Mechanosensory abnormal - semidominant. Lethargic at 25C. Neurons/Touch abnormal.

twnEx8 (mec-7p::tomm20::mCherry + myo-2p::GFP). Punctate mCherry signals denote mitochondria in six touch neurons. Pick animals GFP+ in the pharynx to maintain. Reference: Jiang HC, et al. Proc Natl Acad Sci U S A. 2015 Jul 14;112(28):8768-73.

nIs31 [mec-7::ced-4a + rol-6(su1006)]. Rollers.

nIs50 [mec-7::ced-3a + rol-6(su1006)]. Rollers.

ZK154.3. Homozygous. Outer Left Sequence: ATTACAGTTGGATCAGGGCG. Outer Right Sequence: CACTTTCCCACCTCATCGTT. Inner Left Sequence: AAGCAAAGCAAAAAGGCTGA. Inner Right Sequence: TGTTCGGGTGTTTCAAGATG. Inner Primer PCR Length: 2164 bp. Deletion Size: 1346 bp. Deletion left flank: TCGTAAAATTTTACCTGTGAACTGCTCTGA. Deletion right flank: ATATGAACGATCTCGCGCATGTTGCTTGAA. Attribution: This strain was provided by the C. elegans Gene Knockout Project at the Oklahoma Medical Research Foundation, which was part of the International C. elegans Gene Knockout Consortium, which should be acknowledged in any publications resulting from its use. Paper_evidence WBPaper00041807

Dominant. Touch insensitive.

jeIs1 [mec-7(+)::lacZ + rol-6(su1006)]. Rollers. Males will mate.

Long. Mechanosensory abnormal. Semidominant Mec.

Long. Mechanosensory abnormal. Severe mechanosensory abnormal. Recessive.

Dominant Mechanosensory Abnormal at 20C. Long.

muIs35 [mec-7::GFP + lin-15(+)].

muIs35 [mec-7::GFP + lin-15(+)]. Egl. GFP+. QR pax migration defect.

ljSi2 [mec-7::GCaMP6m::SL2::TagRFP + unc-119(+)] II. GCaMP6m (13.693) and RFP expressed in touch receptor neurons (ALML/R, AVM, PVM, PLML/R). Dual expression of GCamp6m and RFP allows for ratio-metric corrections of motion artifacts. Reference: Cho Y, et al. Lab Chip. 2017 Jul 25;17(15):2609-2618.

bvIs2 contains [ric-19p::age-1(cDNA)::myc::unc-54 3'UTR + mec-7::GFP]. sqt-1(sc13) causes recessive left-handed rollers. bvIs2 rescues mg44 dauer arrest and partially rescues mg44 longevity. Array can be detected by PCR (Fwd: 5'-GCA CAG TTT TAC GAA AGG AAC-3' / Rev: 5'-ACC ATC GTT TGC AGT TGT GG-3'). Reference: Iser WB, Gami MS, Wolkow CA. Dev Biol. 2007 Mar 15;303(2):434-47.

bvIs1 contains [ges-1p::age-1(cDNA)::unc-54 3'UTR + mec-7::GFP]. sqt-1(sc13) causes recessive left-handed rollers. bvIs1 rescues mg44 dauer arrest and partially rescues mg44 longevity. Array can be detected by PCR (Fwd: 5'-GTC ATT TTG GCA CCA TAG GAG-3' / Rev: 5'-ACC ATC GTT TGC AGT TGT GG-3'). Reference: Iser WB, Gami MS, Wolkow CA. Dev Biol. 2007 Mar 15;303(2):434-47.

Recessive. Misexpresses mec-7 in the BDU neurons. Unc. Males can mate at 15C.

