Search Strains

Egl. Slow growing. Lethal/sterile at 25C. Maintain at 15-20C.

otEx5093 [ham-3p::ham-3::GFP + elt-2::DsRed]. Strain can be maintained at 25C to increase frequency of array transmission. Pick GFP+ or DsRed+ to maintain. DsRed expression is difficult to detect at low magnification. otEx5093 rescues n1654; animals carrying the array are essentially wild-type. n1654 homozygotes without the array are Egl, slow growing, and lethal/sterile at 25C.

otIs356 [rab-3p(prom1)::2xNLS::TagRFP] V. otEx5894 [egl-3(fosmid)::SL2::NLS::YFP::H2B + pha-1(+)]. Maintain at 25C to select for array. Pan-neuronal nuclear YFP expression. Reference: Stefanakis N., Carrera I., Hobert O. Neuron. 2015 Aug 19;87(4):733-50.

otIs356 [rab-3p(prom1)::2xNLS::TagRFP] V. Pan-neuronal nuclear RFP expression. otEx5897 [egl-21(fosmid)::SL2::NLS::YFP::H2B + pha-1(+)]. Maintain at 25C to select for array. Pan-neuronal nuclear YFP expression. Reference: Stefanakis N., Carrera I., Hobert O. Neuron. 2015 Aug 19;87(4):733-50.

otIs825 [degl-1p::GFP + unc-122p::GFP]. Reference: Cros C & Hobert O. bioRxiv 2022.04.19.488792; doi: https://doi.org/10.1101/2022.04.19.488792.

Egl. See description of strain OH15262 for full description of otIs669 NeuroPAL (Neuronal Polychromatic Atlas of Landmarks) transgene (Yemini E, et al. Cell. 2021 Jan 7;184(1):272-288.e11. PMID: 33378642). Reference: Reilly MB, et al. Widespread employment of conserved C. elegans homeobox genes in neuronal identity specification. bioRxiv 2022.04.29.490095; doi: https://doi.org/10.1101/2022.04.29.490095

otEx1771[egl-15::GFP + dpy-7::RFP + rol-6(su1006)]. Maintain by picking Rollers.

oyIs14 [sra-6::GFP + lin-15(+)]. otEx1254 [egl-15p::egl-15(5B) genomic hybrid + ceh-22p::GFP + pBS]. otEx1254 rescues the lethal phenotype of egl-15(n1456).

oyIs14 [sra-6::GFP + lin-15(+)]. otEx1267 [pTB71=egl-15p::egl-15(5B) genomic hybrid + ceh-22p::GFP + pBS]. otEx1267 rescues the lethal phenotype of egl-15(n1456).

oyIs14 [sra-6::GFP + lin-15(+)]. otEx1270 [dpy-7p::egl-15(5A)cDNA + ceh-22p::GFP + pBS]. Maintain by picking worms with GFP expression in their pharynx.

vtIs1 [dat-1p::GFP + rol-6(su1006)] V. Rollers. Extra cells expressing dat-1::GFP. Whole genome sequenced strain.

otIs193 [cog-1p::lsy-6hp + rol-6(su1006)]; derived from otEx1450. syIs63 [cog-1::GFP + unc-119(+)]. Egl. Pvul.

wgIs171 [egl-38::TY1::EGFP::3xFLAG(92C12) + 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. Gerstein MB, et al. Science. 2010 Dec 24;330(6012):1775-87. Strain was constructed as part of the Regulatory Element Project, part of modENCODE (http://www.modencode.org)

wgIs177 [egl-27::TY1::EGFP::3xFLAG + unc-119(+)]. TY1::EGFP::3xFLAG tag inserted in frame at C-terminus of egl-27 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)

wgIs54 [egl-5::TY1::EGFP::3xFLAG + unc-119(+)]. TY1::EGFP::3xFLAG tag inserted in frame at C-terminus of egl-5 coding sequence of fosmid ID#WRM066cA09 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)

Type A Egl. Males abnormal-fused rays. See also WBPaper00002235.

Unc and Egl. Throws males.

ayIs2 [egl-15p::GFP + dpy-20(+)] IV. Adult midbody GFP pattern in 8 vm-1 type muscles (instead of 4 as in WT). mls-1(o) converts uterine to vulval muscles.

egl-23 cDNA(A383V) was knocked into the endogenous locus of flp-11 to express a potassium channel in RIS that causes moderate inactivation of RIS. Reference: Busack I & Bringmann H. PLOS Genetics 19(3): e1010665. https://doi.org/10.1371/journal.pgen.1010665.

egl-23 cDNA(L229N) was knocked into the endogenous locus of flp-11 to express a potassium channel in RIS that causes strong inactivation of RIS. Reference: Busack I & Bringmann H. PLOS Genetics 19(3): e1010665. https://doi.org/10.1371/journal.pgen.1010665.

mNeonGreen::3xFLAG::AID* tags inserted into endogenous egl-5 locus. No phenotypes have been observed. Reference: Smith JJ, et al. Cell Rep. 2024 Mar 26;43(3):113857. doi: 10.1016/j.celrep.2024.113857. PMID: 38421866.

