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sspA [Mon Sep 21 2015 16:47:31 GMT+0200 (CEST)]
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sspA [Mon Sep 21 2015 16:47:31 GMT+0200 (CEST)]

small acid-soluble spore protein (major alpha-type SASP)
Locus
BSU29570
Isoelectric point
4.00
Molecular weight
6.00 kDa
Function
protection of spore DNA
Product
small acid-soluble spore protein (major alpha-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
  • Groups of genes → Phosphoproteins → Phosphorylation on a Ser residue

    • Categories containing this gene/protein

  • sporulation proteins, phosphoproteins

    • This gene is a member of the following regulons

  • SigG regulon, SpoVT regulon

    • Gene

    Phenotypes of a mutant

  • a sspA mutant is sensitive to ionizing radiation PubMed

    • The protein

    Protein family

  • alpha/beta-type SASP family (according to Swiss-Prot)

    • Modification

  • phosphorylated on Ser-6, Ser-9-, Ser-47, and Ser-55 PubMed

    • Structure

  • 2BZ0 (82% identity, 89% similarity)

    • Expression and Regulation

    Operon

  • sspA PubMed

    • Sigma factor

  • SigG PubMed

    • Regulation

  • expressed late during sporulation in the forespore (SigG, SpoVT) PubMed

    • Regulatory mechanism

  • SpoVT: transcription activation PubMed

    • Biological materials

    Mutant

  • BP137 (sspA::cat) available in Fabian Commichau's lab
  • 1S109 (no resistance), available at BGSC
  • 1S111 (no resistance), PubMed, available at BGSC
  • 1S112 (no resistance), PubMed, available at BGSC
  • 1S113 (no resistance), PubMed, available at BGSC

    • References

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