Species Information: C. elegans

Name C. elegans
NCBI Taxonomy ID

C. elegans strains available at the CGC

Strain Genotype Description
RG3342 xpd-1(ve841[loxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + loxP])/sC1(s2023) [dpy-1(s2170) umnIs41] II. umnIs41 [myo-2p::mKate2 + NeoR, III: 518034 (intergenic)] III. Late larval arrest. Deletion of 11823 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Heterozygotes are wild-type GFP+ mKate2+, and segregate wild-type GFP+ mKate2+, GFP+ non-mKate2 arrested larvae (ve842 homozygotes), Dpy non-GFP mKate2+ (sC1 homozygotes). Maintain by picking wild-type GFP+ mKate2+.  [NOTE: xpd-1 is located near the end of the region of LG III balanced by sC1, thus not known if truly balanced by sC1.] Left flanking Sequence: CCGGATAAGCTTGATAAGCTTGTCTATTGT; Right flanking sequence: AGTTATTACGCTATCATGTCATGATGCTTC. xpd-1 sgRNA #1: TCCAGAACTATTCCAGGTAG; xpd-1 sgRNA #2: GCCAGTTGACTACCATCCTG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RHS41 uthSi7 IV. uthSi7 [myo-3p::LifeAct::mRuby::unc-54 3'UTR, Cbr-unc-119(+)] IV. Single-copy insertion of LifeAct::mRuby labels F-actin in body wall muscle cells. Out-crossed to N2. Reference: Higuchi-Sanabria R, et al. Mol Biol Cell. 2018 Oct 15;29(21):2522-2527. doi: 10.1091/mbc.E18-06-0362. PMID: 30133343
RHS42 uthSi10 IV. uthSi10 [col-19p::LifeAct::mRuby::unc-54 3'UTR + Cbr-unc-119(+)] IV. Integrated into cxTi10816. Single-copy insertion of LifeAct::mRuby labels F-actin in hypodermis beginning at late L4 stage. Out-crossed to N2. Reference: Higuchi-Sanabria R, et al. Mol Biol Cell. 2018 Oct 15;29(21):2522-2527. doi: 10.1091/mbc.E18-06-0362. PMID: 30133343
RHS43 uthSi13 IV. uthSi13 [gly-19p::LifeAct::mRuby::unc-54 3'UTR + Cbr-unc-119(+)] IV. Integrated into cxTi10816. Single-copy insertion of LifeAct::mRuby labels F-actin in intestinal cells. Out-crossed to N2. Reference: Higuchi-Sanabria R, et al. Mol Biol Cell. 2018 Oct 15;29(21):2522-2527. doi: 10.1091/mbc.E18-06-0362. PMID: 30133343
UTX113 par-3(djd33[mScarlet-I-GLO::Myc::par-3]) III. mScarlet-I-GLO and Myc tags inserted into endogenous par-3 locus. mScarlet-I-GLO is a germline-optimized variant coded to be less prone to silencing in the germline. Reference: Chang Y & Dickinson DJ. Cell Rep. 2022 Apr 12;39(2):110652. doi: 10.1016/j.celrep.2022.110652. PMID: 35417695.
