AroA

From SubtiWiki
Revision as of 13:32, 17 April 2014 by 134.76.70.252 (talk)
Jump to: navigation, search
  • Description: 3-deoxy-D-arabino-heptulosonate 7-phosphate synthase / chorismate mutase-isozyme 3

Gene name aroA
Synonyms aroG
Essential no
Product 3-deoxy-D-arabino-heptulosonate 7-phosphate synthase /

chorismate mutase-isozyme 3

Function biosynthesis of aromatic amino acids
Gene expression levels in SubtiExpress: aroA
Metabolic function and regulation of this protein in SubtiPathways:
aroA
MW, pI 39 kDa, 5.341
Gene length, protein length 1074 bp, 358 aa
Immediate neighbours ccpA, ytxJ
Sequences Protein DNA DNA_with_flanks
Genetic context
AroA context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
AroA expression.png















Categories containing this gene/protein

biosynthesis/ acquisition of amino acids, phosphoproteins, most abundant proteins

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU29750

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Phosphoenolpyruvate + D-erythrose 4-phosphate + H2O = 3-deoxy-D-arabino-hept-2-ulosonate 7-phosphate + phosphate (according to Swiss-Prot)
  • Protein family: class-I DAHP synthetase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
    • phosphorylation on Ser-2 PubMed
    • phosphorylation on Thr-4 PubMed
    • phosphorylated on Arg-45 and Arg-301 PubMed
    • Cys126 is S-bacillithiolated by NaOCl stress in B. subtilis and other Bacillus species PubMed


  • Effectors of protein activity: subject to feedback inhibition PubMed

Database entries

  • Structure: 1VR6 (from Thermotoga maritima, 51% identity, 68% similarity)
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
  • Additional information:
    • subject to feedback inhibition PubMed
    • belongs to the 100 most abundant proteins PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 20630 PubMed
    • number of protein molecules per cell (complex medium with amino acids, without glucose): 13334 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, early stationary phase after glucose exhaustion): 9514 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, late stationary phase after glucose exhaustion): 9162 PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References