Amino acid replacement: I1915T.
The I1915T mutation was reported relative to Lrrk-RB. analogous mutation in human LRRK2 implicated in Parkinson;disease 8; mutation carried on in vitro construct; site of nucleotide substitution in fly gene and specific disease association inferred by FlyBase curator.
Adults expressing LrrkI1915T.UAS under the control of Scer\GAL4Fer2.2359 or Scer\GAL4GMR58E02 show a progressive decrease in the number of PAM neurons.
Flies expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PG do not show a progressive reduction in electroretinogram amplitude (there is no significant difference in the amplitude seen in 3 and 28 day old flies).
Expression of LrrkI1915T.Scer\UAS driven by Scer\GAL4ple.PF leads to dopaminergic neuron loss.
Expression of LrrkI1915T.Scer\UAS under the control of Scer\GAL4GMR.PF does not result in any apparent eye degeneration.
Pre-synaptic or post-synaptic expression of LrrkI1915T.Scer\UAS (under the control of either Scer\GAL4elav-C155 or Scer\GAL4Mhc.PW) results in an estimated 20% decrease in the total number of type I boutons and neuromuscular junction branch number on muscle 6/7 of A3, with no observable effect on muscle size. Neuromuscular length is normal.
60 day old adults expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF show a significant reduction in the number of dopaminergic neurons in the protocerebral posterior medial 1 and 2 clusters and in the protocerebral posterior lateral 1 cluster compared to control flies, although the number of neurons in the protocerebral posterior medial 3 cluster is unaffected in the mutant flies.
Flies expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4da.G32 show significantly higher sensitivity to paraquat and to hydrogen peroxide compared to control flies.
Expression of LrrkI1915T.Scer\UAS under the control of Scer\GAL4elav-C155 results in locomotor dysfunction with age (45 day old flies show significantly reduced climbing ability compared to controls).
LrrkI1915T.UAS, Scer\GAL4Fer2.2359 has decreased cell number | adult stage | progressive phenotype, enhanceable by Fer2MB09480/Fer2MB09480
LrrkI1915T.UAS, Scer\GAL4Fer2.2359 has abnormal neuroanatomy | adult stage | progressive phenotype, enhanceable by Fer2MB09480/Fer2MB09480
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, enhanceable by Dcr-1RNAi.UAS.cUa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has visible phenotype, enhanceable by Diap1th-1/th[+]
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, non-enhanceable by lkb1[+]/Lkb14A4-2
LrrkI1915T.UAS, Scer\GAL4GMR58E02 has abnormal neuroanatomy | adult stage | progressive phenotype, suppressible | partially by Fer2fTRG00336.sfGFP-TVPTBF
LrrkI1915T.UAS, Scer\GAL4GMR58E02 has decreased cell number | adult stage | progressive phenotype, suppressible | partially by Fer2fTRG00336.sfGFP-TVPTBF
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible by Dcr-1UAS.cDa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible by E2f[+]/E2f107172
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible by Dp[+]/Dp49Fk-1
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible by RbfUAS.cDa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible | partially by mir-let7UAS.cGa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, suppressible | partially by mir-184UAS.cGa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has abnormal neuroanatomy | adult stage | RU486 conditional phenotype, suppressible by W[+]/hid1
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has visible phenotype, suppressible | partially by DroncKG02994/Nc[+]
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has visible phenotype, suppressible | partially by W[+]/hid1
LrrkI1915T.UAS, Scer\GAL4da.G32 has chemical sensitive phenotype, suppressible by eIF4E107238/eIF-4E[+]
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy | adult stage phenotype, suppressible by ThorUAS.cMa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4elav-C155 has abnormal locomotor behavior | adult stage phenotype, suppressible by ThorTA.UAS, Scer\GAL4elav-C155
LrrkI1915T.UAS, Scer\GAL4ple.PF has abnormal neuroanatomy phenotype, non-suppressible by lkb1[+]/Lkb14A4-2
Scer\GAL4Fer2.2359/LrrkI1915T.UAS is an enhancer of abnormal neuroanatomy | adult stage | progressive phenotype of Fer2MB09480
Scer\GAL4Fer2.2359/LrrkI1915T.UAS is an enhancer of decreased cell number | adult stage | progressive phenotype of Fer2MB09480
Scer\GAL4nSyb.PP/LrrkI1915T.UAS is an enhancer of decreased cell number | adult stage phenotype of Hsap\SNCAQUAS.cOa, Ncra\QFQF2.nSyb
