GFP and 3xFlag tag inserted in endogenous mab-3 locus using the CRISPR SEC cassette (Dickinson 2015). sgRNA: ggtcaaaattatagatctt Insertion site: II: 9737290-9737291. Reference: Pereira L, et al. Elife. 2019 Jan 1;8. pii: e42078. doi: 10.7554/eLife.42078.