SacT

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Gene name sacT
Synonyms ipa-47d
Essential no
Product transcriptional antiterminator
Function regulation of sucrose utilization
Gene expression levels in SubtiExpress: sacT
Interactions involving this protein in SubtInteract: SacT
Metabolic function and regulation of this protein in SubtiPathways:
Sugar catabolism, Stress
MW, pI 31 kDa, 5.587
Gene length, protein length 828 bp, 276 aa
Immediate neighbours ywcJ, ywcI
Sequences Protein DNA DNA_with_flanks
Genetic context
SacT context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
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Categories containing this gene/protein

utilization of specific carbon sources, transcription factors and their control, RNA binding regulators, phosphoproteins

This gene is a member of the following regulons

The SacT regulon: sacP-sacA-ywdA

The gene

Basic information

  • Locus tag: BSU38070

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: binding to the mRNA of the sacP-sacA operon, causes transcription antitermination (in presence of sucrose and absence of glucose)

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Sigma factor:
  • Regulation:
    • repressed by casamino acids PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant: GP429 (spc), available in Stülke lab
  • Expression vector:
    • for expression, purification of both PRDs in E. coli with N-terminal His-tag, in pWH844: pGP166, available in Stülke lab
    • for expression, purification of PRD-1 in E. coli with N-terminal His-tag, in pWH844: pGP426, available in Stülke lab
    • for expression, purification of PRD-2 in E. coli with N-terminal His-tag, in pWH844: pGP427, available in Stülke lab
    • for expression, purification of PRD-1 in E. coli with N-terminal His-tag and thrombin cleavage site, in pGP570: pGP439, available in Stülke lab
    • for expression, purification of PRD-2 in E. coli with N-terminal His-tag and thrombin cleavage site, in pGP570: pGP440, available in Stülke lab
    • for expression, purification of the RNA-binding domain in E. coli with N-terminal His-tag and thrombin cleavage site, in pGP570: pGP571, available in Stülke lab
    • for expression of the RNA-binding domain in B. subtilis, in pBQ200: pGP446, available in Stülke lab
    • for expression, purification of sacT-full length in B. subtilis with C-terminal Strep-tag, in pGP382: pGP1064, available in Stülke lab
    • for expression, purification of sacT-full length in B. subtilis with N-terminal Strep-tag, in pGP380: pGP1068, available in Stülke lab
  • lacZ fusion:
  • GFP fusion: GP1227 (spc, based on pGP1870), available in the Stülke lab
  • YFP fusion: GP1231 (spc, based on pGP1871), available in the Stülke lab
  • FLAG-tag construct: GP1223 (spc, based on pGP1331), available in the Stülke lab
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References