Laboratory Information

NameOG View on WormBase
Allele designationdr
HeadTodd Lamitina
InstitutionChildren's Hospital of Pittsburgh of UPMC, Pittsburgh, PA
Address Children's Hospital of Pittsburgh of UPMC
Rangos, Floor 7
4401 Penn Avenue
Pittsburgh 15224
United States
Website https://www.chp.edu/research/areas/researchers/lamitina
Gene classes clhm  hmit  nekl 

Strains contributed by this laboratory

Strain Genotype Species Description
OG1110 ogt-1(dr20) III; drIs4 IV; drEx468. C elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. drEx468 [ogt-1p::ogt-1(cDNA)::ogt-1 3'UTR + rol-6(su1006)]. Pick Rollers to maintain. Over-expression of OGT-1 in presumptive null mutant ogt-1(dr20) background. gpdh-1p::GFP is induced during hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1119 ogt-1(dr20) III; drIs4 IV; drEx469. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. drEx469 [dpy-7p::ogt-1(cDNA)::ogt-1 3'UTR + rol-6(su1006)]. Pick Rollers to maintain. Hypodermal expression of OGT-1 rescues presumptive null allele ogt-1(dr20). gpdh-1p::GFP is induced during hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1120 ogt-1(dr20) III; drIs4 IV; drEx470. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. drEx470 [nhx-2p::ogt-1(cDNA)::ogt-1 3'UTR + rol-6(su1006)]. Pick Rollers to maintain. Intestinal expression of OGT-1 provides tissue-specific rescue in ogt-1(dr20) presumptive null background. gpdh-1p::GFP is not induced during hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1121 ogt-1(dr20) III; drIs4 IV; drEx471. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. drEx471 [myo-3p::ogt-1(cDNA)::ogt-1 3'UTR + rol-6(su1006)]. Pick Rollers to maintain. Muscle-specific expression of OGT-1 provides tissue-specific rescue in ogt-1(dr20) presumptive null background. gpdh-1p::GFP is not induced during hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1122 ogt-1(dr20) III; drIs4 IV; drEx472. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. drEx472 [rab-3p::ogt-1(cDNA)::ogt-1 3'UTR + rol-6(su1006)]. Pick Rollers to maintain. Neuronal expression of OGT-1 provides tissue-specific rescue in ogt-1(dr20) presumptive null background. gpdh-1p::GFP is not induced during hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1124 ogt-1(dr84[ogt-1::GFP]) III. C.elegans Endogenous ogt-1 locus tagged with C-terminal GFP. OGT-1::GFP is expressed ubiquitously in somatic tissues with a nuclear localization. The OGT::GFP allele is functional. Superficially wild-type. Sanger sequence confirmed. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1135 ogt-1(dr86[K957M]) III; drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. K957M mutation introduced into the endogenous ogt-1 locus using CRISPR/Cas9; Sanger sequence confirmed. The K957M mutation ablates the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. gpdh-1p::GFP reporter is induced in the hypodermis and intestines during hypertonic stress. col-12p::GFP is constitutively expressed in the hypodermis. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1139 ogt-1(dr84[ogt-1::GFP] dr89[K957M]) III. C.elegans K957M mutation introduced into the endogenous ogt-1 locus tagged with C-terminal GFP. The K957M mutation ablates the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. OGT-1(K957M)::GFP is expressed ubiquitously in somatic tissues with a nuclear localization. Sanger sequence confirmed. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1140 ogt-1(dr90[H612A]) III; drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. H612A mutation introduced into the endogenous ogt-1 locus using CRISPR/Cas9; Sanger sequence confirmed. The H612A mutation decreases, but does not completely ablate, the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. gpdh-1p::GFP reporter is induced in the hypodermis and intestines during hypertonic stress. col-12p::GFP is constitutively expressed in the hypodermis. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1141 ogt-1(dr84[ogt-1::GFP] dr91[H612A]) III. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. H612A mutation introduced into the endogenous ogt-1 locus tagged with C-terminal GFP. OGT-1(H612A)::GFP is expressed ubiquitously in somatic tissues with a nuclear localization. The H612A mutation decreases, but does not completely ablate, the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. Sanger sequence confirmed. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1156 ogt-1(dr93[delta-TPR domain]) III; drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. TPR domain deleted in the endogenous ogt-1 locus using CRISPR/Cas9; Sanger sequence confirmed. The TPR domain deletion (128 aa - 583 aa) ablates the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. Defective gpdh-1p::GFP induction in the hypodermis and intestine during hypertonic stress. Constitutive col-12p::DsRed expression. Impaired adaptation to hypertonic stress. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG1157 ogt-1(dr84[ogt-1::GFP] dr94[delta-TPR domain]) III. C. elegans TPR domain deleted in the endogenous ogt-1 locus tagged with C-terminal GFP. The TPR domain deletion spans 128 aa - 583 aa. OGT-1(delta-TPR)::GFP is expressed ubiquitously in somatic tissues with a nuclear localization. The TPR domain deletion ablates the O-GlcNAcylation activity of OGT-1 as measured by the RL2 O-GlcNAc antibody. Sanger sequence confirmed. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG119 drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. gpdh-1p::GFP reporter is induced in the hypodermis and intestines during hypertonic stress. col-12p::GFP is constitutively expressed in the hypodermis. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG153 unc-119(ed3) III; drEx206. C. elegans drEx206 [hsf-1p::hsf-1::YFP::unc-54 3'UTR + unc-119(+)]. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG412 drIs20. C. elegans drIs20 [vha-6p::Q44::YFP + rol-6(su1006) + pBluescript II]. Integration of dgEx80. Animals express Q44-YFP in the intestine. YFP is soluble in young animals but forms aggregates with either aging or osmotic stress (500 mM NaCl). Reference: Moronetti Mazzeo LE, et al. Proc Natl Acad Sci U S A. 2012 Jun 26;109(26):10587-92.