SL2::GFP::H2B tag inserted at the C-terminus of the endogenous elg-3 locus by CRISPR. Allele generated by SUNY Biotech. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341

CRISPR/Cas9 engineered tagged endogenous locus.

Cre inserted into the endogenous egl-3 locus by CRISPR. Pan-neuronal expression of Cre. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Maintain at 25C.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Vul/Egl. ras loss-of-signal.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Dominant Vul allele, however, worms appear to be Egl and have multiple pseudovulvae (due to sup-7??).

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Non-Egl. Non-Scrawny. Class IV egl-15 mutation. Supresses the temperature-sensitive Clr phenotype.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Egl. Bags at high frequency. Semi-Clr.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. njEx38 [unc-54p::daf-2(+) + goa-1p::GFP + rol-6(su1006)]. Maintain by picking Rollers. Slight Egl.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Egl - moderate to severe bloating. 30% make bags of worms. Clr.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Egg laying defective. Moderate to severe bloating. >50% make bags of worms.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Egl: moderate to severe bloating. Clr-1 is ts. Homozygous viable and fertile, but slow-growing, transparent, and small (but not scrawny). Coiler Unc.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Unc - recessive kinker. Daf-c at 25C. Egl, Clumpy, Lon, low brood size. Dauers do not recover when moved to 15C in the presence of food. Daf-c, Lon, Clumpy, and fertility defects can be rescued maternally.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. njEx38 [unc-54p::daf-2(+) + goa-1p::GFP + rol-6(su1006)]. Rollers. Pick Rollers to maintain. unc-43 gain-of-function suppressed; not markedly small. Egl-d. Lethal @ 25C; short L1's do not survive. No GFP expression.

syIs36 [(pLB2) egl-30(+) + pBS + (pMH86) dpy-20(+)]. Integrated version of syEx126 (egl-30 over-expressing line). Easily reverted. Do not distribute this strain; other labs should request it from the CGC.

syEx178 [hsp16.1::egl-5 + (pMH86) dpy-20(+) + pBS]. Heat-shock egl-5. Do not distribute this strain; other labs should request it from the CGC.

Egl, Pvl, Cog (connection to gonad defective). Do not distribute this strain; other labs should request it from the CGC.

Pale, scrawny appearance, probably due to starvation. Hyperactive, backs frequently, egg laying constitutive, slow pharyngeal pumping. Probably null (based on sequence, S. Nurrish). Suppresses activated GOA-1 and partially suppresses egl-3(rf). Lethal in combination with eat-16(rf). Previously called sag-1. Do not distribute this strain; other labs should request it from the CGC.

syIs59 [egl-17::CFP + unc-119(+)] X. Expressed in vulC and vulD. Do not distribute this strain; other labs should request it from the CGC.

syEx468 [myo-3p::egl-19::GFP]. C-terminal GFP fusion. Pick GFP+ to maintain.

syIs90 [egl-17::yfp + unc-119(+)] III. Expressed in vulC and vulD. Do not distribute this strain; other labs should request it from the CGC.

Him.

Enhances vulval development in the presence of let-23(sa62gf) in hermaphrodites and males. Animals are Dpy. Hermaphrodites are Egl. Males have abnormal ray development. Do not distribute this strain; other labs should request it from the CGC.

syIs105 [egl-30::GFP + dpy-20(+)]. Translational fusion contains all of the presumptive 5'-transcriptional regulatory sequences, introns, and presumptive 3 regulatory sequences for egl-30, in addition to the coding sequences for GFP just 5' of the egl-30 initiating methionine. syIs105 was found to partially rescue egl-30(md186) with respect to egg laying, movement, pharyngeal pumping, and response to neurotransmitters in egg-laying assays.

Males mate better as heterozygotes.

Dominant Vul (>99% Egl). Do not distribute this strain; other labs should request it from the CGC.

Enhances vulval development in the presence of let-23(sa62gf) in hermaphrodites and males. Animals are Dpy. Hermaphrodites are Egl. Males have abnormal ray development. Do not distribute this strain; other labs should request it from the CGC.

Heterozygotes are Vul (97% Egl). Segregates dead eggs. sy99 homozygotes are lethal. Do not distribute this strain; other labs should request it from the CGC.

etIs1 [ric-19p::ric-19::GFP + rol-6(su1006). Egl. Low levels of ric19::GFP fusion protein expression driven by the ric-19 promoter in all neurons except for strong expression in the pharyngeal M2 neurons. Nearly 90% of worms have defects in the distal ends of the pharyngeal M2 neurons.