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batten diseaseevaluation of cln3 mutations on protein

batten diseaseevaluation of cln3 mutations on protein

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results for this questionFeedbackBatten disease evaluation of CLN3 mutations on protein

Juvenile neuronal ceroid lipofuscinosis (JNCL),or Batten disease,is caused by mutations in CLN3 (1).CLN3 is a hydrophobic protein of 438 amino acids containing 57 transmembrane domains.The amino acid sequence of CLN3 is highly conserved between vertebrates,Caenorhabditis elegans and yeast (2).Analysis of the primary structure did not show targeting signals or motifs that indicate function or intracellulResultsDiscussionMaterials and MethodsAcknowledgementsEvaluation of the CQLS motifWe first sought to confirm that our method of confocal analysis could clearly identify fluorescent signals arising from discrete compartments.Second,we confirmed that the CLN3 antibody,Q438,is specific for CLN3.Representative photomicrographs in Figure 1A show a positive control for overlapping compartAnalysis of naturally occurring CLN3 missense mutationsWe next tested how point mutations known to cause classical (V330F and R334H) or protracted (L101P,L170P and E295K) JNCL influence localization of CLN3.Clones containing these mutations were generated (Fig.2) and tested in A549 transfection experiments as described above.Regardless of wheCLN3 co-localization with synaptophysin in neuronal cell linesJNCL is predominantly a neuronal disease.To test whether subcellular targeting of the identified point mutations were similarly unaffected in the context of neuronal cells,we transfected PC6-3 cells (18) with wild-type and mutant forms of CLN3.Preliminary staining of neuronal cells transfected with wild-type CSee more on academic.oupCited by 133Publish Year 2000Author Ronald E.Haskell,Carrie J.Carr,David A.Pearce,Michael J.Bennett,Beverly L.DavidsonPublished Mar 22,2000CLN3,the protein associated with batten disease Mar 01,2005·Batten disease,an inherited neurodegenerative storage disease affecting children,results from the autosomal recessive inheritance of mutations in Cln3.The function of the CLN3 protein remains unknown.A key to understanding the pathology of this devastating disease will be to elucidate the function of CLN3 at the cellular level.CLN3 has proven difficult to study as it is predicted to be a membrane protein results for this questionIs Batten's disease autosomal recessive?Is Batten's disease autosomal recessive?Battens disease is the most common neurodegenerative disorder in childhood.It is caused by a mutation in the CLN3 gene which is inherited in an autosomal recessive pattern mostly in caucasian populations.The CLN3 mutation has reported incidences that range from 0.02-4.8 per 100,000 worldwide.Batten Disease - EyeWiki results for this questionWhat is Batten's disease epidemiology?What is Batten's disease epidemiology?Epidemiology.Battens disease is the most common neurodegenerative disorder in childhood.It is caused by a mutation in the CLN3 gene which is inherited in an autosomal recessive pattern mostly in caucasian populations.The CLN3 mutation has reported incidences that range from 0.02-4.8 per 100,000 worldwide.Batten Disease - EyeWiki

results for this questionWhat is CLN3 mutation?What is CLN3 mutation?It is unclear how mutations in the CLN3 gene lead to the characteristic features of CLN3 disease.One CLN3 gene mutation,found in the vast majority of cases,leads to the production of an abnormally short protein.As a result,the abnormal CLN3 protein is broken down or may interfere with normal cellular processes.CLN3 disease MedlinePlus Genetics(PDF) A model for Batten disease protein CLN3 Functional

A model for Batten disease protein CLN3 Functional implications from homology and mutationsA human model of Batten disease shows role of CLN3 in Feb 05,2021·Mutations in CLN3 lead to photoreceptor cell loss in CLN3 disease,a lysosomal storage disorder characterized by childhood-onset vision loss,neurological impairment,and

