Difference between revisions of "PurQ"

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* '''Structure:'''
 
* '''Structure:'''
  
* '''Swiss prot entry:''' [http://www.uniprot.org/uniprot/P12041 P12041]
+
* '''UniProt:''' [http://www.uniprot.org/uniprot/P12041 P12041]
  
 
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU06470]
 
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU06470]

Revision as of 10:50, 20 July 2009

  • Description: phosphoribosylformylglycinamidine synthase

Gene name purQ
Synonyms
Essential no
Product phosphoribosylformylglycinamidine synthase
Function purine biosynthesis
Metabolic function and regulation of this protein in SubtiPathways:
Purine synthesis, Nucleotides (regulation)
MW, pI 24 kDa, 4.627
Gene length, protein length 681 bp, 227 aa
Immediate neighbours purS, purL
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
PurQ context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU06470

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + N(2)-formyl-N(1)-(5-phospho-D-ribosyl)glycinamide + L-glutamine + H2O = ADP + phosphate + 2-(formamido)-N(1)-(5-phospho-D-ribosyl)acetamidine + L-glutamate (according to Swiss-Prot)
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: cytoplasm (according to Swiss-Prot)

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation PubMed

Expression and regulation

  • Regulation:
    • repressed in the presence of purine nucleotides (PurR) PubMed
    • repressed in the presence of adenine or adenosine(PurR) PubMed
    • repressed in the presence of guanine(G-box) PubMed
    • expression activated by glucose (4.4 fold) PubMed
  • Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References