Difference between revisions of "PtsI"

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(Basic information/ Evolution)
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* '''Description:''' General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS).Enzyme I transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (HPr)  <br/><br/>
  
 
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Revision as of 15:16, 5 January 2009

  • Description: General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS).Enzyme I transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (HPr)

Gene name ptsI
Synonyms
Essential no
Product phosphotransferase system (PTS) enzyme I
Function transfers phosphate from PEP to HPr
MW, pI 62,9 kDa, 4.59
Gene length, protein length 1710 bp, 570 amino acids
Immediate neighbours pstH, splA
Gene sequence (+200bp) Protein sequence
Genetic context
File:GenE context.gif












The gene

Basic information

  • Coordinates:

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Phosphoenolpyruvate + protein L-histidine = pyruvate + protein N(pi)-phospho-L-histidine
  • Protein family: PEP-utilizing enzyme family
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
    • HPr binding site (N-Terminal Domain)
    • pyruvate binding site (C-Terminal Domain)
    • pyrophosphate/phosphate carrier histidine (central Domain)
  • Modification:
  • Cofactor(s): Magnesium
  • Effectors of protein activity:
  • Interactions:
  • Localization: Cytoplasm

Database entries

  • Structure:
  • Swiss prot entry: [3]
  • KEGG entry: [4]
  • E.C. number: [5]

Additional information

Expression and regulation

  • Operon:
  • Sigma factor:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

Labs working on this gene/protein

Your additional remarks

References

  1. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed