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trpD [Tue Oct 13 2015 14:44:34 GMT+0200 (CEST)]
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trpD [Tue Oct 13 2015 14:44:34 GMT+0200 (CEST)]

anthranilate phosphoribosyltransferase
locus
BSU22670
pI
4.00
mw
35.00 kDa
function
biosynthesis of tryptophan
product
anthranilate phosphoribosyltransferase
essential
no
ec
2.4.2.18
synonyms

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.3|Amino acid/ nitrogen metabolism] → [category|SW 2.3.1|Biosynthesis/ acquisition of amino acids] → [category|SW 2.3.1.13|Biosynthesis/ acquisition of aromatic amino acids]
  • [SW|Categories] containing this gene/protein

  • [SW|biosynthesis/ acquisition of amino acids]
  • This gene is a member of the following [SW|regulons]

  • [SW|TRAP regulon]
  • The protein

    Catalyzed reaction/ biological activity

  • N-(5-phospho-D-ribosyl)-anthranilate diphosphate = anthranilate 5-phospho-alpha-D-ribose 1-diphosphate (according to Swiss-Prot)
  • Protein family

  • 2-oxoacid dehydrogenase family (according to Swiss-Prot)
  • Expression and Regulation

    Operon

  • ''[protein|search|aroF]-[protein|search|aroB]-[protein|search|aroH]-[protein|search|trpE]-[protein|search|trpD]-[protein|search|trpC]-[protein|search|trpF]-[protein|search|trpB]-[protein|search|trpA]-[protein|search|hisC]-[protein|search|tyrA]-[protein|search|aroE]'' (according to [http://dbtbs.hgc.jp/COG/prom/trpEDCFBA-hisC-tyrA-aroE.html DBTBS])
  • ''[protein|search|trpE]-[protein|search|trpD]-[protein|search|trpC]-[protein|search|trpF]-[protein|search|trpB]-[protein|search|trpA]-[protein|search|hisC]-[protein|search|tyrA]-[protein|search|aroE]'' [Pubmed|3924737]
  • [SW|Sigma factor]

  • ''[protein|search|trpE]'': [protein|search|SigA] [Pubmed|6436812]
  • Regulation

  • not expressed if tryptophan is available ([MtrB|search|TRAP]) [Pubmed|1551827]
  • Regulatory mechanism

  • [MtrB|search|TRAP]: binding to the mRNA in the presence of tryptophan, this results in transcription termination [Pubmed|8419914]
  • References

  • 14976255,3924737,6436812,2422155,8419914,1551827,21815947