OG472 drSi2 II; unc-119(ed3) III. C. elegans drSi2 [vha-6p::3XFLAG::pgp-3/CFTR(wt)::mCherry::unc-54 3'UTR] II. Superficially wild-type with mCherry expression only in the intestine with enrichment at the apical membrane. Single copy integration of the vha-6 promoter driving the PGP-3 protein with an N-terminal 3XFLAG tag and a C-terminal mCherry tag. Amino acids 476-484 of PGP-3 have been replaced with amino acids 501-509 of human CFTR (TIKENIIFG). Transgene was inserted at the ttTi5605 locus on LGII and verified to be a single copy insertion by long range PCR across the genomic locus. Reference: He L, et al. Dis Model Mech. 2012 Nov;5(6):930-9.
OG474 drSi4 II; unc-119(ed3) III. C. elegans drSi4 [vha-6p::3XFLAG::pgp-3/CFTR(delta F508)::mCherry::unc-54 3'UTR] II. Superficially wild-type with mCherry expression only in the intestine with significantly diminished expression as compared to drSi2. Single copy integration of the vha-6 promoter driving the PGP-3 protein with an N-terminal 3XFLAG tag and a C-terminal mCherry tag. Amino acids 476-484 of PGP-3 have been replaced with amino acids 501-509 of human CFTR with F508 deleted (TIKENII_G). Transgene was inserted at the ttTi5605 locus on LGII and verified to be a single copy insertion by long range PCR across the genomic locus. Reference: He L, et al. Dis Model Mech. 2012 Nov;5(6):930-9.
OG496 drSi12 II; unc-119(ed3) III. C. elegans drSi12 [hsf-1p::human hsf-1::GFP::unc-54 3'UTR + Cbr-unc-119(+) II. Human hsf-1 cDNA with a C-terminal GFP and controlled by 4 kb of the C. elegans hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605 in EG4322. Exhibits nuclear GFP expression that redistributes into granules only after prolonged (1 hr) 35C heat shock. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG497 drSi13 II; unc-119(ed3) III. C. elegans drSi13 [hsf-1p::hsf-1::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. hsf-1 cDNA with a C-terminal GFP and controlled by 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605 in EG4322. Exhibits nuclear GFP expression that redistributes into granules after >1 min 35C heat shock. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG528 hsf-1(sy441) I; drSi12 II. C. elegans drSi12 [hsf-1p::human hsf-1::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy human HSF1 (drSi12) in hsf-1(sy441) hypomorph. drSi12 includes human hsf-1 cDNA with a C-terminal GFP and controlled by 4 kb of the C. elegans hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605. Larval arrest at 25C. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG532 hsf-1(sy441) I; drSi13 II. C. elegans drSi13 [hsf-1p::hsf-1::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy C. elegans HSF-1 (drSi13) in hsf-1(sy441) hypomorph. drSi13 includes hsf-1 cDNA with a C-terminal GFP and controlled by 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605. Moderate rescue of sy441 25C growth arrest, but should be maintained at 20C or lower. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG566 drSi28 II; unc-119(ed3) III. C. elegans drSi28 [hsf-1p::hsf-1(R145A)::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. hsf-1 cDNA containing an arginine to alanine mutation at residue 145 in the DNA binding domain, with a C-terminal GFP and under control of 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605 in EG4322. Exhibits nuclear GFP expression that redistributes into granules at a reduced rate compared to wild type immediately after 1 min 35C heat shock. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG575 hsf-1(ok600) I/hT2 [bli-4(e937) let-?(q782) qIs48] (I;III); drSi13 II. C. elegans drSi13 [hsf-1p::hsf-1::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy drSi13 in the background of balanced hsf-1(ok600). drSi13 includes hsf-1 cDNA with a C-terminal GFP and controlled by 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605. Segregates WT GFP+ heterozygotes, non-GFP rescued ok600; drSi13 homozygotes, very rare GFP+ homozygous hT2, and dead eggs. Maintain by picking wild-type GFP+. