yabR

168

similar to the C-terminal domain of E. coli polyribonucleotide phosphorylase and to four repeated domains at the N-terminus of E. coli ribosomal protein S1

Locus: BSU_00630

Molecular weight: 14.05 kDa

Isoelectric point: 10.34

Protein length: 128 aa

Gene length: 387 bp

Function: unknown

Product: unknown

Essential: no

Synonyms: yabR

Genomic Context

Hide small RNAsZoom:

List of homologs in different organisms, belongs to COG1098 (Galperin et al., 2021)

Gene

Coordinates: 69,626  70,012

Phenotypes of a mutant

• defective in Swarming motility PubMed

The protein

Protein family

• Peptidase U57 family (together with YabG) (according to UniProt)

Domains

• S1 domain (aa 4 ... 74) (according to the Interpro database)

Structure

• 2K4K (PDB) (YugI, 51% identity from aa 3 ... 91) PubMed
• P37560 (AlphaFold)

Paralogous protein(s)

• YugI, Array

Expression and Regulation

Operons

• Genes: yabM-yabN-rqcP-yabP-shfA-divIC-yabR

  Description: PubMed

  Regulation

  • expressed during sporulation (SigE) PubMed

  Sigma factors

  • SigM: sigma factor, PubMed, in sigM regulon
  • SigE: sigma factor, PubMed, in sigE regulon
  • SigW: sigma factor, PubMed, in sigW regulon
  • SigD: sigma factor, PubMed, in sigD regulon
  • SigX: sigma factor, PubMed, in sigX regulon

• Genes: yabP-shfA-divIC-yabR

  Description: PubMed

  Regulation

  • expressed during sporulation (SigE) PubMed

  Additional information

  • there are about 50,000 molecules of DivIC per cell PubMed

• Genes: divIC-yabR

  Description: PubMed

  Regulation

  • expressed during sporulation (SigE) PubMed and under stress conditions

  Additional information

  • there are about 50,000 molecules of DivIC per cell PubMed

Biological materials

Mutant

• GP3598 (ΔyabR::kan), available in Jörg Stülke's lab
• GP3309 (ΔyugI::tet) (ΔyabR::aphA3), available in Jörg Stülke's lab
• GP3314 (yabR-FLAG spec), available in Jörg Stülke's lab
• GP3315 (yabR-His spec), available in Jörg Stülke's lab
• MGNA-B919 (yabR::erm), available at the NBRP B. subtilis, Japan
• BKE00630 (yabR::erm  trpC2) available at BGSC,  PubMed, upstream reverse: _UP1_CATAAAAAAAGTGCTCCTCC,  downstream forward: _UP4_TAACTTGCTGCTTTCTATAA
• BKK00630 (yabR::kan  trpC2) available at BGSC,  PubMed, upstream reverse: _UP1_CATAAAAAAAGTGCTCCTCC,  downstream forward: _UP4_TAACTTGCTGCTTTCTATAA

Two-hybrid system

• B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Jörg Stülke's lab

LacZ fusion

• GP3327 (based on pAC5) available in Jörg Stülke's lab

References

Reviews

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Original Publications

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