Difference between revisions of "PurC"

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|style="background:#ABCDEF;" align="center"|'''Function''' || purine biosynthesis
 
|style="background:#ABCDEF;" align="center"|'''Function''' || purine biosynthesis
 
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Metabolic function and regulation of this protein in [[SubtiPathways|''Subti''Pathways]]: <br/>[http://subtiwiki.uni-goettingen.de/pathways/stress_response.html Stress]'''
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Metabolic function and regulation of this protein in [[SubtiPathways|''Subti''Pathways]]: <br/>[http://subtiwiki.uni-goettingen.de/pathways/gene_regulation_nucleotides.html Nucleotides (regulation)], [http://subtiwiki.uni-goettingen.de/pathways/stress_response.html Stress]'''
 
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|-
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 27 kDa, 4.875   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 27 kDa, 4.875   

Revision as of 11:31, 18 June 2009

  • Description: phosphoribosylaminoimidazole succinocarboxamide synthase

Gene name purC
Synonyms
Essential no
Product phosphoribosylaminoimidazole
succinocarboxamide synthase
Function purine biosynthesis
Metabolic function and regulation of this protein in SubtiPathways:
Nucleotides (regulation), Stress
MW, pI 27 kDa, 4.875
Gene length, protein length 723 bp, 241 aa
Immediate neighbours purB, purS
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
PurC context.gif
This image was kindly provided by SubtiList





The gene

Basic information

  • Locus tag: BSU06450

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + L-aspartate = ADP + phosphate + (S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido)succinate (according to Swiss-Prot)
  • Protein family: SAICAR synthetase 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:
  • KEGG entry: [3]

Additional information

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
  • Additional information: the mRNA is very stable (half-life > 15 min) PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References