Semi-dominant. Temperature-sensitive embryonic lethal. Maintain at 15C. Reference: O'Rourke SM, et al. PLoS One. 2011 Mar 1;6(3):e16644.

Conditional, semi-dominant, maternal-effect, embryonic-lethal mutation. Once-cell stage mitotic embryos have short astral microtubules and a mispositioned mitotic spindle. Maintain at 15C.

Temperature sensitive embryonic lethal mutation with defects in centration and rotation of the centrosome pronuclear complex in the first cell division. Maintain at 15C.

Behaves as wild-type.

C36E8.5. Superficially wild type. 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

C36E8.5. Superficially wild type. 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

he314[pie-1p::GLO-ePDZ::mCherry::smu-1::tbb-2 3'UTR] II. e259[eft-3p::PH::eGFP::LOV::tbb-2 3'UTR]) IV. Superficially wild-type. CRISPR/Cas9 was used to create insertion alleles he314 and he259 insertions into N2 background at sites of known MosSCI insertions ttTi5605 and cxTi10816, respectively. ePDZ–LOV system transgenes allow use of blue light to control protein heterodimerization, in this case, membrane recruitment of ePDZ-tagged proteins of interest. Germline-optimized cytosolic ePDZ::mCherry-tagged SMU-1 (GLO-ePDZ::mCherry::SMU-1), and membrane-bound LOV2 domain fused to a pleckstrin-homology domain (PH::eGFP::LOV). GLO-ePDZ::mCherry is a germline-optimized variant coded to be less prone to silencing in the germline. Reference: Fielmich LE, et al. eLife 2018 Aug 15;7:e38198. doi: 10.7554/eLife.38198.

Pick GFP+, Egl to maintain. Segregates GFP- lin-41(xe8) homozygotes (die by vulval bursting as young adults), lin-41(xe8)/lin-41(bch28[eft-3p::gfp::h2b::tbb-2 3'UTR] xe70) heterozygotes (GFP+, Egl), and lin-41(bch28[eft-3p::gfp::h2b::tbb-2 3'UTR] xe70) (GFP+, Ste, Dpy). lin-41(xe8) is a deletion of let-7 binding sites in the lin-41 3'UTR. The balancer was derived from lin-41(bch28), a lin-41(0) allele in which an expression cassette that drives ubiquitous nuclear GFP from the eft-3 promoter has been inserted into the lin-41 coding sequence (Katic et al., G3 (2015) 5:1649-56). References: Katic et al., G3 (2015) 5:1649-56 for lin-41(bch28) starting allele for balancer generation. Aeschimann F, et al. (2019). A single let-7 target to coordinate transition to adulthood. Life Science Alliance 2, e201900335. for balanced line. Do not distribute this strain; other labs should request it directly from the CGC. This strain cannot be distributed to commercial organizations. This strain cannot be used for any commercial purpose or for work on human subjects.

oxSi487 [mex-5p::mCherry::H2B::tbb-2 3'UTR::gpd-2 operon::GFP::H2B::cye-1 3'UTR + unc-119(+)] II. MosSCI insertion into ttTi5605 site on Chr II. unc-119 rescue, bright nuclear GFP and nuclear mCherry fluorescence in germline.

Worms are slow growing, with reduced brood size and become sterile at elevated temperatures. met-2 and set-25 mutants co-segregate with ~ 20cM distance. Express GFP::H2B in germline and early embryos. Might still carry unc-119(ed3) in background. Reference: Zeller P, et al. Nat Genet. 2016 Nov;48(11):1385-1395. doi: 10.1038/ng.3672. PMID: 27668659.

Heterozygotes are WT and segregate WT, DpySteriles, and Uncs which give only dead eggs.

armEx196 [mex-5p::unc-130::GFP::tbb-2 3'UTR + Cbr-unc-119(+)]. Pick non-Unc to maintain. unc-119(ed3) was crossed into JU258, the niDf199IV deletion was confirmed by PCR, and these Unc worms were used for bombardment. JU258 worms lack specific 21U-RNAs normally present in N2 worms due to deletion of the niDF199 locus. Reference: Cecere G, et al. Mol Cell. 2012 Sep 14;47(5):734-45. Reference: Cecere G, et al. Mol Cell. 2012 Sep 14;47(5):734-45.

armSi1 [mex5p::unc-130::GFP::tbb-2 3'UTR + Cbr-unc-119(+)] II. GFP expression from transgene is observed in the germline. Reference: Cecere G, et al. Mol Cell. 2012 Sep 14;47(5):734-45.

