Search Strains

More Fields See WormTagDB for other published tagged loci.
Strain Species Genotype Add
OH16775 C. elegans cdh-5(ot1093) IV. Show Description
CRISPR/Cas9 engineered deletion of full cdh-5 locus.
OH17064 C. elegans daf-16(ot971[daf-16::GFP]) otDf2 I. Show Description
otDf2 is a 25,484 bp deletion of the insulin cluster from Chr I, removing ins-28, ZC334.13, ins-29, ins-25, ins-27, linc-124, ZC334.12, ZC334.17, ins-24, ins-30, and ins-26. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH17081 C. elegans otEx7716. Show Description
otEx7716 [gcy-8p::tagRFP + gcy-8p::GFP::cla-1 + inx-6p(2TAAT-deletion)::tagRFP]. Pick animals with inx-6p::tagRFP expression in the pharyngeal procorpus region to maintain. Presynaptic GFP::cla-1 reporter for AFD neurons with cytoplasmic AFDp::tagRFP in the background. Reference: Majeed M, et al. Elife. 2024 Jan 15:12:RP91775. doi: 10.7554/eLife.91775. PMID: 38224479.
OH17156 C. elegans cdh-5(ot1093) IV; him-5(e1490) V; dzIs89 X. Show Description
dzIs89 [inx-1p::BirA::nrx-1 + gcy-13p::AP::nlg-1 + gcy-13p::tagBFP + unc-122p::stretavadin::tagRFP] X. cdh-5(ot1093) is a CRISPR/Cas9 engineered deletion of full cdh-5 locus. Reference: Majeed M, et al. Sci Adv. 2025 Feb 21;11(8):eads2852. doi: 10.1126/sciadv.ads2852. PMID: 39983000.
OH17241-deleted C. elegans unc-86(ot1158) III. Show Description
unc-86(ot1158) is a CRISPR-engineered null allele removing the enrite unc-86 coding region. The repair ssODN is TCTGTCTCCTCCCAGCTTCAAGGTCCCCCTCTTTTACCTTGATTCTTTGATTAGTTTCGTTTTCGTGAAC, and the two sgRNAs are acaacatacaatgggctacc (start) caaggtccccctcttttcca (end). Reference: Cros C & Hobert O. bioRxiv 2022.04.19.488792; doi: https://doi.org/10.1101/2022.04.19.488792.
OH17513 C. elegans unc-86(ot1184) III; ric-4(syb2878[ric-4::T2A::3xNLS::GFP]) V. Show Description
Null allele of unc-86 generated by gRNAs targeted to the first and last exons, resulting in a 3202 bp deletion from -8 to +3194 relative to the start of the ORF. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341
OH17514 C. elegans ric-4(syb2878[ric-4::T2A::3xNLS::GFP]) V; ceh-14(ot1185) X. Show Description
Null allele of ceh-14 generated by gRNAs targeted to the first and last exons, resulting in a 4056 bp deletion from +40 to +4096 relative to the start of the ORF. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341
OH17515 C. elegans unc-30(ot1186) IV; ric-4(syb2878[ric-4::T2A::3xNLS::GFP]) V. Show Description
Null allele of unc-30 generated by gRNAs targeted to the first and last exons, resulting in a 5168 bp deletion from -37 to +5131 relative to the start of the ORF. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341
OH17582 C. elegans daf-16(ot853[daf-16::mNG::AID*]) I; otSi2 II; daf-2(e1370) III. Show Description
otSi2 [ges-1p::TIR1(F79G)::mRuby::unc-54 3'UTR + Cbr-unc-119(+) *ieSi61] II. Temperature-senstive daf(c): maintain at 15C. Intestine-specific TIR1 sequence in ieSi61 allele was edited to TIR1(F79G) using CRISPR/Cas9 to make it compatible with AID2. [TCC GTC GAG CTC AAG GGA AAG CCA CAC TTC] edited to [AGT GTC GAA TTG AAG GGA AAG CCA CAC GGA]. This strain can be used to deplete DAF-16 specifically from the intestine with the modified auxin 5-Ph-IAA. Constitutive dauer formation at 25 C due to daf-2(e1370). Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH17994 C. elegans cdh-4(ot1246) III. Show Description
CRISPR/Cas9 engineered deletion of full cdh-4 locus.
OH17995 C. elegans cdh-9(ot1247) X. Show Description
CRISPR/Cas9 engineered deletion of full cdh-9 locus.