Dpy. pag-1(ls2) is recessive and has not visible phenotype by itself. It increases the expression of certain lacZ fusion genes such as lacZmec-7, unc-86lacZ and unc-4unc-76lacZ.

mgEx663 [dpy-7p::daf-9B(cDNA)::GFP + mec-7::GFP]. Pick GFP+ to maintain. GFP fusion containing 0.4 kb dpy-7 promoter and daf-9 isoform B cDNA. Reference: Mak HY, Ruvkun G. Development. 2004 Apr;131(8):1777-86.

aSi8 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p:: NLS::GCaMP7s::egl-13-NLS::SL2::NLS::mScarlet-I:: egl-13-NLS] II. mec-7 promoter driving nuclear-localized expression of GCaMP7f in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

aSi23 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p:: NLS::GCaMP7f::egl-13-NLS::SL2::NLS::mScarlet-I:: egl-13-NLS] II. mec-7 promoter driving nuclear-localized expression of GCaMP7f in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

aSi26 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p:: NLS::GCaMP7s::ras-2-CAAX::SL2::mScarlet-I::ras-2-CAAX] II. mec-7 promoter driving membrane-localized expression of GCaMP7f in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

aSi31 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p:: NLS::GCaMP7f::ras-2-CAAX::SL2::mScarlet-I::ras-2-CAAX] II. mec-7 promoter driving membrane-localized expression of GCaMP7f in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

aSi27 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p::GCaMP7s::SL2::mScarlet-I] II. mec-7 promoter driving expression of GCaMP7s in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

aSi36 [lox2272::Cbr-unc-119(+)::lox2272::mec-7p::GCaMP7f::SL2::mScarlet-I] II. mec-7 promoter driving expression of GCaMP7f in ALM, PLM, AVM & PVM neurons. Reference: Ding J, et al. GE (Bethesda). 2023 Sep 30;13(10):jkad183. doi: 10.1093/g3journal/jkad183. PMID: 37565483.

Suppresses touch receptor axon guidance defect of mec-7::unc-5.

evEx1 [rol-6(su1006) + mec-7(+)-lacZ]. Throws Rollers and WT. Pick Rollers to maintain. Grow at 25C to increase staining.

evIs41[mec-7::lacZ; mec-7::unc-5; dpy-20(+)] V. Suppresses axon guidance phenotype ofmec-7::unc-5. Has slight Uncoordinated phenotype.

evIs41[mec-7::lacZ; mec-7::unc-5 + dpy-20(+)] V. Suppresses axon guidance phenotype ofmec-7::unc-5. Has slight Uncoordinated phenotype.

hjIs67 [atgl-1p::atgl-1::GFP + mec-7::RFP]. GFP expression is not detectable at low magnification. Reference: Zhang SO, et al. Proc Natl Acad Sci U S A. 2010;107(10):4640-5.

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II; bqSi487 [mec-7p::FLP D5 + unc-119(+)] IV. Heat shock produces green nuclei in mechanosensory neurons and red nuclei elsewhere.

muIs32 [mec-7p::GFP + lin-15(+)]. QL descendants migrate anteriorly; defects in HSN migration, male tail formation and PLM axon outgrowth. Egl. Unc. Pvl. Weak Dpy.

muIs32 [mec-7p::GFP + lin-15(+)]. QL descendants migrate anteriorly.

muIs32 [mec-7p::GFP + lin-15(+)]. Superficially wild-type. Reference: Ch'ng, Q et al. (2003) Geneteics 164:1355-67.

twnEx185 [mec-7p::MTS::roGFP + mec-7p::TOMM20::mCherry + ttx-3p::GFP]. Pick animals with GFP expression in head neurons (AIY) to maintain. roGFP can be used to monitor redox status of the mitochondrial matrix in the six touch receptor neurons: the oxidation-reduction status of mitochondrial matrix can be monitored with roGFP, a GFP variant that increases brightness in a more oxidized environment. The mitochondrial outer membrane in these neurons are marked by mCherry. Reference: Jiang HC, et al. Proc Natl Acad Sci USA. 2015 Jul 14;112(28):8768-73. doi: 10.1073/pnas.1501831112. PMID: 26124107. [NOTE: twnEx185 is incorrectly described as carrying myo-2p::GFP in the reference publication. The correct co-injection marker is ttx-3::GFP.]

rexIs1 [hsp-16p::halo::TEV::Keap1 + mec-7p::mRFP]. Constitutive red fluorescence in touch-receptor neurons. Heat-shock promoter drives expression of Halo protein with TEV recognition site for the tobacco etch virus protease and human Keap1 protein (an established RES sensor). No phenotypic change upon heat-shock (37°C). Integrated into N2 background; insertion site not known. Reference: Long MJC, et al. Biochemistry. 2017 Sep 12. doi: 10.1021/acs.biochem.7b00642.