AD319 spe-38(syb6556[spe-38::wrmScarlet-I]) I; him-5(e1490) V. wrmScarlet-I tag inserted into endogenous spe-38 locus. Him. wrmScarlet-I expression labels membranous organelles (MOs) in the sperm. Reference: Zuo Y, et al. Biomolecules. 2023; 13(4):623. https://doi.org/10.3390/biom13040623
ZT60 csr-1(fj54)/tmC5 [F36H1.3(tmIs1220)] IV. Sterile csr-1 allele balanced over tmC5 labelled with Venus. Heterozygotes are wild-type with somewhat dimmer Venus signal and segregate WT Venus(+) heterozygotes, Mec Unc Venus(+) tmC5 homozygotes, and non-Venus csr-1(fj54) homozygotes (sterile, but some animals lay a small number of dead eggs). Pick wild-type Venus(+) and check for proper segregation of progeny to maintain. Homologous pairing and unpaired silencing of meiotic chromosomes are inaccurate in this csr-1 null-mutant homozygotes. The fj54 deletion causes a frame-shift to stop the translation of both PAZ and Piwi domains. The deletion can be checked by PCR with the following primers: AAGAAATACCAATGCGGAGGCA and TTCACGGCTCTTTGCAGTTTCA. The inversion-based balancer in ZT60 is more amenable to producing csr-1(fj54) homozygous males than a translocation-based balancer (ZT3). Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT46 csr-1(fj67) IV/nT1 [qIs51] (IV;V). Heterozygotes are wild-type with pharyngeal GFP signal, and segregate WT GFP, arrested nT1[qIs51] aneuploids, and non-GFP csr-1(fj67) homozygotes (sterile, but some animals lay a small number of dead eggs). Homozygous nT1[qIs51] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. Intracellular localization of CSR-1 is abnormal in the csr-1(fj67) homozygotes. fj67 is a 60-bp in-frame deletion of the first lysine-rich region (KQKDNFILLDILLKQWAAKK) in CSR-1. The first lysine-rich region in the WT has a FokI site. The deletion can be checked by PCR with the following primers: CACCTGTGATTTTTCGGGGAAC and TGGATTCCTTTTGCTGCAACAG, followed by digestion with FokI. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT47 csr-1(fj70) IV/nT1 [qIs51] (IV;V). Heterozygotes are wild-type with pharyngeal GFP signal, and segregate WT GFP, arrested nT1[qIs51] aneuploids, and non-GFP csr-1(fj70) homozygotes (sterile, but some animals lay a small number of dead eggs). Homozygous nT1[qIs51] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. fj70 is a D769L mutation that renders CSR-1 (an Argonaute protein) catalytically defective and generates a new SphI site. The fj70 mutation can be checked by PCR with the following primers: TACACGTGGATGATGAGAAG and TCGTCCGAAACTTCCTCATC, followed by digestion with SphI. Homozygous nT1[qIs51] inviable. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT57 csr-1(fj126) IV/nT1 [qIs51] (IV;V). Heterozygotes are wild-type with pharyngeal GFP signal, and segregate WT GFP, arrested nT1[qIs51] aneuploids, and non-GFP csr-1(fj126) homozygotes (sterile, but some animals lay a small number of dead eggs). Homozygous nT1[qIs51] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. fj126 was generated by the insertion of a synthetic nuclear export signal (NES). Instead of six amino-acid residues (R8–I13) near the N-terminus of CSR-1b, an NES sequence (LNELALKLAGLDI) from the cAMP-dependent protein kinase inhibitor alpha in mammals was inserted into the endogenous csr-1 gene. The DNA sequence encoding the NES has a HindIII site. The fj126 mutation can be checked by PCR with the following primers: AAGAAATACCAATGCGGAGGCA and CCGCTGAGGAACGAGATGG, followed by digestion with HindIII. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT61 vsra-1(tm1637) I; csr-1(fj54)/tmC5 [F36H1.3(tmIs1220)] IV. Sterile csr-1 allele balanced over tmC5 labelled with Venus. Heterozygotes are wild-type with somewhat dimmer Venus signal and segregate WT Venus(+) heterozygotes, Mec Unc Venus(+) tmC5 homozygotes, and non-Venus csr-1(fj54) homozygotes (sterile, but some animals lay a small number of dead eggs). Pick wild-type Venus(+) and check for proper segregation of progeny to maintain. Homologous pairing and unpaired silencing of meiotic chromosomes are inaccurate in homozygous tm1637; fj54 double mutants. The vsra-1 mutation enhances the defects caused by the csr-1 mutation. The fj54 deletion causes a frame-shift to stop the translation of both PAZ and Piwi domains. tm1637 can be detected by PCR with the following primers: AAGCAGTTCTTCAAGACTGGTC and TTGTCCACTCGCACTTTGTG. The fj54 deletion can be checked by PCR with the following primers: AAGAAATACCAATGCGGAGGCA and TTCACGGCTCTTTGCAGTTTCA. vsra-1 is also known as csr-2/C04F12.1. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT62 met-2(ok2307) set-25(n5021) III. Maintain at 20C or lower. The met-2 set-25 double mutant exhibits partial sterility and no significant defects in chromosome segregation. MET-2 and SET-25 are the methyltransferases responsible for histone H3K9me2 and H3K9me3. The deletion mutations can be checked by PCR with the following primers: met-2(ok2307), GGTTGATGCGGAGAAGACTG and AATGGATTCGGTGCTTCGTG; set-25(n5021), GAGCCCGTGCCACAGAGTAG and CCTAGAGCGATGTCCTTGATGG. This strain was used as a negative control in the immunodetection of H3K9me2.
