Difference between revisions of "PurK"

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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/gene_regulation_nucleotides.html Nucleotides (regulation)]'''
 
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|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 42 kDa, 5.124   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 42 kDa, 5.124   

Revision as of 11:32, 18 June 2009

  • Description: phosphoribosylaminoimidazole carboxylase (ATP-dependent)

Gene name purK
Synonyms
Essential no
Product phosphoribosylaminoimidazole carboxylase
(ATP-dependent)
Function purine biosynthesis
Metabolic function and regulation of this protein in SubtiPathways:
Nucleotides (regulation)
MW, pI 42 kDa, 5.124
Gene length, protein length 1137 bp, 379 aa
Immediate neighbours purE, purB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
PurK context.gif
This image was kindly provided by SubtiList




The gene

Basic information

  • Locus tag: BSU06430

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate = 5-amino-1-(5-phospho-D-ribosyl)imidazole + CO2 (according to Swiss-Prot)
  • Protein family: ATP-grasp domain (according to Swiss-Prot)
  • Paralogous protein(s): PurT

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:

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References