A novel role of the Batten disease gene CLN3 association

Apr 19,2007·3.4.BMP synthesis in DRMs and total lipid extract is directly correlated with CLN3 protein expression.To further evaluate the role of CLN3 protein expression in the synthesis of BMP,we generated LA-N-5 neuroblastoma cell lines that overexpressed either wild-type-CLN3 or its non-functional mutant CLN3-L170P .Author Cynthia Tang,Jimin Han,Sonal Dalvi,Kannan Manian,Lauren Winschel,Stefanie Volland,Celia A.SotPublish Year 2021A novel role of the Batten disease gene CLN3 association Metabolic labeling studies demonstrated that overexpression of wild-type-CLN3 protein resulted in increased synthesis of BMP (Fig.4A,B,C),whereas CLN3-deficient patient fibroblasts (Fig.3B) or overexpression of the missence mutant CLN3-L170P (Fig.4A,B,C),reduced synthesis of BMP,corroborating our steady-state measurements in brain.Author Muhammad Sher,Muhammad Farooq,Uzma Abdullah,Zafar Ali,Sanam Faryal,Mohammad Zakaria,Farid UllaPublish Year 2019CLN3 disease MedlinePlus GeneticsIt is unclear how mutations in the CLN3 gene lead to the characteristic features of CLN3 disease.One CLN3 gene mutation,found in the vast majority of cases,leads to the production of an abnormally short protein.As a result,the abnormal CLN3 protein is broken

BattenDiseaseHighlightsanInteractionbetweenCa2

Background CLN3 protein function is still unknown,but its loss causes Batten disease.Results Drug screening in a Batten disease model was developed to identify modifiers of altered cellular pathways.Conclusion Alterations in Ca2 handling are implicated in Batten disease,which may negatively influence the intracellular pathways regulated CLN3 CLN3 lysosomal/endosomal transmembrane protein Apr 10,2021·There is a strong correlation between CLN3 protein expression and synthesis of bis(monoacylglycerol)phosphate.This protein is responsible for Batten Disease.The major mutation is a 1.02 kb deletion,which removes exons 7 and 8.CLN3 gene MedlinePlus GeneticsThis mutation,which is usually called the 1 kilobase (kb) deletion,often occurs in both copies of the CLN3 gene.The 1 kb deletion removes a piece of the CLN3 gene and leads to the production of an abnormally short protein.As a result,the abnormal CLN3 protein is broken down or may interfere with normal cellular processes.

Cited by 140Publish Year 2005Author Seasson N.Phillips,Jared W.Benedict,Jill M.Weimer,David A.PearceCln3 ceroid lipofuscinosis,neuronal 3,juvenile (Batten

Dec 17,2020·Cln3 ceroid lipofuscinosis,neuronal 3,juvenile (Batten,Spielmeyer-Vogt disease) [ (house mouse)] Cln3-mutations underlying juvenile neuronal ceroid lipofuscinosis cause significantly reduced levels of These results show that CLN3 deficiency alters antigen presenting cells,which can beCited by 149Publish Year 2003Author Aija Kyttälä,Gudrun Ihrke,Jouni Vesa,Michael J.Schell,J.Paul LuzioBatten Disease - EyeWikiThe JNCL Batten disease is caused by a mutation in the CLN3 gene which is inherited in an autosomal recessive pattern mostly in Caucasian populations.The CLN3 mutation has reported incidences that range from 0.02-4.8 per 100,000 worldwide.Cited by 15Publish Year 2009Author Rebecca L.Haines,Sandra Codlin,Sara E.MoleCLN3 regulates endosomal function by modulatingABSTRACT Mutations in CLN3 are a cause of juvenile neuronal ceroid lipofuscinosis (JNCL),also known as Batten disease.Clinical manifestations include cognitive regression,progressive loss of vision and motor function,epileptic seizures and a significantly reduced lifespan.

Cited by 53Publish Year 2007Author Judith A.Hobert,Glyn DawsonThe fission yeast model for the lysosomal storage

The function of the CLN3 protein,which is mutated in patients with the neurodegenerative lysosomal storage disorder Batten dis ease,has remained elusive since it was identified 13 years ago.Here,we exploited the Schizosaccharomyces pombe model to gain new insights into CLN3 function.Cited by 64Publish Year 2009Author Sandra Codlin,Sara E.Mole,Sara E.MoleSpectrum of mutations in the Batten disease gene,CLN3 Aug 01,1997·The Batten disease gene,CLN3,was recently isolated,and four disease-causing mutations were identified,including a 1.02-kb deletion that is present in the majority of patients (The International Batten Disease Consortium 1995).Cited by 74Publish Year 2011Author Richard I.Tuxworth,Haiyang Chen,Valerie Vivancos,Nancy Carvajal,Xun Huang,Guy TearA novel in-frame mutation in CLN3 leads to Juvenile NCLs affect central nervous system,primarily cerebellar and cerebral cortices.Juvenile neuronal ceroid lipofuscinosis (JNCL),also known as Batten disease,is the most common form of NCLs.JNCL is primarily caused by pathogenic mutations in CLN3 gene,which encodes a transporter transmembrane protein of uncertain function.

