Laboratory Information

NameEL View on WormBase
Allele designationom
HeadEleanor M Maine
InstitutionSyracuse University, Syracuse, NY
Address Syracuse University
Dept of Biology
107 College Place / LSC
Syracuse 13244
United States
Website http://biology.syr.edu/faculty/maine/maine_research_1.htm
Gene classes ego  iffb  rrf  sog 

Strains contributed by this laboratory

Strain Genotype Species Description
EL129 ego-3(om40) unc-76(e911) V/nT1 [unc-?(n754) let-?] (IV;V). C. elegans Heterozygotes are Unc and segregate additional hets, Unc-76 om40 homozygotes and dead eggs. om40 animals have multiple germline defects.
EL186 dpy-19(e1259) ego-4(om30)/eT1 III; +/eT1 V. C. elegans Heterozygotes are WT and segregate WT, Dpy (ts) Mel, Unc-36 and dead eggs. dpy-19 ego-4 progeny die as embryos.
EL187 dpy-19(e1259) ego-5(om31)/eT1 III; +/eT1 V. C. elegans Heterozygotes are WT and segregate WT, Dpy (ts) Mel, Unc-36 and dead eggs.
EL301 lag-1(om13) IV. C. elegans Temperature sensitive; best grown at 15C. Lab and embryonic Mel phenotypes.
EL302 ego-1(om71) unc-29(e193)/hT2 [dpy-18(h662)] I; +/hT2 [bli-4(e937)] III. C. elegans Heterozygotes are WT and segregate WT, Sterile Uncs and Dpys. bli-4 is suppressed by dpy-18 in hT2 homozygotes-only see a very few DpyBli.
EL322 ego-2(om33) fer-6(om117) I; him-5(e1467) V. C. elegans om33 chromosome contains a linked fer-6 allele and a linked Mel. Mel probably not associated with om33, but they have not been separated. Best grown at 15C.
EL329 ego-1(om58)/hT2 [dpy-18(h662)] I; +/hT2 [bli-4(e937)] III. C. elegans Heterozgyotes are WT and segregate WT, Steriles and Dpys. The Steriles produce small, abnormal oocytes; some dead embryos are produced in late adulthood. bli-4 is suppressed by dpy-1 in hT2 homozygotes-only see a very few DpyBli. om58 previously called ego-6(om58).
EL391 ego-1(om84) unc-29(e193)/hT2 [dpy-18(h662)] I; +/hT2 [bli-4(e937)] III. C. elegans Heterozygotes are WT and segregate WT, mild Unc that are Sterile, and Dpys. bli-4 is suppressed by dpy-18 in hT2 homozygotes-only see a very few DpyBli.
EL476 rrf-2(ok210) I. C. elegans M01G12.12. External left primer: GAGTGGTGGGCAATTGAGTT. External right primer: CCACCCAAGATCTGGTCAGT. Internal left primer: TGTCAACTTGAGGATCGACG. Internal right primer: ATTCCTGCAATTGGTCAAGG. Internal WT amplicon: 2509 bp. Deletion size: 979 bp. Deletion left flank: ATTTTCAACGAAAGTTTTTCGGTTATTTCA. Deletion right flank: AGAGGAAAAAATACGGACAAGAAGAATAAT.
EL477 iffb-1(bc367)/sC1 [dpy-1(s2170)] III. C. elegans Heterozygotes are WT and segregate WT, Dpy sC1 homozygotes, and bc367 homozygotes which arrest as late L1/early L2 larvae (survive for a few days, then die).
EL488 ekl-1(om83)/unc-15 ccIs4251 I. C. elegans Heterozygotes are superficially wildtype and express GFP in body wall muscle nuclei. They segregate sterile ekl-1(om83) homozygotes and unc-15(e73) ccIs4251 homozygotes that are severely uncoordinated and GFP+ in body wall muscle nuclei. Pick wild-type GFP+ and check for correct segregation of progeny. The ccIs4251 insertion carries [(pSAK2) myo-3p::GFP::LacZ::NLS + (pSAK4) myo-3p::mitochondrial GFP + dpy-20(+)]. Reference: She X, et al. PLoS Genet. 2009 Aug;5(8):e1000624. doi: 10.1371/journal.pgen.1000624. PMID: 19714217.
EL597 omIs1 II; met-2(n4256) unc-119(ed3) III. C. elegans omIs1 [met-2p::met-2::GFP + Cbr-unc-119(+)] II. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL602 cid-1&pup-2(om129)/qC1 [dpy-19(e1259) glp-1(q339)] nIs189 III. C. elegans Pick wild-type GFP+ to maintain. Heterozygotes are wild-type GFP+ (pharynx), and segregate wild-type GFP+ heterozygotes, Dpy Sterile GFP+, and non-GFP om129 homozygotes (reduced fertility, maternal effect embryonic lethality, and high incidence of male offspring). om129 homozygote defects become more severe over successive generations and are more severe at 25C. om129 is a CRISPR-engineered deletion completely removing cid-1 and pup-2 loci. cid-1 also known as pup-1. nIs189 [myo-2::GFP] integrated in or near qC1. No recombination seen between nIs189 and qC1; fails to complement all markers on qC1. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539. Superficially wildtype strain expresses GFP in the pharynx and segregates GFP+ dumpy sterile qC1 homozygotes and homozygous pup-1/-2(om129) animals that have reduced fertility and maternal effect embryonic lethality and are Him. Phenotype becomes more severe over successive generations and is more severe at 25°C. Reference: Li Y, et al. Development. 2018 Oct 10;145(19):dev165944. doi: 10.1242/dev.165944. PMID: 30305273.
EL610 smrc-1(om143[3xflag::smrc-1]) III. C. elegans 3xFlag tag inserted at N-terminus of endogenous smrc-1 locus using Crispr/Cas9. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL619 ubr-5(om2) I. C. elegans ubr-5(om2) is a deletion predicted to severely truncate the UBR-5 protein. ubr-1 also known as sog-1. Reference: Safdar K, et al. G3 (Bethesda). 2016 Jul 7;6(7):2125-34. doi: 10.1534/g3.116.027805. PMID: 27185398.
EL629 cid-1(om148[cid-1::3xmyc]) pup-2(om147[3xflag::pup-2]) II. C. elegans 3xMyc tag inserted at C-terminus of endogenous cid-1 locus using CRISPR/Cas9. cid-1 also known as pup-1. 3xFlag tag inserted at N-terminus of endogenous pup-2 locus using CRISPR/Cas9. Reference: Li Y, et al. Development. 2018 Oct 10;145(19):dev165944. doi: 10.1242/dev.165944. PMID: 30305273.
EL630 smrc-1(om138)/qC1 [dpy-19(e1259) glp-1(q339)] nIs189 III. C. elegans Pick wild-type GFP+ to maintain. Heterozygotes are wild-type GFP+ (pharynx), and segregate wild-type GFP+ heterozygotes, Dpy Sterile GFP+, and non-GFP om138 homozygotes (reduced fertility, reduced embryonic viability and a high proportion of male offspring). om138 is a frameshift mutation. nIs189 [myo-2::GFP] integrated in or near qC1. No recombination seen between nIs189 and qC1; fails to complement all markers on qC1. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL632 smrc-1(om138) met-2(n4256)/qC1 [dpy-19(e1259) glp-1(q339)] nIs189 III. C. elegans Pick wild-type GFP+ to maintain. Heterozygotes are wild-type GFP+ (pharynx), and segregate wild-type GFP+ heterozygotes, Dpy Sterile GFP+, and non-GFP non-GFP smrc-1(om138) met-2(n4256) homozygotes (reduced fertility, reduced embryonic lethality, and produce a high frequency of male offspring). These phenotypes are more severe at 25C, and at 25C the subsequent M-Z- generation produces essentially no viable embryos. The smrc-1(om138) allele was generated with CRISPR/Cas9 on the met-2(n4256) chromosome. nIs189 [myo-2::GFP] integrated in or near qC1. No recombination seen between nIs189 and qC1; fails to complement all markers on qC1. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL634 met-2(om142 [3xflag::met-2]) III. C. elegans 3xFlag tag inserted at N-terminus of endogenous met-2 locus using Crispr/Cas9. Reference: Mutlu B, et al. Sci Adv. 2018 Aug 22;4(8):eaat6224. doi: 10.1126/sciadv.aat6224. PMID: 30140741.
EL658 smrc-1(om138) met-2(om142[3xflag::met-2])/qC1 [dpy-19(e1259) glp-1(q339)] nIs189 III. C. elegans Pick wild-type GFP+ to maintain. Heterozygotes are wild-type GFP+ (pharynx), and segregate wild-type GFP+ heterozygotes, Dpy Sterile GFP+, and non-GFP smrc-1(om138) met-2(om142) homozygotes (reduced fertility, reduced embryonic viability and high incidence of male offspring). Defects are more prominent in M-Z- animals at 25C. 3xFlag tag inserted at N-terminus of endogenous met-2 locus using Crispr/Cas9. nIs189 [myo-2::GFP] integrated in or near qC1. No recombination seen between nIs189 and qC1; fails to complement all markers on qC1. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL661 pup-3(om149[3xHA::pup-3]) I. C. elegans 3xHA tag inserted at N-terminus of endogenous pup-3 locus using CRISPR/Cas9. Reference: Li Y, et al. Development. 2018 Oct 10;145(19):dev165944. doi: 10.1242/dev.165944. PMID: 30305273.
EL662 pup-3(om150[3xflag::pup-3]) I. C. elegans 3xFlag tag inserted at N-terminus of endogenous pup-3 locus using CRISPR/Cas9. Reference: Li Y, et al. Development. 2018 Oct 10;145(19):dev165944. doi: 10.1242/dev.165944. PMID: 30305273.