vizSi20 [mex-5p::GFP::gsk-3 (K65A,E77A,D161A,D180A)::tbb-2 3’UTR + unc-119(+)] II. Superficially wild-type. vizSi20 was inserted into Chr II ttTi5605 using MosSci. GSK-3 cDNA was rendered kinase dead by replacing K65, E77, D161 and D180 to alanine. The transgene does not rescue gsk-3 sterility or embryonic lethality defects. Reference: Furuta T, et al. Development. 2018 May 14;145(10). pii: dev161042. doi: 10.1242/dev.161042.

vizSi32 [cdk-2p(intron)::GFP::tbb-2 3’ UTR + unc-119(+)] II. vizSi32 was inserted into ttTi5605 on Chr II using MosSci. Intron 1 of cdk-2 drives drives GFP expression in this transgene. Reference: Furuta T, et al. Development. 2018 May 14;145(10). pii: dev161042. doi: 10.1242/dev.161042.

vizSi34 [cdk-2p::GFP::tbb-2 3’ UTR + unc-119(+)] II. Superficially wild-type. vizSi34 was inserted into ttTi5605 on Chr II using MosSci. Predicted cdk-2 promoter (from WormBase) drives GFP expression. Reference: Furuta T, et al. Development. 2018 May 14;145(10). pii: dev161042. doi: 10.1242/dev.161042.

yanSi1 [eft-3p::dCAS9::VP64::tbb-2 3'UTR + Cbr-unc-119(+)] inserted into ttTi5605 (II:8.42 MB) in parental strain EG6699. Integration plasmid was generated via 3-way gateway reaction with pCFJ150 and plasmids containing eft-3 promoter (ID:1031@E02 promoterome), tbb-2 3'UTR (pCM1.36), and a full length dcas9::VP64 transgene cloned into pDONR201. Reference: Zullo JM, et al. Nature. 2019 Oct;574(7778):359-364. doi: 10.1038/s41586-019-1647-8. PMID: 31619788.

mjIs134 [mex-5p::GFP::(Gly)5Ala::his-58::tbb-2 3'UTR + Cbr-unc-119(+)] II. Germ granule defective. ~30% sterility, maintain by picking gravid adults with visible embryos. Nuclear GFP expression in the germline. Reference: Lev I, et al. Curr Biol. 2019 Sep 9;29(17):2880-2891.e4. PMID: 31378614

mjIs134 [mex-5p::GFP::(Gly)5Ala::his-58::tbb-2 3'UTR + Cbr-unc-119(+)] II. Maintain at 15C. Heritable RNAi deficient, Mortal germline (Mrt) at 25C. Expressing nuclear GFP in the germline. Reference: Lev I, et al. Curr Biol. 2019 Sep 9;29(17):2880-2891.e4. PMID: 31378614

mjIs134 [mex-5p::GFP::(Gly)5Ala::his-58::tbb-2 3'UTR + Cbr-unc-119(+)] II. Maintain at 15C. Heritable RNAi deficient, germ granule defective, high sterility. Expresses nuclear GFP in the germline. Reference: Lev I, et al. Curr Biol. 2019 Sep 9;29(17):2880-2891.e4. PMID: 31378614

mjIs134 [mex-5p::GFP::(Gly)5Ala::his-58::tbb-2 3'UTR + Cbr-unc-119(+)] II. N-terminal Auxin-Inducible Degron and HA tag inserted into the endogenous hrde-1 locus. gfp fluorescence in germline (mex-5::gfp). Control strain for BFF69; does not carry TIR1 transgene necessary for the degradation. hrde-1(pig6) crRNA sequence: CAUAAUUUUGUCGAGCAAGU. Reference: Toker IA, et al. Dev Cell. 2022 Feb 7;57(3):298-309.e9. PMID: 35134343.

mjIs134 [mex-5p::GFP::(Gly)5Ala::his-58::tbb-2 3'UTR + Cbr-unc-119(+)] II. ieSi38 [sun-1p::TIR1::mRuby::sun-1 3'UTR + Cbr-unc-119(+)] IV. N-terminal Auxin-Inducible Degron and HA tag inserted into the endogenous hrde-1 locus. Germline-expressed TIR1 and germline GFP. Allows for the degradation of hrde-1 and heritable RNAi deficiency in the presence of auxin. hrde-1(pig6) crRNA sequence: CAUAAUUUUGUCGAGCAAGU. Reference: Toker IA, et al. Dev Cell. 2022 Feb 7;57(3):298-309.e9. PMID: 35134343.