ZT33 cec-8(fj63) III. No apparent phenotype. The chromodomain protein CEC-8 is phylogenetically similar to CEC-5 and CEC-4. fj63 is a 14-bp deletion located in the region of the gene corresponding to the N-terminus of CEC-8 (Y55B1BR.3). The fj63 deletion can be detected by PCR with the following primers: GCTGTATAATACTCACTATGTC and TCCAGCTCTGTAACCTTGAA. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT29 cec-4(ok3124) cec-5(fj58) IV. Maintain at 20C or lower. The cec-4 cec-5 double mutant exhibits partial sterility and no significant defects in chromosome segregation. The chromodomain proteins CEC-4 and CEC-5 are phylogenetically similar to CEC-8. ok3124 is a 374-bp deletion located in the region of the gene corresponding to the N-terminus of CEC-4 (F32E10.2). The ok3124 deletion can be detected by PCR with the following primers: CAATTAAAATGCCAGTGCGA and TTTAGGATGCATTATGGGGC. fj58 is a 398-bp deletion located in the gene region corresponding to the N-terminus of CEC-5 (F32E10.6). The fj58 deletion can be detected by PCR with the following primers: GCAAAGAAATCATCCGGTAGTG and CTTTGTAGCAACAGGCTCCTC. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT31 cec-4(ok3124) cec-5(fj61) him-8(e1489) IV. Maintain at 20C or lower. Him. cec-4 cec-5 him-8 triple mutants exhibit partial sterility. The intensity of histone H3K9me2 on meiotic chromosomes is reduced. ok3124 deletion can be detceted by PCR with the following primers: CAATTAAAATGCCAGTGCGA and TTTAGGATGCATTATGGGGC. fj61 is a 444-bp deletion located in the region of the gene corresponding to the N-terminus of CEC-5 (F32E10.6). The fj61 deletion can be detected by PCR with the following primers: GCAAAGAAATCATCCGGTAGTG and CTTTGTAGCAACAGGCTCCTC. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT34 cec-8(fj63) III; cec-4(ok3124) cec-5(fj58) IV. Maintain at 20C or lower. cec-8; cec-4 cec-5 triple mutants exhibit partial sterility and no significant defects in chromosome segregation. The chromodomain proteins CEC-5, CEC-4, and CEC-8 are phylogenetically similar to each other. The deletions can be detected by PCR with the following primers: cec-8(fj63): GCTGTATAATACTCACTATGTC and TCCAGCTCTGTAACCTTGAA; cec-4(ok3124): CAATTAAAATGCCAGTGCGA and TTTAGGATGCATTATGGGGC; cec-5(fj58): GCAAAGAAATCATCCGGTAGTG and CTTTGTAGCAACAGGCTCCTC. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT35 cec-8(fj63) III; cec-4(ok3124) cec-5(fj61) him-8(e1489) IV. Maintain at 20C or lower. Him. The cec-8; cec-4 cec-5 him-8 quadruple mutant exhibits partial sterility. The intensity of histone H3K9me2 on meiotic chromosomes is reduced. The deletions can be detected by PCR with the following primers: cec-8(fj63): GCTGTATAATACTCACTATGTC and TCCAGCTCTGTAACCTTGAA; cec-4(ok3124): CAATTAAAATGCCAGTGCGA and TTTAGGATGCATTATGGGGC; cec-5(fj58): GCAAAGAAATCATCCGGTAGTG and CTTTGTAGCAACAGGCTCCTC. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT36 ego-1(om58) I/hT2 [bli-4(e937) let-?(q782) qIs48] (I;III). Heterozygotes are WT and GFP+ and segregate WT GFP+ heterozygotes, non-GFP ego-1 homozygotes (sterile with inaccurate homologous pairing of meiotic chromosomes), very rare GFP+ homozygous hT2, and dead eggs. Maintain by picking wild-type GFP+. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT58 fjDf1 fjDf2 fjDf3 fjDf4 X. CeRep55 quadruple deletion: fjDf1 (also known as fj115); fjDf2 (aka fj85); fjDf3 (aka fj123); fjDf4 (aka fj120) X. This strain lacks four major clusters of CeRep55 repeats on the X chromosome. The condensation of unpaired X chromosomes in male testes is insufficient. CeRep55 is a class of minisatellite sequences consisting of a 27-nt tandem repeat that is present on all chromosomes. Some CeRep55 clusters express long non-coding RNAs and small RNAs. Each of the four deletion sites was designed to acquire a sequence tag (TGTACAGGAAACAGCTATGACC; similar to M13 reverse) instead of the CeRep55 tandem repeats. The deletions of CeRep55 clusters can be checked by PCR with the following primers: fjDf1 in Y73B3A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA; fjDf2 in Y75D11A, CAAGTGCCAAACTAGACTGCTC and TTCAAAACGCTACGCGATACCAG; fjDf3 in Y81B9A, AAATGCCCCTATCTCACAGTGG and GACTGCTAGAATCTGACTCGTC; fjDf4 in Y49A10A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA. The PCR check can also be performed with the M13 reverse primer and the right-side primer. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT63 csr-1(fj150) IV. RNAi deficient (Rde). Him. Partially-inaccurate paring of meiotic chromosomes. fj150 is a mutation changing WK to FS and generating a new FspI site in the second K-rich region between the PAZ and Piwi domains. The fj150 mutation can be detected by PCR with the following primers: TCGGATGTTGACTACAACGC and GAAGGTAGAAACTTCATTCCAGCAC, followed by digestion with FspI. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT64 csr-1(fj150) IV; fjDf1 fjDf2 fjDf3 fjDf4 X. fj150 is a mutation changing WK to FS and generating a new FspI site in the second K-rich region between the PAZ and Piwi domains. fj150 is enhanced by the CeRep55 quadruple deletion. The fj150 mutation can be detected by PCR with the following primers: TCGGATGTTGACTACAACGC and GAAGGTAGAAACTTCATTCCAGCAC, followed by digestion with FspI. This strain lacks four major clusters of CeRep55 repeats on the X chromosome. The condensation of unpaired X chromosomes in male testes is insufficient. CeRep55 is a class of minisatellite sequences consisting of a 27-nt tandem repeat that is present on all chromosomes. Some CeRep55 clusters express long non-coding RNAs and small RNAs. Each of the four deletion sites was designed to acquire a sequence tag (TGTACAGGAAACAGCTATGACC; similar to M13 reverse) instead of the CeRep55 tandem repeats. The deletions of CeRep55 clusters can be checked by PCR with the following primers: fjDf1 in Y73B3A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA; fjDf2 in Y75D11A, CAAGTGCCAAACTAGACTGCTC and TTCAAAACGCTACGCGATACCAG; fjDf3 in Y81B9A, AAATGCCCCTATCTCACAGTGG and GACTGCTAGAATCTGACTCGTC; fjDf4 in Y49A10A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA. The PCR check can also be performed with the M13 reverse primer and the right-side primer. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT68 csr-1(fj162) Ⅳ. RNAi deficient (Rde). High incidence of males (Him). fj162 at the second K-rich region is an in-frame duplication (comprising of a small duplication and a tiny inverted duplication) generating 61 extra amino acids. The fj162 mutation can be checked by PCR with the following primers: TCGGATGTTGACTACAACGC and GAAGGTAGAAACTTCATTCCAGCAC.