OH18111 C. elegans ttx-1(syb1679[ttx-1::GFP]) ot1264) V. Show Description
ot1264 is a CRISPR deletion removing -10.8 kb to -1.8 kb before the first exon of ttx-1, made in the context of the ttx-1::GFP allele syb1679. Notably ttx-1 expression in RIB is lost, and RIB markers are off or dim. 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
OH18203 C. elegans ceh-44(ot1294[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1294 is a deletion removing intron 7 from the endogenously-tagged ceh-44 locus, which also removes the UNC-75 binding site. No pan-neuronal nuclear GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH18237 C.elegans lim-6(ot1312) X. Show Description
Full gene deletion of the lim-6 locus (-51 to +5144) by CRISPR. Please contact Oliver Hobert prior to publishing work using this strain.
OH18268 C. elegans ceh-44(ot1402[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1402 is a deletion removing the UNC-75 binding site within intron 7 of the endogenously-tagged ceh-44 locus. Reduced pan-neuronal nuclear CEH-44::GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH18320 C. elegans ins-18(ot1326) daf-16(ot971[daf-16::GFP]) I. Show Description
ot1326 is CRISPR-engineered 2,029 bp deletion removing the entire ins-18 coding region. Sequence after edit: AGCTCATTTTAATTTAACACAATGGTCCACCGACTACGTGGAAGATCTTCTTGCCTACTGTGCCCCAATT. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH18410 C. elegans cone-1(syb5437[GFP::cone-1]) ceh-44(ot1294[*ot1015[ceh-44::GFP]]) III. Show Description
GFP tag inserted at the N-terminus of the endogenous cone-1 locus by CRISPR. ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1294 is a deletion removing intron 7 from the endogenously-tagged ceh-44 locus, which also removes the UNC-75 binding site. Normally broad, punctate expression of GFP::CEH-44 is not present. Please contact Oliver Hobert prior to publishing work using this strain.
OH18462 C. elegans unc-75(ot1350) I; dpy-10(ot####) II; ceh-44(ot1015[ceh-44::GFP]) III. Show Description
ot1350 is a CRISPR-engineered deletion of unc-75 gene rendering all 3 RNA recognition motifs null on unc-75; reduces pan-neuronal nuclear GFP expression fluorescence. GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. Please contact Oliver Hobert prior to publishing work using this strain.
OH18463 C. elegans unc-75(ot1351) I; ceh-44(ot1015[ceh-44::GFP]) III. Show Description
ot1351 is a CRISPR-engineered deletion of unc-75 gene rendering all 3 RNA recognition motifs null on unc-75; reduces pan-neuronal nuclear GFP expression fluorescence. GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. Please contact Oliver Hobert prior to publishing work using this strain.
OH18501 C. elegans aex-1(ot1357) I. Show Description
ot1357 is CRISPR-engineered 5,741 bp deletion removing the entire aex-1 coding region, eliminating all spice isoforms. Sequence after edit: ACTTTTAACATTTTTAAAGCATTAGTTTTCCTTATGAATAGTCTATATTTTATCGACTGGCCGACATAAt. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH18508 C. elegans daf-16(ot971[daf-16::GFP]) I; ins-1(ot1360) IV. Show Description
ot1360 is CRISPR-engineered 1,339 bp deletion removing the entire ins-1 coding region. Sequence after edit: TTATAGGGCATTTTTCAGTTCCTCACCGCTCTCAAATCAGGTCAATATCGTTGGCAGCTCACCGGACCCT. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH18614 C. elegans hlh-13(ot1388) X. Show Description
CRISPR/Cas9-engineered deletion removing entire hlh-13 locus. Reference: Aguilar GR, et al. PLoS Biol. 2025 Jan 6;23(1):e3002979. doi: 10.1371/journal.pbio.3002979. PMID: 39761329
OH18615 C. elegans hlh-15(ot1389) X. Show Description
CRISPR/Cas9-engineered deletion removing entire hlh-15 locus. Reference: Aguilar GR, et al. PLoS Biol. 2025 Jan 6;23(1):e3002979. doi: 10.1371/journal.pbio.3002979. PMID: 39761329
OH18749 C. elegans cone-1(ot1409[*syb5437[GFP::con-1]) III. Show Description
syb5437 is a GFP tag inserted at the N-terminus of the endogenous cone-1 locus by CRISPR. ot1409 is a deletion removing exons 1-7 from the endogenously-tagged cone-1 locus. Broad punctate expression of GFP. Please contact Oliver Hobert prior to publishing work using this strain.
OH18750 C. elegans cone-1(ot1410[*syb5437[GFP::con-1]) III. Show Description
syb5437 is a GFP tag inserted at the N-terminus of the endogenous cone-1 locus by CRISPR. ot1410 is a deletion removing exon 5 from the endogenously-tagged cone-1 locus. Broad punctate expression of GFP. Please contact Oliver Hobert prior to publishing work using this strain.
