TrpD

• Description: anthranilate phosphoribosyltransferase
  
  

Gene name	trpD
Synonyms
Essential	no
Product	anthranilate phosphoribosyltransferase
Function	biosynthesis of tryptophan
Metabolic function and regulation of this protein in SubtiPathways: Phe, Tyr, Trp
MW, pI	35 kDa, 4.904
Gene length, protein length	1014 bp, 338 aa
Immediate neighbours	trpC, trpE
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU22670

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

biosynthesis/ acquisition of amino acids

The protein

Basic information/ Evolution

• 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)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: P03947

• KEGG entry: [3]

• E.C. number: 2.4.2.18

Expression and regulation

• Operon:
  • aroF-aroB-aroH-trpE-trpD-trpC-trpF-trpB-trpA-hisC-tyrA-aroE (according to DBTBS)
  • trpE-trpD-trpC-trpF-trpB-trpA-hisC-tyrA-aroE PubMed

• Sigma factor:
  • trpE: SigA PubMed

• Regulation:
  • induction by tryptophan ( TRAP) PubMed

• 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: