmed|20444094], in [regulon|1CEDC98C9EDD8F3DEA0AF4B2104DA1BF86E688C2|MtlR regulon]
  • regulation

  • induced by mannitol ([protein|1CEDC98C9EDD8F3DEA0AF4B2104DA1BF86E688C2|MtlR]) [Pubmed|20444094]
  • additional information

  • An [SW|ncRNA|antisense RNA] is predicted for [gene|4D54898D405EA25A0C74B1F02A492143D49B7B07|mtlD] [PubMed|20525796]
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    Biological materials

    Mutant

  • MGNA-C018 (mtlA::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/2016 NBRP B. subtilis, Japan]
  • References

    Reviews

  • 23318733
  • Original publications

  • 12897001,20444094,10627040,17218307,23279188,22014119