ZT69 csr-1(fj162) Ⅳ; fjDf1 fjDf2 fjDf3 fjDf4 X. fj162 at the second K-rich region is an in-frame duplication (comprising of a small duplication and a tiny inverted duplication) generating 61 extra amino acids. The CeRep55_X quadruple-deletion mutant does not exhibit a clear Him phenotype, but the Him phenotype of the csr-1(fj162) mutant is enhanced by the CeRep55_X quadruple deletions. The fj162 mutation can be checked by PCR with the following primers: TCGGATGTTGACTACAACGC and GAAGGTAGAAACTTCATTCCAGCAC. This strain lacks four major clusters of CeRep55 repeats on the X chromosome. The condensation of unpaired X chromosomes in male testes is insufficient. CeRep55 is a class of minisatellite sequences consisting of a 27-nt tandem repeat that is present on all chromosomes. Some CeRep55 clusters express long non-coding RNAs and small RNAs. Each of the four deletion sites was designed to acquire a sequence tag (TGTACAGGAAACAGCTATGACC; similar to M13 reverse) instead of the CeRep55 tandem repeats. The deletions of CeRep55 clusters can be checked by PCR with the following primers: fjDf1 in Y73B3A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA; fjDf2 in Y75D11A, CAAGTGCCAAACTAGACTGCTC and TTCAAAACGCTACGCGATACCAG; fjDf3 in Y81B9A, AAATGCCCCTATCTCACAGTGG and GACTGCTAGAATCTGACTCGTC; fjDf4 in Y49A10A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA. The PCR check can also be performed with the M13 reverse primer and the right-side primer. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT65 him-1(e879) I; fjDf1 fjDf2 fjDf3 fjDf4 X. The CeRep55_X quadruple-deletion mutant does not exhibit a clear Him phenotype, but the Him phenotype of the him-1(e879) mutant is enhanced by the CeRep55_X quadruple deletions. CeRep55 quadruple deletion: fjDf1 (also known as fj115); fjDf2 (aka fj85); fjDf3 (aka fj123); fjDf4 (aka fj120) X. This strain lacks four major clusters of CeRep55 repeats on the X chromosome. The condensation of unpaired X chromosomes in male testes is insufficient. CeRep55 is a class of minisatellite sequences consisting of a 27-nt tandem repeat that is present on all chromosomes. Some CeRep55 clusters express long non-coding RNAs and small RNAs. Each of the four deletion sites was designed to acquire a sequence tag (TGTACAGGAAACAGCTATGACC; similar to M13 reverse) instead of the CeRep55 tandem repeats. The deletions of CeRep55 clusters can be checked by PCR with the following primers: fjDf1 in Y73B3A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA; fjDf2 in Y75D11A, CAAGTGCCAAACTAGACTGCTC and TTCAAAACGCTACGCGATACCAG; fjDf3 in Y81B9A, AAATGCCCCTATCTCACAGTGG and GACTGCTAGAATCTGACTCGTC; fjDf4 in Y49A10A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA. The PCR check can also be performed with the M13 reverse primer and the right-side primer. The e879 mutation can be checked by PCR with the following primers: AAATCAGGAGTGGGCATCAG and GGGAAGATTCCGATGAGTGA, followed by digestion with MvaI. The wild-type him-1 gene contains an MvaI site within its PCR region, while the e879 allele does not. