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pchR [Mon Nov 07 2016 15:00:36 GMT+0100 (CET)]
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pchR [Mon Nov 07 2016 15:00:36 GMT+0100 (CET)]

unknown
locus
BSU35080
pI
8.00
mw
19.00 kDa
function
unknown
product
unknown
essential
no
synonyms
yzhA,yvmB

Genomic Context

      

categories

  • [category|SW 1|Cellular processes] → [category|SW 1.3|Homeostasis] → [category|SW 1.3.3|Acquisition of iron] → [category|SW 1.3.3.3|Acquisition of iron / Other]
  • [SW|Categories] containing this gene/protein

  • [SW|transcription factors and their control], [SW|acquisition of iron], [SW|iron metabolism]
  • This gene is a member of the following [SW|regulons]

  • [SW|CcpA regulon], [SW|PchR regulon]
  • Gene

    Coordinates on the chromosome (coding sequence)
    3,604,993 -> 3,605,502

    Phenotypes of a mutant

  • inactivation of ''[SW|yvmB]'' causes widespread disruption of proteins involved in cellular processes that depend on iron availability, with pleiotropic effects on proteins associated with carbon metabolism, translation, stress response, biosynthesis of cell wall, and sporulation initiation [Pubmed|27542896]
  • The protein

    Protein family

  • MarR family of transcriptional regulators [Pubmed|27542896]
  • Additional information

  • Proposed consensus sequence for DNA-binding site: GTTYMMYMGTAAAC [Pubmed|27542896]
  • Expression and Regulation

    Operon

  • ''[protein|search|pchR]-[protein|search|yvmA]'' [Pubmed|22383849]
  • Regulation

  • repressed by glucose (3.4-fold) ([protein|search|CcpA]) [Pubmed|12850135], subject to carbon catabolite repression (4-fold: [protein|search|CcpA]) [Pubmed|12850135]
  • induced by iron starvation [Pubmed|27542896]
  • Regulatory mechanism

  • [protein|search|CcpA]: transcription repression [Pubmed|12850135]
  • [protein|search|PchR] auto-repression [Pubmed|27542896]
  • Biological materials

    Mutant

  • BKE35080 ''pchR''::''erm trpC2'' is available from the Bacillus Genetic Stock Center
  • CS217 (''[protein|search|pchR]''::''aphA3'', available in [SW|Colin Harwood]'s and [SW|Jörg Stülke]'s labs) [Pubmed|27197833]
  • Labs working on this gene/protein

  • Sandrine Auger, Micalis Institute, INRA, AgroParisTech, France
  • References

  • 12850135,22383849,27542896,27197833