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sppA [2019-07-09 09:31:01]
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sppA [2019-07-09 09:31:01]

signal peptide peptidase required for efficient processing of pre-proteins, cleaves remnant signal peptides within the cellular membrane
locus
BSU29530
pI
7.31
mw
36.52 kDa
protein length
335 aa Sequence Blast
gene length
1008 bp Sequence Blast
function
protein secretion
product
signal peptide peptidase
essential
no
synonyms
yteI
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.13|Resistance against toxins/ antibiotics]
  • [category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.2|Cell envelope stress proteins (controlled by SigM, V, W, X, Y)]
  • [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

    • Gene

    Coordinates
    3,020,040 3,021,047

    Phenotypes of a mutant

  • more sensitive to nisin [Pubmed|23980836]

    • The protein

    Catalyzed reaction/ biological activity

  • serine protease that functions to cleave the remnant signal peptides left behind after [SW|protein secretion] and cleavage by signal peptidases

    • Protein family

  • peptidase S49 family (according to Swiss-Prot)

    • Structure

  • [PDB|3RST] [Pubmed|22472423]

    • [SW|Localization]

  • cell membrane [Pubmed|22472423]

    • Expression and Regulation

    Operons

    genes
    [gene|ACB7F015027A83C5D3457818A71B6F47192CEFBE|sppA]-[gene|618337D9BCD1586C5874746D1001DA3A2724E57C|sppI]
    description
    [Pubmed|9987136]

    sigma factors

  • [protein|3D974DD2967C7F8FD4E3C2AF42617B8AE9F0296D|SigW]: sigma factor, [Pubmed|9987136,12207695], in [regulon|3D974DD2967C7F8FD4E3C2AF42617B8AE9F0296D|SigW regulon]

    • regulation

  • induced in response to cell wall stress ([protein|search|SigW]) [Pubmed|12207695]

    • additional information

  • self-processes its own C-termini [PubMed|24228759]
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    Biological materials

    Mutant

  • MGNA-A005 (yteI::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/5 NBRP B. subtilis, Japan]
  • BKE29530 ([gene|ACB7F015027A83C5D3457818A71B6F47192CEFBE|sppA]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE29530 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTTTCTCCTCCTTTTT, downstream forward: _UP4_TATGCGAAGTAGGAGGGAAC
  • BKK29530 ([gene|ACB7F015027A83C5D3457818A71B6F47192CEFBE|sppA]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK29530 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTTTCTCCTCCTTTTT, downstream forward: _UP4_TATGCGAAGTAGGAGGGAAC

    • References

  • 9987136,12207695,22472423,23980836,24228759,24228759