Optimization of a deep mutational scanning workflow to improve quantification of mutation effects on protein–protein interactions

Autor: Alexandra M Bendel, Kristjana Skendo, Dominique Klein, Kenji Shimada, Kotryna Kauneckaite-Griguole, Guillaume Diss
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMC Genomics, Vol 25, Iss 1, Pp 1-16 (2024)
Druh dokumentu: article
ISSN: 1471-2164
DOI: 10.1186/s12864-024-10524-7
Popis: Abstract Deep Mutational Scanning (DMS) assays are powerful tools to study sequence-function relationships by measuring the effects of thousands of sequence variants on protein function. During a DMS experiment, several technical artefacts might distort non-linearly the functional score obtained, potentially biasing the interpretation of the results. We therefore tested several technical parameters in the deepPCA workflow, a DMS assay for protein–protein interactions, in order to identify technical sources of non-linearities. We found that parameters common to many DMS assays such as amount of transformed DNA, timepoint of harvest and library composition can cause non-linearities in the data. Designing experiments in a way to minimize these non-linear effects will improve the quantification and interpretation of mutation effects.
Databáze: Directory of Open Access Journals
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