ojIs1 [pie-1p::GFP::tbb-2 + unc-119(+)]. qaIs3502 [pie-1p::YFP::lmn-1 + pie-1p::CFP::H2B + unc-119(+)]. Germline expression of YFP::lmn-1. CFP::HIS is silenced in qaIs3502. Homozygous lethal deletion chromosome balanced by bli-4- and GFP-marked translocation. Heterozygotes are WT with pharyngeal GFP signal, and segregate WT GFP, arrested hT2 aneuploids, and non-GFP sterile homozygotes (produce only dead embryos). Homozygous hT2[bli-4 let-? qIs48] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. Derived from strains XA3502 and XA3503. Reference: ima-2(ok256) is described in Askjaer et al., Mol Biol Cell. 2002 Dec;13(12):4355-70.

bqSi189 [lmn-1p::mCherry::his-58 + unc-119(+)] II. ojIs1 [pie-1p::GFP::tbb-2 + unc-119(+)]. Maintain at 25C to help prevent silencing of ojIs1. mel-28 heterozygotes are wild-type and segregate wild-type, DpySteriles, and Uncs which give only dead eggs. ojIs1 is likely integrated into LG V. bqSi189 is a single-copy MosSCI insertion into ttTi5605 derived from injection of pBN13. Derived from GE2622; this strain might still carry him-3(e1147) in the background. Reference: Gomez-Saldivar G, et al. PLoS Genet. 2016 Jun 24;12(6):e1006131.

muIs252 [eft-3p::wrmScarlet1-10::unc-54 3'UTR + Cbr-unc-119(+)] II. split-wrmScarlet11 inserted at the N-terminus of the endogenous tbb-2 locus; detectable in all somatic tissues where wrmScarlet1-10 is present. Figure 3B from Goudeau et al., Genetics 2021. Reference: Goudeau J, et al. Genetics. 2021 Apr; 217(4): iyab014. PMID: 33693628.

ltSi953 [mec-18p::vhhGFP4::ZIF-1::operon-linker::mKate2::tbb-2 3'UTR + Cbr-unc-119(+)] II. GFP tag inserted into the C-terminus of the endogenous gip-2 locus using CRISPR-Cas9 engineering. Tissue-specific expression of GFP nanobody::ZIF-1 fusion promotes ubiquitylation and subsequent degradation of GFP-tagged gip-2 protein in touch receptor neurons. Touch receptor neurons are red labeled with mKate2. Reference: Development. 2017 Jul 15;144(14):2694-2701. PMID: 28619826.

ltSi953 [mec-18p::vhhGFP4::ZIF-1::operon-linker::mKate2::tbb-2 3'UTR + Cbr-unc-119(+)] II. GFP tag inserted into the C-terminus of the endogenous dhc-1 locus using CRISPR-Cas9 engineering. Tissue-specific expression of GFP nanobody::ZIF-1 fusion promotes ubiquitylation and subsequent degradation of GFP-tagged dhc-1 protein in touch receptor neurons. Touch receptor neurons are red labeled with mKate2. Reference: Development. 2017 Jul 15;144(14):2694-2701. PMID: 28619826.

reSi7 [rgef-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Neuronal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in neuronal nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-104 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. Strain generated by crossing endogenously tagged unc-104::AID into DV3805. reSi7 is at -5.32 cM. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

reSi7 [rgef-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Neuronal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in neuronal nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-18 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. Strain generated by crossing endogenously tagged unc-104::AID into DV3805. reSi7 is at -5.32 cM. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

bmdSi15 [loxN + eef-1A.1p::GFP(1-10)::unc-54 3? UTR + let-858 terminator + myo-2p::mCherry::3xHA::tbb-2 3? UTR + loxP] I. bmdSi15 is a CRISPR-based integration into the ttTi4348 site (I:-5.32). Somatic expression of sfGFP(1-10) driven by the eft-3 promoter. CRISPR/Cas9-mediated recombination was used to insert eef-1a.1p::GFP into the standard MosSCI insertion site ttTi4348. Reference: Reference: Costa DS, et al. Development. 2023 May 1;150(9):dev201570. doi: 10.1242/dev.201570. PMID: 37039075.

reSi1 [col-10p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Hypodermal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in hypodermal nuclei.

reSi2 [col-10p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Hypodermal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in hypodermal nuclei.

reSi3 [unc-54p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Muscle-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in muscle nuclei.

