Difference between revisions of "HisC"

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(Expression and regulation)
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=Expression and regulation=
 
=Expression and regulation=
  
* '''Operon:'''  
+
* '''Operon:''' ''[[trpE]]-[[trpD]]-[[trpC]]-[[trpF]]-[[trpB]]-[[trpA]]-[[hisC]]-[[tyrA]]-[[aroE]]'' {{PubMed|3924737}}
  
* '''[[Sigma factor]]:'''  
+
* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|6436812}}
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
 +
** induction by tryptophan ([[MtrB| TRAP]]) {{PubMed|1551827}}
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
 +
** [[MtrB| TRAP]]: binding to the mRNA in the presence of tryptophan, this results in transcription termination {{PubMed|8419914}}
  
* '''Additional information:'''  
+
* '''Additional information:'''
  
 
=Biological materials =
 
=Biological materials =

Revision as of 19:37, 29 October 2009

  • Description: histidinol-phosphate aminotransferase / tyrosine and phenylalanine aminotransferase

Gene name hisC
Synonyms aroJ
Essential no
Product histidinol-phosphate aminotransferase /
tyrosine and phenylalanine aminotransferase
Function biosynthesis of aromatic amino acids
Metabolic function and regulation of this protein in SubtiPathways:
Phe, Tyr, Trp, His
MW, pI 39 kDa, 5.005
Gene length, protein length 1080 bp, 360 aa
Immediate neighbours tyrA, trpA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
HisC context.gif







The gene

Basic information

  • Locus tag: BSU22620

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-histidinol phosphate + 2-oxoglutarate = 3-(imidazol-4-yl)-2-oxopropyl phosphate + L-glutamate (according to Swiss-Prot)
  • Protein family: bacterial solute-binding protein 3 family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulatory mechanism:
    • TRAP: binding to the mRNA in the presence of tryptophan, this results in transcription termination PubMed
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

D A Weigent, E W Nester
Regulation of histidinol phosphate aminotransferase synthesis by tryptophan in Bacillus subtilis.
J Bacteriol: 1976, 128(1);202-11
[PubMed:824269] [WorldCat.org] [DOI] (P p)

E W Nester, A L Montoya
An enzyme common to histidine and aromatic amino acid biosynthesis in Bacillus subtilis.
J Bacteriol: 1976, 126(2);699-705
[PubMed:4431] [WorldCat.org] [DOI] (P p)