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Genetic Screen for Identification of Multicopy Suppressors in Schizosaccharomyces pombe
JoVE Journal
Biology
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JoVE Journal Biology
Genetic Screen for Identification of Multicopy Suppressors in Schizosaccharomyces pombe
DOI:

13:22 min

September 13, 2022

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Chapters

  • 00:04Introduction
  • 01:00Transforming cDNA Library into the QuerySchizosaccharomyces pombe Mutant Strain and Screening Multicopy Suppressors
  • 05:16Validating the Suppressors of the Phenotype Associated with the Query Mutant Strain
  • 07:41Isolation of the Plasmid from the Schizosaccharomyces pombeSuppressor Clones
  • 09:55Identification of the Gene Encoded by the Suppressor Clone
  • 10:48Results: Screening Multicopy Suppressor of ell1 Deletion-Associated Genotoxic Stress Sensitivity
  • 12:49Conclusion

Summary

Automatic Translation

This work describes a protocol for a multicopy suppressor genetic screen in Schizosaccharomyces pombe. This screen uses a genome-wide plasmid library to identify suppressor clone(s) of a loss-of-function phenotype associated with a query mutant strain. Novel genetic suppressors of the ell1 null mutant were identified using this screen.

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