rexIs2 [hsp-16p::tom70::mCherry::halo + mec-7p::mRFP]. Array is prone to silencing; pick RFP animals to maintain array. Constitutive red fluorescence in touch-receptor neurons. Heat-shock promoter drives expression of mCherry with tom70 (outer mitochondrial membrane targeting sequence from yeast) and Halo protein. Global red fluorescence upon heat-shock (37°C). Integrated into N2 background; insertion site not known. Reference: Long MJC, et al. Biochemistry. 2017 Sep 12. doi: 10.1021/acs.biochem.7b00642.

muIs32 [mec-7p::GFP + lin-15(+)]. Egl, semi-Sterile, embryonic & larval lethality. Lethal in trans to Df. Defective fusion of anchor cell to uterine seam. Maintain under normal conditions. Reference: Choi J, et al., Dev Biol. 2006 Sep 1;297(1):87-102.

muIs32 [mec-7p::GFP + lin-15(+)]. Homozygous viable. Reference: Kim KW, et al. Elife. 2018 Nov 21;7:e39756. doi: 10.7554/eLife.39756. PMID: 30461420

muIs32 [mec-7p::GFP + lin-15(+)]. Heterozygotes are WT with pharyngeal GFP signal, and segregate WT GFP, arrested hT2 aneuploids, and non-GFP nmat-2(ju1514) homozygotes (sterile adults). Homozygous hT2[bli-4 let-? qIs48] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. Reference: Kim KW, et al. Elife. 2018 Nov 21;7:e39756. doi: 10.7554/eLife.39756. PMID: 30461420

muIs32 [mec-7p::GFP + lin-15(+)]. GFP-labeled touch receptor neurons showing wild-type-like morphology. Derived by out-crossing parental ok3307 strain to remove a linked mutation in rpm-1. Reference: Jin EJ & Jin Y. (2022). A mutation linked to degt-1(ok3307) in C. elegans strain VC2633 affects rpm-1. microPublication Biology. 10.17912/micropub.biology.000565. PMC ID: PMC9073554.]

mgIs35 [ins-1(genomic) + mec-7p::GFP]. Temperature-sensitive. Maintain at 15C. Daf-c. High penetrance of dauer formation at 20C. Integration of mgEx557. Reference: Pierce SB, et al. Genes Dev. 2001 Mar 15;15(6):672-86.

muIs32 [mec-7p::GFP + lin-15(+)]. Egl. Anterior migration of the QL.d, defects in QR.d and HSN migration.

muIs32 [mec-7p::GFP + lin-15(+)]. Egl. Anterior migration of the QL.d, defects in QR.d and HSN migration.

huIs7 [hsp-16.2p::Myc::bar-1(delta N) + mec-7p::GFP + dpy-20(+)]. Muv. Posterior migration of the QR descendants. Reference: de Groot et al. (2014) Science Signal. Ra26.

muIs32 [mec-7p::GFP + lin-15(+)]. QL daughter cells (e.g. PVM) migrate to positions anterior of the vulva in about 25% of the animals.

muIs32 [mec-7p::GFP + lin-15(+)] II. Reference: Oosterveen et al. (2007) Dev Biol 308: 438-48.

muIs32 [mec-7p::GFP + lin-15(+)] II. Reference: Oosterveen et al. (2007) Dev Biol 308: 438-48.

muIs32 [mec-7p::GFP + lin-15(+)] II. huEx83 [pry-1p::axl-1::GFP + myo-2p::GFP]. Pick animals with GFP+ pharynx to maintain. Reference: Oosterveen et al. (2007) Dev Biol 308: 438-48.

jjIs2277 [pCXT51(5*RLR::pes-10p(deleted)::GFP) + LiuFD61(mec-7p::RFP)]; integrated on LG I or IV. Reference: Tian et al. (2010) Development 137(14):2375-84.

jjIs2277 [pCXT51(5*RLR::pes-10p(deleted)::GFP) + LiuFD61(mec-7p::RFP)]; integrated on LG I or IV. Reference: Tian et al. (2010) Development 137(14):2375-84.