reSi5 [ges-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Intestinal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in intestinal nuclei.

reSi7 [rgef-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Neuronal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in neuronal nuclei. NOTE: PCR detection of this insert using the published primers has been reported to be defective. Neuronal-specific expression of blue fluorescent protein is still observed and neuronal-specific depletion of AID-tagged proteins has been reported. As such, the construct is inferred to be functional but will need to be tracked in strain constructions via a different method.

reSi11 [unc-54p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Muscle-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in muscle nuclei.

reSi12 [ges-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Intestinal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in intestinal nuclei.

oxIs565 [dpy-30p::frt::mCherry::frt::GFP::H2B + Cbr-unc-119(+)] II. Ubiquitous mCherry expression. Green nuclei after FLP activity. Integration into ttTi5605 mosSCI site (II:0.77). oxTi80 [eft-3p::GFP::H2B::tbb-2 3'UTR + unc-18(+)] III. Nuclear, green fluorescence is broadly expressed (in most cells). Integration into chr. III: 21.21. oxSi199 [unc-57p::tdTomato + unc-119(+)] IV. Synaptic red fluorescence visible on fluorescence dissecting scope. Integration into cxTi10882 mosSCI site (IV:-0.05). Combined fluorescent balancer strain for LG II, LG III and LG IV.

oxTi417 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi302 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi420 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi419 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi414 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi418 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi421 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi416 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]. Broad, cytoplasmic red fluorescence. pCFJ660 inserted into unc-119(ed3) III (11X outcross) background. Please see www.wormbuilder.org for exact insertion site.

oxTi302 [eft-3p::mCherry::tbb-2 3'UTR + Cbr-unc-119(+)]; inserted in Chr. I: 10,166,145. oxTi75 [eft-3p::GFP::H2B::tbb-2 3'UTR + unc-18(+)] II; inserted in Chr. II: 5,448,544. oxTi411 [eft-3p::tdTomato::H2B::unc-54 3'UTR + Cbr-unc-119(+)] inserted in Chr. III: 6,076,837. Him. Somewhat sick at higher temperatures. Maintain at 20C or below. This mapping strain uses three dominant fluorescent insertions that can be distinguished when scoring segregation. Please see www.wormbuilder.org for additional strain information.

oxTi76 [eft-3p::GFP::H2B::tbb-2 3'UTR + unc-18(+)]; inserted in Chr. IV: 11,899,008. oxTi405 [eft-3p::tdTomato::H2B::unc-54 3'UTR + Cbr-unc-119(+)]; inserted in Chr. V: 15,838,568. oxTi421 [eft-3p::mCherry::tbb-2 3'UTR] inserted in Chr. X: 6,180,397. Him. Somewhat sick at higher temperatures. Maintain at 20C or below. This mapping strain uses three dominant fluorescent insertions that can be distinguished when scoring segregation. Please see www.wormbuilder.org for additional strain information.

oxSi259 [eft-3p::GFP + Cbr-unc-119(+)] I. Cytoplasmic, green fluorescence expressed broadly (most cells). Integration into ttTi4348 mosSCI site (I:-5.32). oxIs322 [myo-2p::mCherry::H2B + myo-3p::mCherry::H2B + ? + Cbr-unc-119(+)] III. Nuclear, red fluorescence in pharynx and body wall muscle. Complex integration into ttTi5605 mosSCI site (II:0.77). oxTi81 [eft-3p::GFP::H2B::tbb-2 3'UTR + unc-18(+)] V. Nuclear, green fluorescence is broadly expressed (in most cells). Integration into chr.V: 1.21. Combined fluorescent balancer strain for LG I, LG II and LG V.

oxIs322 [myo-2p::mCherry::H2B + myo-3p::mCherry::H2B + ? + Cbr-unc-119(+)] III. Nuclear, red fluorescence in pharynx and body wall muscle. Complex integration into ttTi5605 mosSCI site (II:0.77). oxSi199 [unc-57p::tdTomato + unc-119(+)] IV. Synaptic red fluorescence visible on fluorescence dissecting scope. Integration into cxTi10882 mosSCI site (IV:-0.05). oxTi81 [eft-3p::GFP::H2B::tbb-2 3'UTR + unc-18(+)] V. Nuclear, green fluorescence is broadly expressed (in most cells). Integration into chr.V: 1.21. Him. Combined fluorescent balancer strain for LG II, LG IV and LG V. Strain contains him-5(e1490) to generate males for crosses.