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  • Description: CTP synthase (NH3, glutamine) <br/><br/>
Gene name pyrG
Synonyms ctrA
Essential yes PubMed
Product CTP synthase (NH3, glutamine)
Function pyrimidine biosynthesis
Metabolic function and regulation of this protein in SubtiPathways: <br/>Pyrimidines, Nucleotides (regulation)
MW, pI 59 kDa, 5.16
Gene length, protein length 1605 bp, 535 aa
Immediate neighbours ywjG, rpoE
Get the DNA and protein sequences <br/> (Barbe et al., 2009)
Genetic context <br/> PyrG context.gif
<div align="right"> <small>This image was kindly provided by SubtiList</small></div>


The gene

Basic information

  • Locus tag: BSU37150

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 + UTP + NH<sub>3</sub> = ADP + phosphate + CTP (according to Swiss-Prot)
  • Protein family: CTP synthase 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: 1VCM (from Thermus thermophilus, 52% identity, 70% similarity) PubMed
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulatory mechanism:
    • RNA switch: transcription (termination in the presence of cytidine nucleotides) 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


<pubmed>8206849,17302819,15252202,11544212,1709162,12426364,17158658,2457578 </pubmed>