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glpK [Mon Aug 31 2015 13:53:20 GMT+0200 (CEST)]
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glpK [Mon Aug 31 2015 13:53:20 GMT+0200 (CEST)]

glycerol kinase
locus
BSU09290
pI
4.99
mw
54.00 kDa
function
glycerol utilization
product
glycerol kinase
essential
no
ec
2.7.1.30
synonyms

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.2|Carbon metabolism] → [category|SW 2.2.2|Utilization of specific carbon sources] → [category|SW 2.2.2.3|Utilization of glycerol/ glycerol-3-phosphate]
  • [category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.4|Phosphorylation on a His residue]
  • [SW|Categories] containing this gene/protein

  • [SW|utilization of specific carbon sources], [SW|phosphoproteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|AbrB regulon], [SW|CcpA regulon], [SW|GlpP regulon]
  • The protein

    Catalyzed reaction/ biological activity

  • ATP + glycerol = ADP + sn-glycerol 3-phosphate (according to Swiss-Prot)
  • Protein family

  • FGGY kinase family (according to Swiss-Prot)
  • Structure

  • [PDB|3H46] (from ''Enterococcus casseliflavus'', complex with glycerol) [Pubmed|19102629]
  • [SW|Interactions]

  • [protein|search|PtsH]-[protein|search|GlpK]
  • Expression and Regulation

    Operon

  • ''[protein|search|glpF]-[protein|search|glpK]'' [Pubmed|2127799]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|2127799]
  • Regulation

  • repressed by glucose (8-fold) ([protein|search|CcpA]) [Pubmed|12850135]
  • induction by glycerol ([protein|search|GlpP]) [Pubmed|8436953]
  • Regulatory mechanism

  • [protein|search|CcpA]: transcription repression [Pubmed|12850135]
  • [protein|search|GlpP]-dependent [SW|RNA switch] (transcriptional antitermination) [Pubmed|8436953]
  • [protein|search|AbrB]: transcription activation [Pubmed|20817675]
  • Biological materials

    Mutant

  • BKE09290 (''glpK''::''ermC'') (available at the [http://www.bgsc.org/ BGSC] and in [SW|Jörg Stülke]'s lab)
  • GP1865 (''glpK''::''ermC'') (available in [SW|Jörg Stülke]'s lab)
  • Labs working on this gene/protein

  • [SW|Josef Deutscher], Paris-Grignon, France
  • References

  • 1335945,9162046,11929549,7773413,19102629,20817675