OH18835 C. elegans ins-7(ot1427) IV. Show Description
ot1427 is CRISPR-engineered 1,007 bp deletion removing the entire ins-7 coding region. Sequence after edit: CTTCGAAGGATAACCCCGAAGAAGCTGTTCCAAAACATAATGGTGGCTCTTCTGGATTTTGGGTTCAATT. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH18840 C. elegans hlh-32(ot1347) IV. Show Description
CRISPR/Cas9-engineered 1691 bp deletion removing entire hlh-32 locus; similar to syb6773 deletion. Reference: Aguilar GR, et al. PLoS Biol. 2025 Jan 6;23(1):e3002979. doi: 10.1371/journal.pbio.3002979. PMID: 39761329
OH18871 C. elegans ceh-44(ot1433[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1433 is a deletion removing exons 4-7 from the endogenously-tagged ceh-44 locus. No pan-neuronal nuclear GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH18872 C. elegans ceh-44(ot1434[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1434 is a deletion removing exons 1-7 from the endogenously-tagged ceh-44 locus. No pan-neuronal nuclear GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH18892 C. briggsae Cbr-unc-17(ot1440[Cbr-unc-17::T2A::mScarlet3::H2B]) IV. Show Description
T2A::mScarlet3::H2B tag inserted before STOP codon of endogenous Cbr-unc-17 locus using CRISPR/Cas9. Generated in C. briggsae AF16 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH18895 C. elegans ins-35(ot1443) V. Show Description
ot1443 is CRISPR-engineered 646 bp deletion of the ins-35 gene removing all the coding sequence except the last 7 aa, which should not be translated due to the absence of an ATG. Sequence after edit: ttctgaaatttttgaaattgtctaattttcCAGCAGACTCAGATGAACTATTCAATTAATAATTTAAGTT. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH18948 C. elegans ceh-44(ot1447[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1447 is a deletion removing exon 5 of the endogenously-tagged ceh-44 locus. No pan-neuronal nuclear GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH19034 C. elegans degt-1(ot1466) V. Show Description
Null allele. ot1466 is a CRISPR-engineered deletion removing the complete CDS. Normal growth & viability. Reference: Bayer E, et al. 2025. biorxiv: https://www.biorxiv.org/content/10.1101/2025.01.01.631014v2
OH19094 C. briggsae Cbr-lgc-37(ot1475[Cbr-lgc-37::T2A::mScarlet3::H2B]) III. Show Description
T2A::mScarlet3::H2B tag inserted before STOP codon of endogenous Cbr-lgc-37 locus using CRISPR/Cas9. Generated in C. briggsae AF16 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19123 C. tropicalis Ctr-lgc-37(ot1487[Ctr-lgc-37::T2A::mScarlet3::H2B]) III. Show Description
T2A::mScarlet3::H2B tag inserted before STOP codon of endogenous Ctr-lgc-37 locus using CRISPR/Cas9. Generated in C. tropicalis NIC203 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19201 C. elegans pha-4(ot1505 *ot946[pha-4::gfp]) V/+. Show Description
Hetereozygous. Pick GFP+ to maintain. ot1505 is a 2242 bp deletion removing the first intron of pha-4a, eliminating pha-4 expression in enteric neurons. pha-4(ot1505 ot946) homozygotes arrest as L1. Engineered deletion was generated in the ot946 [pha-4::GFP] background, allowing mutants to be identified by GFP expression in non-neuronal enteric cells. Reference: Walker Z, et al. Genes Dev. 2025 Dec 4. doi: 10.1101/gad.353265.125. PMID: 41345038.
OH19202 C. briggsae Cbr-eat-4(ot1507[Cbr-eat-4::SL2::mScarlet3::H2B]) III. Show Description
SL2::mScarlet3::H2B tag inserted after STOP codon of endogenous Cbr-eat-4 locus using CRISPR/Cas9. Generated in C. briggsae AF16 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19205 C elegans golg-4(ot1509[mScarlet3::golg-4]) III. Show Description
mScarlet3 tag inserted into endogenous golg-4 locus via CRISPR/Cas9 engineering. Reference: Cao WX, et al. Genetics. 2024 Oct 7;228(2):iyae126. doi: 10.1093/genetics/iyae126. PMID: 39103170.
OH19210 C. elegans him-8(e1489) IV; unc-42(ot1187) V. Show Description
CRISPR/Cas9 full deletion removing the entire coding-region of unc-42. Him and Unc. Reference: Fernandez RW, et al. Development. 2025 Aug 15;152(16):dev204958. doi: 10.1242/dev.204958. PMID: 40838983.
