PnpA

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  • Description: polynucleotide phosphorylase

Gene name pnpA
Synonyms comR
Essential
Product polynucleotide phosphorylase (PNPase) (EC 2.7.7.8)
Function necessary for competence development
MW, pI 77 kDa, 4.89
Gene length, protein length 2115 bp, 705 aa
Immediate neighbours
Gene sequence (+200bp) Protein sequence
Genetic context
PnpA 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:
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization:

Database entries

  • Structure:
  • Swiss prot entry:
  • KEGG entry:
  • E.C. number:

Additional information

required for the expression of late competence genes comG and comK, requirement bypassed by a mecA disruption; may be necessary for modification of the srfA transcript (stabilization or translation activation)

Expression and regulation

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

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