PMID:4887874: Difference between revisions

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== Materials and Methods Used ==
== Materials and Methods Used ==
{{LitMaterials}}
*Parent Strain: NG545 (''trp-8'', Sm<sup>S</sup> Hfr)
*Strain: CA77B (''Δlac, trp-8'', Sm<sup>R</sup> F<sup>-</sup>)
*Strain: X103B (''Δlac pro, trp-8'', Sm<sup>R</sup> F<sup>-</sup>)
*Strain: M107 (''Δlac, su<sub>I</sub><sup>+</sup>'', Sm<sup>R</sup> F<sup>-</sup>)
*Strain: ΔLac<sub>W</sub> (''Δlac, his<sub>-</sub>'', Sm<sup>R</sup> F<sup>-</sup>)
*Strain: E29 (''lac<sup>+</sup> '', F'/''lac<sup>+</sup>'', threonine<sup>-</sup>, leucine<sup>-</sup>, B<sub>1</sub><sup>-</sup>, Sm<sup>R</sup>)
 
 
*Acetylase assay
*β-galactosidase assay


==Phenotype Annotations==
==Phenotype Annotations==

Revision as of 21:43, 15 December 2010

Citation

Grodzicker, T and Zipser, D (1968) A mutation which creates a new site for the re-initiation of polypeptide synthesis in the z gene of the lac operon of Escherichia coli.J. Mol. Biol. 38:305-14

Abstract

No abstract in PubMed

Links

PubMed

Keywords

Acyltransferases; Chromosome Mapping; Escherichia coli; Genes; Membrane Transport Proteins; Mutation; Operon

Main Points of the Paper

  • π, a new site of initiation of protein synthesis is described
    • operates efficiently to restore permease and acetylase activity to a high level

Materials and Methods Used

  • Parent Strain: NG545 (trp-8, SmS Hfr)
  • Strain: CA77B (Δlac, trp-8, SmR F-)
  • Strain: X103B (Δlac pro, trp-8, SmR F-)
  • Strain: M107 (Δlac, suI+, SmR F-)
  • Strain: ΔLacW (Δlac, his-, SmR F-)
  • Strain: E29 (lac+ , F'/lac+, threonine-, leucine-, B1-, SmR)


  • Acetylase assay
  • β-galactosidase assay

Phenotype Annotations

See Help:AnnotationTable for details on how to edit this table.

Species Taxon ID Strain Gene (if known) OMP Phenotype Details Evidence Notes


Notes

References

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