Robust co-immunoprecipitation with mass spectrometry for Caenorhabditis elegans using solid-phase enhanced sample preparation

Autor: Gülkiz Baytek, Oliver Popp, Philipp Mertins, Baris Tursun
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BioTechniques, Vol 72, Iss 5, Pp 175-184 (2022)
Druh dokumentu: article
ISSN: 1940-9818
0736-6205
DOI: 10.2144/btn-2021-0074
Popis: Studying protein interactions in vivo can reveal key molecular mechanisms of biological processes. Co-immunoprecipitation with mass spectrometry detects protein–protein interactions with high throughput. The nematode Caenorhabditis elegans is a powerful genetic model organism for in vivo studies. Yet its rigid and complex tissues require optimization for biochemistry applications to ensure reproducibility. The authors optimized co-immunoprecipitation with mass spectrometry by combining a native co-immunoprecipitation procedure with single-pot, solid-phase enhanced sample preparation. The authors' results for the highly conserved chromatin regulator FACT subunits HMG-3 and HMG-4 demonstrated that single-pot, solid-phase enhanced sample preparation-integrated co-immunoprecipitation with mass spectrometry procedures for C. elegans samples are highly robust. Moreover, in an accompanying study about the chromodomain factor MRG-1 (MRG15 in humans), the authors demonstrated remarkably high reproducibility for ten replicate experiments.
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