OH19211 C. tropicalis Ctr-eat-4(ot1512[Ctr-eat-4::SL2::mScarlet3::H2B]) III. Show Description
SL2::mScarlet3::H2B tag inserted after STOP codon of endogenous Ctr-eat-4 locus using CRISPR/Cas9. Generated in C. tropicalis NIC203 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19212 C. tropicalis Ctr-unc-17(ot1513[Ctr-unc-17::T2A::mScarlet3::H2B]) IV. Show Description
T2A::mScarlet3::H2B tag inserted before STOP codon of endogenous Ctr-unc-17 locus using CRISPR/Cas9. Generated in C. tropicalis NIC203 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19219 C. elegans ceh-44(ot1515[*ot1015[ceh-44::gfp]]) III. Show Description
ot1015 is a GFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. ot1434 is a deletion removing exons 5-7 from the endogenously-tagged ceh-44 locus. No pan-neuronal nuclear GFP expression. Please contact Oliver Hobert prior to publishing work using this strain.
OH19232 C. elegans daf-16(ot853[daf-16::mNG::AID*]) I; otSi2 II. Show Description
otSi2 [ges-1p::TIR1(F79G)::mRuby::unc-54 3'UTR + Cbr-unc-119(+) *ieSi61] II. Intestine-specific TIR1 sequence in ieSi61 allele was edited to TIR1(F79G) using CRISPR/Cas9 to make it compatible with AID2. [TCC GTC GAG CTC AAG GGA AAG CCA CAC TTC] edited to [AGT GTC GAA TTG AAG GGA AAG CCA CAC GGA]. This strain can be used to deplete DAF-16 specifically from the intestine with the modified auxin 5-Ph-IAA. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH19259 C. briggsae Cbr-unc-25(ot1524[Cbr-unc-25::SL2::mScarlet3::H2B]) III. Show Description
SL2::mScarlet3::H2B tag inserted after STOP codon of endogenous Cbr-unc-25 locus using CRISPR/Cas9. Generated in C. briggsae AF16 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19337 C. elegans tph-1(ot1545) II. Show Description
ot1545 is CRISPR-engineered 2,838 bp deletion removing the entire tph-1 coding region. Sequence after edit: tgtatattacgtgccgaattccagaagcaccacgcccaacacaaagacacgttttcctgcagaagaggaa. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.
OH19781 C. briggsae Cbr-cat-1(ot1621[Cbr-cat-1::SL2::mScarlet3::H2B]) X. Show Description
SL2::mScarlet3::H2B tag inserted after STOP codon of endogenous Cbr-cat-1 locus using CRISPR/Cas9. Generated in C. briggsae AF16 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19827 C. tropicalis Ctr-cat-1(ot1631[Ctr-cat-1::SL2::mScarlet3::H2B]) X. Show Description
SL2::mScarlet3::H2B tag inserted after STOP codon of endogenous Ctr-cat-1 locus using CRISPR/Cas9. Generated in C. tropicalis NIC203 background. Reference: Toker IA, et al. bioRxiv 2024.11.23.624988; doi: https://doi.org/10.1101/2024.11.23.624988.
OH19864 C. elegans fog-29(q71) pha-4(ot1506)/stu-3(q265) rol-9(sc148) V. Show Description
Heterozygous. Pick wild-type to maintain. ot1506 is a full (6665bp) deletion of the pha-4 locus coding region from the start codon of the longest isoform to the stop codon. Heterozygotes appear wild-type, and segregate wild-type heterozygotes, fog-29(q71) pha-4(ot1506) homozygotes (arrest as embryos or L1s), Sterile Rollers. Reference: Walker Z, et al. Genes Dev. 2025 Dec 4. doi: 10.1101/gad.353265.125. PMID: 41345038.
OH19945 C. elegans pha-4(syb5755[pha-4::3xGAS::GFP::3xGAS::AID*::TEV::LoxP::3xFLAG] *ot1078 *ot946) otIs908 V. Show Description
otIs908 [pha-4(prom2)::TIR1(F79G)::mTur2::tbb-2 3'UTR + unc-122p::mCherry::unc-54 3' UTR] V. Endogenously-tagged pha-4::GFP::AID crossed with enteric neuron-specific TIR1(F79G), allowing depletion of PHA-4 from pharyngeal nerons, AVL, and RIS by addition of 5-Ph-IAA. Reference: Walker Z, et al. Genes Dev. 2025 Dec 4. doi: 10.1101/gad.353265.125. PMID: 41345038.
OH2535 C. elegans lsy-6(ot71) V. Show Description
Worms appear WT. 1071 bp deletion removes the entire lsy-6 hairpin and part of the predicted C32C4.3 gene. ASEL takes on ASER gene expression profile.