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT72 dpy-5(e61) I; fjDf1 fjDf2 fjDf3 fjDf4 X. This strain carries a dpy-5 mutation to facilitate genome modification in CeRep55 quadruple deletion background: fjDf1 (also known as fj115); fjDf2 (aka fj85); fjDf3 (aka fj123); fjDf4 (aka fj120) X. This strain lacks four major clusters of CeRep55 repeats on the X chromosome. The condensation of unpaired X chromosomes in male testes is insufficient. CeRep55 is a class of minisatellite sequences consisting of a 27-nt tandem repeat that is present on all chromosomes. Some CeRep55 clusters express long non-coding RNAs and small RNAs. Each of the four deletion sites was designed to acquire a sequence tag (TGTACAGGAAACAGCTATGACC; similar to M13 reverse) instead of the CeRep55 tandem repeats. The deletions of CeRep55 clusters can be checked by PCR with the following primers: fjDf1 in Y73B3A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA; fjDf2 in Y75D11A, CAAGTGCCAAACTAGACTGCTC and TTCAAAACGCTACGCGATACCAG; fjDf3 in Y81B9A, AAATGCCCCTATCTCACAGTGG and GACTGCTAGAATCTGACTCGTC; fjDf4 in Y49A10A, CAACCTGACTCTCGCCAAGAC and GGAGAAGTAGGCGTGTCAGTTA. The PCR check can also be performed with the M13 reverse primer and the right-side primer. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT22 fjSi1 II; csr-1(fj54) IV. fjSi1 [2×FLAG::csr-1 + Cbr-unc-119(+)] II. Single-copy insertion in the MosSCI locus ttTi5605 (LG II). The 2×FLAG::csr-1 transgene was designed to express proteins with a double FLAG tag instead of the N169 of CSR-1a and N6 of CSR-1b. The linker sequence between the two FLAG tags has a NotI site. The insertion can be checked by PCR with the following primers: CACACTCGATTCTACGCCAA (at the 3'-side of csr-1) and ATCGGGAGGCGAACCTAACTG (near ttTi5605 on LG II). Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT24 vsra-1(tm1637) I; fjSi3 II. fjSi3 [HA_2×FLAG::C04F12.1 + Cbr-unc-119(+)] II. Single-copy insertion in the MosSCI locus ttTi5605 (LG II). The HA_2×FLAG::C04F12.1 transgene was designed to express a protein with an HA tag and a double FLAG tag inserted after S21 of C04F12.1. The linker sequence between the HA tag and the double FLAG tag has a NotI site. The insertion can be checked by PCR with the following primers: GGAGCCGATTTGTTCCAGTC (at the 3'-side of C04F12.1) and ATCGGGAGGCGAACCTAACTG (near ttTi5605 on LG II). vsra-1 is also known as csr-2/C04F12.1. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
ZT56 fjSi19 II; unc-119(ed3) III. fjSi19 [rpl-21p::2×HA::C04F12.1 + Cbr-unc-119(+)] II. Single-copy insertion in the MosSCI locus ttTi5605 (LG II). The 2×HA::C04F12.1 transgene was designed to express a protein with a double HA tag at its N-terminus, using a strong ubiquitous promoter (rpl-21p). The linker sequence between the two HA tags has a NotI site. The insertion can be checked by PCR with the following primers: GGAGCCGATTTGTTCCAGTC (at the 3'-side of C04F12.1) and ATCGGGAGGCGAACCTAACTG (near ttTi5605 on LG II). vsra-1 is also known as csr-2/C04F12.1. Reference: Tabara H, et al. (2023) A small RNA system ensures accurate homologous pairing and unpaired silencing of meiotic chromosomes. EMBO J, e105002.
OH18424 pha-1(e2123) III; otEx8047. otEx8047 [pks-1p::TagRFP + pha-1(+)]. Maintain at 25C to select for array. TagRFP expression marks CAN neurons.
JDW460 noah-1(wrd119[noah-1::linker::mNeonGreen(dpiRNA)::3xFLAG(internal)::linker]) I. Internal mNeonGreen(dpiRNA)::3xFLAG tags with linker sequences inserted into endogenous noah-1 locus. mNeonGreen(dpiRNA) is optimized to remove all piRNA sites. Superficially wild-type. Reference: Johnson LC, et al. Development 2023; dev.201085. doi: https://doi.org/10.1242/dev.201085.
JDW389 bli-1(wrd84[bli-1::linker::mNeonGreen::3xFLAG(internal)::linker]) II. Internal mNeonGreen::3xFLAG tags with linker sequences inserted into endogenous bli-1 locus. Superficially wild-type. Reference: Johnson LC, et al. Development 2023; dev.201085. doi: https://doi.org/10.1242/dev.201085.