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG576 hsf-1(ok600) I/hT2 [bli-4(e937) let-?(q782) qIs48] (I;III). C. elegans Segregates WT GFP+ heterozygotes, larval-arrested ok600 homozygotes, very rare GFP+ homozygous hT2, and dead eggs. Maintain by picking wild-type GFP+. [NOTE: Although ok600 has been reported as a 1085 bp deletion in hsf-1, sequencing of the hsf-1 PCR product revealed only an 877 bp deletion (5'-AAATAAAAATTTCTTAGAAA [877 bp deletion] TGTACATGGGATCCGGTCCA-3'). (Lamitina Lab, 12/17/2012)]
OG580 hsf-1(sy441) I; drSi28 II. C. elegans drSi28 [hsf-1p::hsf-1(R145A)::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy drSi28 in hsf-1(sy441) hypomorph. drSi28 includes hsf-1 cDNA containing an arginine to alanine mutation at residue 145 in the DNA binding domain, with a C-terminal GFP and under control of 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605. Larval arrest at 25C. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG584 hsf-1(ok600) I/hT2 [bli-4(e937) let-?(q782) qIs48] (I;III); drSi28 II. C. elegans drSi28 [hsf-1p::hsf-1(R145A)::GFP::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy drSi28 in the background of balanced hsf-1(ok600). drSi28 includes hsf-1 cDNA containing an arginine to alanine mutation at residue 145 in the DNA binding domain with a C-terminal GFP and controlled by 4 kb of the hsf-1 promoter, integrated at a single copy by MosSCI on chromosome II at ttTi5605. Segregates WT GFP+ heterozygotes, non-GFP ok600 homozygotes (not rescued by drSi28), very rare GFP+ homozygous hT2, and dead eggs. Maintain by picking wild-type GFP+. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG636 drSi41 II; unc-119(ed3) III. C. elegans drSi41 [hsf-1p::hsf-1::HA::unc-54 3'UTR + Cbr-unc-119(+)] II. hsf-1 cDNA containing an HA tag in frame between amino acids 370 and 371, under control of 4 kb of the hsf-1 promoter, integrated as a single copy by MosSCI on chromosome II at ttTi5605 in EG4322. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG646 hsf-1(sy441) I; drSi41 II. C. elegans drSi41 [hsf-1p::hsf-1::HA::unc-54 3'UTR + Cbr-unc-119(+)] II. Expresses single-copy drSi41 in hsf-1(sy441) hypomorph. drSi41 includes hsf-1 cDNA containing an HA tag in frame between amino acids 370 and 371, under control of 4 kb of the hsf-1 promoter, integrated as a single copy by MosSCI on chromosome II at ttTi5605. Moderate rescue of sy441 25C growth arrest, but should be maintained at 20C or lower. Reference: Morton EA, Lamitina T. Aging Cell. 2012 Oct 26. doi: 10.1111/acel.12024.
OG969 ogt-1(dr20) III; drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. ogt-1(dr20) was isolated in an ENU screen in parental strain OG119 for mutants with decreased induction of the gpdh-1p::GFP reporter during hypertonic stress. dr20 is a presumptive null allele [Q600STOP]. OG969 has decreased gpdh-1p::GFP induction during hypertonic stress and impaired adaptation to hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
OG971 ogt-1(dr15) III; drIs4 IV. C. elegans drIs4 [gpdh-1p::GFP + col-12p::DsRed] IV. ogt-1(dr20) was isolated in an ENU screen in parental strain OG119 for mutants with decreased induction of the gpdh-1p::GFP reporter during hypertonic stress. dr15 is a presumptive null allele [R267STOP]. OG971 has decreased gpdh-1p::GFP induction during hypertonic stress and impaired adaptation to hypertonic stress. Constitutive col-12p::DsRed expression. Reference: Urso SJ, et al. (2020). The O-GlcNAc transferase OGT is a conserved and essential regulator of the cellular and organismal response to hypertonic stress. bioRxiv, 2020.2005.2001.072033.
This laboratory hasn't submitted any alleles to the CGC.