Scer\GAL4nSyb.PP/LrrkI1915T.UAS is an enhancer of abnormal locomotor behavior | adult stage phenotype of Hsap\SNCAQUAS.cOa, Ncra\QFQF2.nSyb
LrrkI1915T.UAS, Scer\GAL4GMR.PF is an enhancer of visible phenotype of Scer\GAL4GMR.PF, forP1.UAS, foxoUAS.cPa
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO is an enhancer | RU486 conditional of abnormal neuroanatomy | adult stage | RU486 conditional phenotype of Scer\GAL4elav.Switch.PO, forP1.UAS, foxoUAS.cPa
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO is an enhancer | RU486 conditional of abnormal locomotor behavior | adult stage | RU486 conditional phenotype of Scer\GAL4elav.Switch.PO, forP1.UAS, foxoUAS.cPa
LrrkI1915T.UAS, Scer\GAL4GMR.PF is an enhancer of visible phenotype of Scer\GAL4GMR.PF, foxoUAS.cKb
LrrkI1915T.UAS, Scer\GAL4GMR.PFa is a suppressor | partially of visible | adult stage phenotype of Scer\GAL4GMR.PFa, egrUAS.cMa
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has short lived | RU486 conditional phenotype
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has abnormal neuroanatomy | adult stage | RU486 conditional phenotype
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has abnormal locomotor behavior | adult stage | RU486 conditional phenotype
LrrkI1915T.UAS, Scer\GAL4Fer2.2359 has adult dopaminergic PAM neuron | adult stage | decreased number phenotype, enhanceable by Fer2MB09480/Fer2MB09480
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, enhanceable by Dcr-1RNAi.UAS.cUa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has eye phenotype, enhanceable by Diap1th-1/th[+]
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, non-enhanceable by lkb1[+]/Lkb14A4-2
LrrkI1915T.UAS, Scer\GAL4GMR58E02 has adult dopaminergic PAM neuron | adult stage | decreased number phenotype, suppressible | partially by Fer2fTRG00336.sfGFP-TVPTBF
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible | partially by mir-let7UAS.cGa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible | partially by mir-184UAS.cGa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible by Dcr-1UAS.cDa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible by E2f[+]/E2f107172
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible by Dp[+]/Dp49Fk-1
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible by RbfUAS.cDa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has dopaminergic neuron | RU486 conditional phenotype, suppressible by W[+]/hid1
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has dopaminergic PPL1 neuron | RU486 conditional phenotype, suppressible by W[+]/hid1
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has eye phenotype, suppressible | partially by DroncKG02994/Nc[+]
LrrkI1915T.UAS, Scer\GAL4GMR.PF, foxoUAS.cKb has eye phenotype, suppressible | partially by W[+]/hid1
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, suppressible by ThorUAS.cMa, Scer\GAL4ple.PF
LrrkI1915T.UAS, Scer\GAL4ple.PF has dopaminergic neuron phenotype, non-suppressible by lkb1[+]/Lkb14A4-2
Scer\GAL4Fer2.2359/LrrkI1915T.UAS is an enhancer of adult dopaminergic PAM neuron | adult stage | decreased number phenotype of Fer2MB09480
Scer\GAL4nSyb.PP/LrrkI1915T.UAS is an enhancer of outer medulla | adult stage phenotype of Hsap\SNCAQUAS.cOa, Ncra\QFQF2.nSyb
Scer\GAL4nSyb.PP/LrrkI1915T.UAS is an enhancer of medulla intrinsic columnar neuron | adult stage | decreased number phenotype of Hsap\SNCAQUAS.cOa, Ncra\QFQF2.nSyb
Scer\GAL4nSyb.PP/LrrkI1915T.UAS is an enhancer of dopaminergic medulla neuron | adult stage | decreased number phenotype of Hsap\SNCAQUAS.cOa, Ncra\QFQF2.nSyb
LrrkI1915T.UAS, Scer\GAL4GMR.PF is an enhancer of eye phenotype of Scer\GAL4GMR.PF, forP1.UAS, foxoUAS.cPa
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO is an enhancer | RU486 conditional of eye | RU486 conditional phenotype of Scer\GAL4elav.Switch.PO, forP1.UAS, foxoUAS.cPa
LrrkI1915T.UAS, Scer\GAL4GMR.PF is an enhancer of eye phenotype of Scer\GAL4GMR.PF, foxoUAS.cKb
LrrkI1915T.UAS, Scer\GAL4GMR.PFa is a suppressor | partially of eye phenotype of Scer\GAL4GMR.PFa, egrUAS.cMa
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has dopaminergic neuron | RU486 conditional phenotype
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has dopaminergic PPL1 neuron | RU486 conditional phenotype
LrrkI1915T.UAS, Scer\GAL4elav.Switch.PO, foxoUAS.cKb has dopaminergic PPM3 neuron | RU486 conditional phenotype
The dot-like small eye phenotype characteristic for flies expressing egrScer\UAS.cMa under the control of Scer\GAL4GMR.PFa is strongly suppressed by co-expression of LrrkI1915T.Scer\UAS.
