mRuby3 FLP-on inserted at C-terminus of endogenous unc-17 locus. Part of SynaptoTagMe toolkit for examining cell-specific cholinergic transmission. See https://elifesciences.org/reviewed-preprints/108675 for sequencing information. Reference: Cuentas-Condori A, et al. bioRxiv 2025.08.18.670838; doi: https://doi.org/10.1101/2025.08.18.670838