RG3359 got-2.2(ve859[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) X. Homozygous viable. Deletion of 1476 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: TGAGCGTTTCCAAGAAGCTTTTCTCTACCG ; Right flanking sequence: AAGTAAATCAGTGACAAATGCACTCTTCCC. got-2.2 sgRNA #1: CCGTGCGAGGAAAGTCGTGG; got-2.2 sgRNA #2: GGTGACTTGGTGGAGAGCGT. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3360 F46B6.12(ve860[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 597 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CTTTGGATCACGAATGGTGGTGAATTGGGA ; Right flanking sequence: TTCAATTGACACTTCAGTTCGAGAGCAAGA. F46B6.12 sgRNA #1: GGACATCTCGCTAATCTCAA; F46B6.12 sgRNA #2: AGGTATCACTGATCTTCGTC. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3358 F40F9.10(ve858[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 1891 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CTTCACCATATCTTATCATATTGACAACCG ; Right flanking sequence: CCATTGAGGTTAAAAGAAGAACGAAGTCCG. F40F9.10 sgRNA #1: TGATCTCATGTATTCAGTGA; F40F9.10 sgRNA #2: AGAGAACGTCCAGTTTACGA. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3364 C27H6.8(ve864[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 921 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CTTCTCCTATTTCGAGAGCTTTCCGTGCCA ; Right flanking sequence: CTTCTCCAGTTGAGCAGCGTCACGGGTTCT. C27H6.8 sgRNA #1: TCGTGAAGGAGCAATTGCCA; C27H6.8 sgRNA #2: TGTGATATTATCGTCGATGT. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3365 anmt-3(ve865[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 1020 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: TCTTTGCGGAAACCATGAACATTCCATTGA ; Right flanking sequence: ACTATTACACTGGAAACATTGAATGAGATT. anmt-3 sgRNA #1: TTTCATAAAGAACACATCCA; anmt-3 sgRNA #2: ATTGAACATTCAGACCAATG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
JAR50 rack-1(rns8[rack-1::mScarlet]] IV. mScarlet tag inserted into endogenous rack-1 locus. Ubiquitous mScarlet expression.
MS1893 unc-119(ed9) III; irSi24 IV. irSi24 [pept-1::mCherry::H2B + Cbr-unc-119(+)] IV. Single-copy MosSCI insertion of pept-1 reporter into cxTi10882 site in LG IV. mCherry fluorescence exclusively in intestinal nuclei from the end of embryonic development through adulthood. Generated in N2 background. Reference: Maduro MF, et al. Dev Biol 2015 Aug 1;404(1):66-79. doi: 10.1016/j.ydbio.2015.04.025, PMID:25959238.
AUM1870 ZK813.1(viz166[fln-1p::ZK813.1]) X. The endogenous promoter of ZK813.1 (1046 bp) was replaced with the fln-1 promoter (947 bp) to limit the expression of ZK813.1 to the spermatheca and allow analysis of RNA transfer from soma to oocytes. Reference: Trimmer KA, et al. Cell Rep. 2023 May 23;42(6):112544. doi: 10.1016/j.celrep.2023.112544. PMID: 37227820. .
