SubtiBank SubtiBank
sspE
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sspE

small acid-soluble spore protein (major gamma-type SASP)
Locus
BSU_08660
Isoelectric point
8.94
Molecular weight
9.13 kDa
Protein length
84 aa Sequence Blast
Gene length
255 bp Sequence Blast
Function
protection of spore DNA
Product
small acid-soluble spore protein (major gamma-type SASP)
Essential
no
Synonyms
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      
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Categories containing this gene/protein

  • Lifestyles → Sporulation → Sporulation proteins → Small acid-soluble spore proteins
  • Groups of genes → Phosphoproteins → Phosphorylation on an Arg residue

    • Gene

    Coordinates
    937,900 938,154

    The protein

    Protein family

  • gamma-type SASP family (single member, according to UniProt)

    • Modification

  • phosphorylated on Arg-16 PubMed

    • Expression and Regulation

    Operons

    Genes
    fabL-sspE
    Description
    PubMed

    Sigma factors

  • SigA: sigma factor, PubMed, in SigA regulon
  • SigG: sigma factor, PubMed, in SigG regulon

    • Regulatory mechanism

  • SpoVT: repression, in SpoVT regulon
  • YfhP: repression, in YfhP regulon

    • Regulation

  • repressed by casamino acids PubMed
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    Genes
    mutY-fabL-sspE
    Description
    PubMed

    Sigma factors

  • SigA: sigma factor, PubMed, in SigA regulon
  • SigG: sigma factor, PubMed, in SigG regulon

    • Regulatory mechanism

  • YfhP: repression, in YfhP regulon

    • Regulation

  • expression is constitutive throughout growth PubMed
    • view in new tab

    Additional information

  • the mRNA belongs to the 46 most abundant mRNA species in dormant spores PubMed

    • Biological materials

    Mutant

  • MGNA-C365 (sspE::erm), available at the NBRP B. subtilis, Japan
  • 1S112 (no resistance), PubMed, available at BGSC
  • 1S113 (no resistance), PubMed, available at BGSC
  • BKE08660 (sspE::erm trpC2) available at BGSC, PubMed, upstream reverse: _UP1_CATTGTTATCACCTCCACGG, downstream forward: _UP4_TAATCACTGAAACAGAAAAA
  • BKK08660 (sspE::kan trpC2) available at BGSC, PubMed, upstream reverse: _UP1_CATTGTTATCACCTCCACGG, downstream forward: _UP4_TAATCACTGAAACAGAAAAA

    • References

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