EL663 smrc-1(om144[3xmyc::smrc-1]) met-2(om142[3xflag::met-2]) III. C. elegans 3xmyc tag inserted at N-terminus of endogenous smrc-1 locus using Crispr/Cas9. 3xFlag tag inserted at N-terminus of endogenous met-2 locus using Crispr/Cas9. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL680 smrc-1(q136)/qC1 [dpy-19(e1259) glp-1(q339)] nIs189 III. C. elegans Pick wild-type GFP+ to maintain. Heterozygotes are wild-type GFP+ (pharynx), and segregate wild-type GFP+ heterozygotes, Dpy Sterile GFP+, and non-GFP q136 homozygotes (reduced fertility, reduced embryonic viability, and increased frequency of male offspring). q136 is a nonsense mutation. nIs189 [myo-2::GFP] integrated in or near qC1. No recombination seen between nIs189 and qC1; fails to complement all markers on qC1. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
EL69 unc-32(e189) glp-1(q231) III; sog-3(q294) IV. C. elegans Unc. Fertile with viable progeny at or below 20C. Glp-1 sterile at higher temperatures. No obvious visible phenotype associated with sog-3.
EL694 pup-4(om140) II. C. elegans pup-4/F43E2.1. Maintain at 15-20C. Homozygotes produce <1% sterile individuals at 25C after multiple generations. ~10% of fertile individuals contain one infertile gonad arm. om140 is a CRISPR-engineered internal deletion removing most of the pup-4 coding sequence. Reference: Kelley L, et al. Development. 2024 Oct 7;228(2):iyae120. doi: 10.1093/genetics/iyae120. PMID: 39067069.
EL713 pup-4(om141) II. C. elegans pup-4/F43E2.1. Maintain at 15-20C. Homozygotes produce <1% sterile individuals at 25C after multiple generations. ~10% of fertile individuals contain one infertile gonad arm. om141 is a CRISPR-engineered deletion removing the entire pup-4 coding sequence. Reference: Kelley L, et al. Development. 2024 Oct 7;228(2):iyae120. doi: 10.1093/genetics/iyae120. PMID: 39067069.
EL716 pup-4(om151[pup-4::3xflag]) II. C. elegans 3xFlag tag inserted at C-terminus of endogenous pup-4/F43E2.1 locus using CRISPR/Cas9. Reference: Kelley L, et al. Development. 2024 Oct 7;228(2):iyae120. doi: 10.1093/genetics/iyae120. PMID: 39067069.
EL732 smrc-1(om145[3xmyc::smrc-1]) III. C. elegans 3xmyc tag inserted at N-terminus of endogenous smrc-1 locus using Crispr/Cas9. Reference: Yang B, et al. PLoS Genet. 2019 Feb 22;15(2):e1007992. doi: 10.1371/journal.pgen.1007992. PMID: 30794539.
JK845 sog-10(q162) dpy-17(e164) III. C. elegans Dpy. Cold-sensitive Fog phenotype; incompletely penetrant, even at 12C. Low percentage of sterile hermaphrodites with an Ooc phenotype. Do not distribute this strain; other labs should request it from the CGC.
JK948 unc-32(e189) glp-1(q231) III; sog-4(q304) V. C. elegans Unc. sog-4 suppresses glp-1 at or below 20C. Do not maintain above 20C. Some Glp dead embryos because suppression is incomplete. Do not distribute this strain; other labs should request it from the CGC.
JK966 unc-32(e189) glp-1(q224) III; sog-5(q297) X. C. elegans Unc. sog-5 suppresses glp-1 at or below 20C. Stock cannot be maintain above 20C. Some dead Glp embryos on plates. Do not distribute this strain; other labs should request it from the CGC.
JK967 ubr-5(q298) I; unc-32(e189) glp-1(q231) III. C. elegans Unc. Fertile with viable progeny at or below 20C. Glp-1 sterile at higher temperatures. No obvious visible phenotype associated with sog-1. Do not distribute this strain; other labs should request it from the CGC.
JK968 unc-32(e189) glp-1(q231) III; sog-6(q306) IV. C. elegans Unc. Fertile with viable progeny at or below 20C. Glp-1 sterile at higher temperatures. No obvious visible phenotype associated with sog-6. Do not distribute this strain; other labs should request it from the CGC.

Alleles contributed by this laboratory

Allele Type DNA Change Protein Change
om40 Allele
om30 Allele
om31 Allele
om13 Allele substitution
om71 Allele substitution
om33 Allele substitution
om117 Allele
om58 Allele substitution
om84 Allele insertion
om97 Allele substitution nonsense