RG3362 cyp-33B1(ve862[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 2219 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CTTTTCTTCCTTATTCATCAATATTTGTGG ; Right flanking sequence: CGCGTTAGATCACGAAATTGTCACACTGAA. cyp-33B1 sgRNA #1: CGGCGAAGAGGATTACCACC; cyp-33B1 sgRNA #2: ACATTTATATGGAATGACAT. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3357 pfk-1.2(ve857[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 2435 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CAGAAGTTTAAAAAAGGAAAGGACCATGGA ; Right flanking sequence: TGGTTGGATTTGCATCCCCTTGTTGAAGCA. pfk-1.2 sgRNA #1: GTTGGAGTGCTGACTAGTGG; pfk-1.2 sgRNA #2: GAGTTCCACATAACATGTGG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
RG3361 F44A2.5(ve861[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 2053bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: AACAGACCCGCCATGCAAATTTACCGTCCA ; Right flanking sequence: TGGGCCCGTAAAATGATTCTCCTTCTCTTG. F44A2.5 sgRNA #1: ATGTAAAGTCACTTACCAGG; F44A2.5 sgRNA #2: TCATTGACGTCTCCGAACCA. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7031 dlat-1(hd7031[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP])/+ V. Heterozygous strain, might not be homozygous viable. Deletion of 1998 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: AAGCATCGTGTGTGGCTTCTCGAGGAACTC; Right flanking sequence: TTTATCACACCGATTTTTTTTTATTTTCGC. sgRNA #1: CTTGAAGTGACGAAGCCAGA; sgRNA #2: CAAGGCGCGCGTGTTTAAAA. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7032 npp-1(hd7032[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP])/+ IV. Heterozygous strain, might not be homozygous viable. Deletion of 3583 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: TTCGAGGAGGGTGCCAGCAAACGCGCCCCT; Right flanking sequence: TGGCAGAAAATTGTTTTTAAAACTTATACA. sgRNA #1: CGAATTTTGTCTGTGTACGA; sgRNA #2: CTGTTTCGACCTAAGATGTG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7033 F36G9.3(hd7033[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) V. Homozygous viable. Deletion of 2120 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: GTTTTGGGTTTCAAAATGAAGTATTTACCA; Right flanking sequence: TTTCAATATTCTCAATTCTGGCACTCATAT. sgRNA #1: TAAAACTAGACGGACGAGTC; sgRNA #2: GGATTGTGAGCACCCAGTAA. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7034 F17C8.6(hd7034[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) III. Homozygous viable. Deletion of 872 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: TTGAAGATTTTGCATTGATTTTTAGATAGT; Right flanking sequence: TGCAACCATTTTAAGATTGTTTATTTGAAA. sgRNA #1: AAAGTACACGTATGCCACCT; sgRNA #2: CCATACCATCAGGAGGCATA. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7035 col-176(hd7035[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) X. Homozygous viable. Deletion of 1915 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: ATGTGTACTTCCTTCTTCTCATGACCTCCG; Right flanking sequence: CCGGGCGGCTATCCGCCAGGCCCAAACGGC. sgRNA #1: AAAACATAGGTGGTCGGGCA; sgRNA #2: ACACAACGGCCGTCTACTTG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7036 ZC373.5(hd7036[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) X. Homozygous viable. Deletion of 1827 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: ATAGTTTCGAAGTAATCTCAATAAAATCCG; Right flanking sequence: TGGCAAGCACTCTTGTTGTGTTGGTCTCTT. sgRNA #1: GTTCGAAGACCATTCATGCT; sgRNA #2: TTCTCTAATCTCTCCGTCTG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7037 arrd-15(hd7037[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) III. Homozygous viable. Deletion of 7272 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: GATTTCAAAGCATATTCCACGTACTTTAGT; Right flanking sequence: TGGCAAACCTTCAAAACTGCTCTTTTCGGT. sgRNA #1: TCTCAAATACTTCGCGTGCT; sgRNA #2: TGCTAATGAGGTCATCGAAT. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.
VH7038 T07E3.3(hd7038[LoxP + myo-2p::GFP::unc-54 3' UTR + rps-27p::neoR::unc-54 3' UTR + LoxP]) III. Homozygous viable. Deletion of 1206 bp with Calarco/Colaiacovo selection cassette conferring myo-2 GFP and G418 resistance inserted at break in parental strain N2. Left flanking Sequence: CAGCCAAACTTCAAAATGGCTCCATTGCCA; Right flanking sequence: CATCAGTTTAGTCTTTTTTTTTCCCAAATC. sgRNA #1: TCGAAATAACATTTCACACG; sgRNA #2: CGAGTAAAGTGCAATAAAAG. Please reference Au et al., G3 9(1): 135-144 2019 in any work resulting from use of this mutation.