Superficially wild-type. Insertion of GFP and FLAG tags directly before the stop codon of endogenous tab-1 locus. Verified by sequencing. Reference: Reilly MB, et al. Nature. 2020 Aug;584(7822):595-601. PMID: 32814896.

F31E8.3. External left primer: GCACAAGTTGTTGGGGAAGT. External right primer: TTCTTGTGCTTCATTCGTCG. Internal left primer: ATGAGAGGTCGAATTGTGCC. Internal right primer: CAAATTGAGAGCATTTGCCA. Internal WT amplicon: 1727 bp. Deletion size: 820 bp. Deletion left flank: ACTGAACATTACGAGACAATCAATTTCCAT. Deletion right flank: TGCAGCAGCAGCGTTTCCAATAGAACATAG. Attribution: This strain was provided by the C. elegans Reverse Genetics Core Facility at the University of British Columbia, which is part of the international C. elegans Gene Knockout Consortium, which should be acknowledged in any publications resulting from its use. Paper_evidence WBPaper00041807

F31E8.3. External left primer: GCACAAGTTGTTGGGGAAGT. External right primer: TTCTTGTGCTTCATTCGTCG. Internal left primer: ATGAGAGGTCGAATTGTGCC. Internal right primer: CAAATTGAGAGCATTTGCCA. Internal WT amplicon: 1727 bp. Deletion size: 310 bp. Deletion left flank: CTTCCGATGCCGTCTGAAGCTCCACCCATT. Deletion right flank: CAAAATTGAATTTAAATATAATTTTTCCGT. Attribution: This strain was provided by the C. elegans Reverse Genetics Core Facility at the University of British Columbia, which is part of the international C. elegans Gene Knockout Consortium, which should be acknowledged in any publications resulting from its use. Paper_evidence WBPaper00041807

F31E8.3. External left primer: GCACAAGTTGTTGGGGAAGT. External right primer: TTCTTGTGCTTCATTCGTCG. Internal left primer: ATGAGAGGTCGAATTGTGCC. Internal right primer: CAAATTGAGAGCATTTGCCA. Internal WT amplicon: 1727 bp. Deletion size: 464 bp. Deletion left flank: AAGTGGTTGTTTATTCTTTCATCAACCGCC. Deletion right flank: ATTGAATTTAAATATAATTTTTCCGTTTTT. Attribution: This strain was provided by the C. elegans Reverse Genetics Core Facility at the University of British Columbia, which is part of the international C. elegans Gene Knockout Consortium, which should be acknowledged in any publications resulting from its use. Paper_evidence WBPaper00041807

otIs549 [unc-25p::unc-25(partial)::mChopti::unc-54 3'UTR + pha-1(+)]. Reporter contains 1.8 kb upstream of the unc-25 start codon through exon 4. Derived from injection of pMG154; line 2-1. Reference: Gendrel M, et al. Elife. 2016 Oct 14;5.

F31E8.3, F31E8.5. Homozygous. Outer Left Sequence: GCACAAGTTGTTGGGGAAGT. Outer Right Sequence: TTTTTGTCTGGGGTTGGAAG. Inner Left Sequence: TCTTTCACGGGACCTTCATC. Inner Right Sequence: ATCGGAGAACACAAGTTGCC. Inner Primer PCR Length: 2481 bp. Deletion Size: 1702 bp. Deletion left flank: TAAAATATGTAAATTTGATCATCAAAAATT. Deletion right flank: TCAATCCTCCAACGGATTCACATGTCTTCT. Attribution: This strain was provided by the C. elegans Reverse Genetics Core Facility at the University of British Columbia, which is part of the international C. elegans Gene Knockout Consortium, which should be acknowledged in any publications resulting from its use. Paper_evidence WBPaper00041807

otIs549 [unc-25p::unc-25(partial)::mChopti::unc-54 3'UTR + pha-1(+)] X. otEx6747 [tab-1(fosmid)::SL2::YFP::H2B + rol-1(su1006)]. Pick Rollers to maintain otEx6747. Him. otIs549 reporter contains 1.8 kb upstream of the unc-25 start codon through exon 4. otIs549 was derived from injection of pMG154; line 2-1. otEx6747 reporter tag inserted into fosmid WRM0617bA03; line 5-4. Reference: Gendrel M, et al. Elife. 2016 Oct 14;5.

otIs549 [unc-25p::unc-25(partial)::mChopti::unc-54 3'UTR + pha-1(+)] X. otEx6804 [tab-1(+) + ttx-3::GFP]. Maintain otEx6804 by picking ttx-3::GFP. otEx6804 carries a PCR fragment containing the tab-1 locus; rescues gk753. otIs549 contains 1.8 kb upstream of the unc-25 start codon through exon 4; derived from injection of pMG154; line 2-1. Reference: Gendrel M, et al. Elife. 2016 Oct 14;5.

wgIs789 [tab-1::TY1::EGFP::3xFLAG + unc-119(+)]. TY1::EGFP::3xFLAG tag inserted in frame at C-terminus of coding sequence by recombineering. Expression of transgene confirmed by GFP. References: Sarov M, et al. Nat Methods (2006) 10:839-44. Zhong, M, et al. PLoS Genet (2010) 6(2):e1000848. Strain was constructed as part of the Regulatory Element Project, part of modENCODE (http://www.modencode.org).

ujIs113 [pie-1p::mCherry::H2B::pie-1 3'UTR + nhr-2p::mCherry::his-24::let-858 3’UTR + unc-119(+)] II. mNeonGreen knockin at N-terminus of tab-1 locus. Cellular protein expression pattern during embryogenesis (until bean stage) is available at http://dulab.genetics.ac.cn/TF-atlas. Reference: Ma X, Zhao Z, Xiao L, et al. Nat Methods. 2021;18(8):893-902. doi:10.1038/s41592-021-01216-1.