Journal: Journal of Molecular Biology
Article Title: Binding adaptation of GS-441524 diversifies macro domains and downregulate SARS-CoV-2 de-MARylation capacity
doi: 10.1016/j.jmb.2022.167720
Figure Lengend Snippet: (a) De-MARylation activity of SARS-CoV-1, MERS-CoV and SARS-CoV-2 F360N MDs tested by immunoblotting (WB). MDs were incubated with MARylated GST-hPARP10 CD at molar ratio 1:1 in absence and presence of each depicted compound and excess. Samples were obtained at the indicated times. Coomassie Blue (CB) stain was used for the total protein amount verification. These experiments were performed in triplicates. (b) Quantification results for the experiments from panel (a) for SARS-CoV-1 (left), MERS-CoV (middle) and SARS-CoV-2 F360N mutant (right) MDs. For this procedure the bands from each experiment were quantified by Image Lab software. Plots and rate quantification were obtained by Origin2019b after summarizing the results from each independent experiment for the tested compounds.
Article Snippet: The codon optimized cDNA sequence coding the catalytic domain hPARP10 (hPARP10 CD) residues 806-1025 (GenBank entry BC014229.2) was obtained from GenScript, (Piscataway, NJ) into a pGEX-4T-1 vector providing an N-terminal GST-fusion tag.
Techniques: Activity Assay, Western Blot, Incubation, Staining, Mutagenesis, Software