Prs

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Gene name prs
Synonyms
Essential yes PubMed
Product phosphoribosylpyrophosphate synthetase
Function phosphoribosylpyrophosphate synthesis
(biosynthesis of histidine)
Gene expression levels in SubtiExpress: prs
Interactions involving this protein in SubtInteract: Prs
Metabolic function and regulation of this protein in SubtiPathways:
Purine synthesis, Nucleotides (regulation), His, Murein recycling
MW, pI 34 kDa, 5.895
Gene length, protein length 951 bp, 317 aa
Immediate neighbours gcaD, ctc
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
Prs context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
Prs expression.png




























Categories containing this gene/protein

biosynthesis/ acquisition of amino acids, essential genes, universally conserved proteins

This gene is a member of the following regulons

stringent response

The gene

Basic information

  • Locus tag: BSU00510

Phenotypes of a mutant

essential PubMed

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + D-ribose 5-phosphate = AMP + 5-phospho-alpha-D-ribose 1-diphosphate (according to Swiss-Prot)
  • Protein family: ribose-phosphate pyrophosphokinase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
    • subject to feedback inhibition by two end products of purine biosynthesis, adenosine 5'-diphosphate (ADP) and guanosine 5'-diphosphate (GDP) PubMed

Database entries

  • KEGG entry: [3]

Additional information

universally conserved protein

Expression and regulation

  • Regulation:
    • RelA dependent downregulation (Class I) during stringent response PubMed
  • Regulatory mechanism:
  • 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

Additional publications: PubMed