Co-expression of foxoScer\UAS.cPa and forP1.Scer\UAS under the control of Scer\GAL4GMR.PF results in degeneration of the eye. The severity of this phenotype is enhanced by co-expression of LrrkI1915T.Scer\UAS.
Co-expression of forP1.Scer\UAS and LrrkI1915T.Scer\UAS under the control of Scer\GAL4GMR.PF results in flies with normal eyes.
Co-expression of foxoScer\UAS.cPa and forP1.Scer\UAS under the control of Scer\GAL4elav.Switch.PO in the presence of RU486 results in loss of dopaminergic neurons. This phenotype is enhanced by co-expression of LrrkI1915T.Scer\UAS.
Co-expression of foxoScer\UAS.cPa and forP1.Scer\UAS under the control of Scer\GAL4elav.Switch.PO in the presence of RU486 results in flies with reduced climbing ability. This phenotype is worsened by co-expression of LrrkI1915T.Scer\UAS.
In flies expressing LrrkI1915T.Scer\UAS driven by Scer\GAL4ple.PF, Dcr-1Scer\UAS.cDa-overexpression suppresses the neuronal toxicity of LrrkI1915T.Scer\UAS.
In flies expressing LrrkI1915T.Scer\UAS driven by Scer\GAL4ple.PF, Dcr-1VDRC.cUa-overexpression exacerbates the neuronal toxicity of LrrkI1915T.Scer\UAS.
Heterozygosity for E2f07172 suppresses the dopaminergic neuronal phenotypes in animals expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF.
Heterozygosity for Dp49Fk-1 suppresses the dopaminergic neuronal phenotypes in animals expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF.
Overexpression of RbfScer\UAS.cDa suppresses the dopaminergic neuronal phenotypes in animals expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF.
Heterozygosity for lkb14A4-2 has no effect on the dopaminergic neuronal phenotypes in animals expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF.
Overexpression of let-7Scer\UAS.cGa partly suppresses the dopaminergic neuronal phenotypes of LrrkI1915T.Scer\UAS-expression via Scer\GAL4ple.PF.
Overexpression of mir-184Scer\UAS.cGa partly suppresses the dopaminergic neuronal phenotypes of LrrkI1915T.Scer\UAS-expression via Scer\GAL4ple.PF.
The severity of the eye defects caused by expression of foxoScer\UAS.cKb under the control of Scer\GAL4GMR.PF are enhanced by co-expression of LrrkI1915T.Scer\UAS.
Co-expression of foxoScer\UAS.cKb and LrrkI1915T.Scer\UAS under the control of Scer\GAL4elav.Switch.PO in the presence of RU486 throughout the lifespan results in a reduction in lifespan. These flies show an age-dependent decrease in the number of PPM1/2, PPM3 and PPL1 neurons and 1 day old flies show a defect in climbing ability.
Co-expression of foxoS259A.Scer\UAS and LrrkI1915T.Scer\UAS under the control of Scer\GAL4elav.Switch.PO in the presence of RU486 throughout the lifespan does not have an effect on lifespan. The flies do not show loss of dopaminergic neurons PAL, PPM1/2, PPM3 or PPL1.
The eye phenotype caused by co-expression of foxoScer\UAS.cKb and LrrkI1915T.Scer\UAS under the control of Scer\GAL4GMR.PF is significantly suppressed if the flies also carry either NcKG02994/+ or W1/+.
The eye phenotype caused by co-expression of foxoScer\UAS.cKb and LrrkI1915T.Scer\UAS under the control of Scer\GAL4GMR.PF is enhanced by th1/+.
The degeneration of the PPM1/2 and PPL1 neurons which is seen in flies co-expressing foxoScer\UAS.cKb and LrrkI1915T.Scer\UAS under the control of Scer\GAL4elav.Switch.PO in the presence of RU486 is suppressed if they alo carry W1/+.
The increased sensitivity to paraquat that is seen in flies expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4da.G32 is suppressed to wild-type levels of sensitivity if the flies are also heterozygous for eIF-4E07238.
The decrease in the number of dopaminergic neurons in the protocerebral posterior medial 1 and 2 clusters and in the protocerebral posterior lateral 1 cluster that is seen in 60 day old adults expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4ple.PF is suppressed by co-expression of ThorScer\UAS.cMa.
The reduced climbing ability that is seen in 45 day old flies expressing LrrkI1915T.Scer\UAS under the control of Scer\GAL4elav-C155 is partially rescued by co-expression of ThorTA.Scer\UAS.