Cited by 88Publish Year 2008Author Daniel J Metcalf,Alessandra A Calvi,Matthew Nj Seaman,Hannah M Mitchison,Daniel F CutlerTherapeutic efficacy of antisense oligonucleotides in

CLN3 Batten disease is an autosomal recessive,neurodegenerative,lysosomal storage disease caused by mutations in CLN3,which encodes a lysosomal membrane protein 1-3.There are no disease-modifying treatments for this disease that affects up to 1 in 25,000 births,has an onset of symptoms in early childhood and typically is fatal by 20-30 years of life 4-7 .Cited by 95Publish Year 2005Author Yannick Gachet,Sandra Codlin,Jeremy S.Hyams,Sara E.MoleSome results are removed in response to a notice of local law requirement.For more information,please see here.12345NextCited by 9Publish Year 2019Author Carolin Schmidtke,Stephan Tiede,Melanie Thelen,Reijo Käkelä,Sabrina Jabs,Georgia Makrypidi,MarLoss of the Batten disease gene CLN3 prevents exit from A common form of NCL is caused by mutations in CLN3,a multipass transmembrane protein of unknown function.We report that ablation of CLN3 causes accumulation of CI-MPR in the trans Golgi network,reflecting a 50% reduction in exit.

Classic Infantile CLN1 Disease - NORD (National

Classic infantile CLN1 disease is a rare genetic disorder with an onset of symptoms between 6 and 24 months of age.CLN1 disease is characterized by delays in reaching developmental milestones (developmental delays),twitching or jerking of muscles (myoclonic jerks),seizures,and mild to moderate intellectual disability.Cln3 MGI Mouse Gene Detail - MGI:107537 - ceroid Nullizygous mutations can result in neuronal ceroid lipofuscinosis,degeneration of the retina,cerebral cortex and cerebellum,hypertrophy of hippocampal interneuron populations,gliosis,neurological deficits,and premature death. IPR003492 Batten's disease protein Cln3.IPR018460 Batten's disease protein Cln3,subgroup.IPR036259 MFS Intracellular trafficking of CLN3,the protein underlying Juvenile neuronal ceroid lipofuscinoses (Batten disease) is a progressive neurodegenerative disorder resulting from mutations in the CLN3 gene,which encodes a hydrophobic 438 amino acid protein of unknown function.Prior studies have shown that CLN3 is expressed in multiple tissues,with highest levels in brain and testis.

Juvenile CLN3 Disease - NORD (National Organization for

Juvenile CLN3 disease occurs because of disruptions or changes (mutations) of the CLN3 gene located on the short arm (p) of chromosome 16 (16p12.1).The function of the protein encoded by this gene is not yet understood.Chromosomes,which are present in the nucleus of human cells,carry the genetic information for each individual.Juvenile neuronal ceroid lipofuscinoses(Batten disease) is a progressive neurodegenerative disorder resulting from mutations in the CLN3 gene,which encodes a hydrophobic 438 amino acid protein of unknown function.Prior studies have shown that CLN3 is expressed in multiple tissues,with highest levels in brain and testis.Intracellular trafficking of CLN3,the protein underlying Was this helpful?People also askIs the CLN3 gene related to Juvenile Batten disease?Is the CLN3 gene related to Juvenile Batten disease?Sine the discovery of juvenile Batten disease,many discoveries have been made relevant to the CLN3 gene,its protein,regulation or dysfunction.1201 - Gene ResultCLN3 CLN3 lysosomal/endosomal Lysosomal proteome analysis reveals that CLN3-defective The CLN3 gene encodes a lysosomal membrane protein of unknown function,and CLN3 mutations cause the fatal neurodegenerative lysosomal storage disorder CLN3 (Batten disease) by mechanisms that are poorly understood.

Moving towards therapies for Juvenile Batten disease

The neuronal ceroid lipofuscinoses (NCLs or Batten disease) are a group of at least nine autosomal recessively inherited monogenetic storage disorders.Because there are no effective therapies available,all forms of NCL invariably prove fatal after a prolonged period of disability.Indeed,for the forms of NCL that are the result of mutations in transmembrane proteins,the therapeutic outlook Osmotic Stress Changes the Expression and Subcellular Abstract Juvenile CLN3 disease (formerly known as juvenile neuronal ceroid lipofuscinosis) is a fatal childhood neurodegenerative disorder caused by mutations in the CLN3 gene.CLN3 encodes a putative lysosomal transmembrane protein with unknownOver-expression of CLN3P,the Batten Disease Protein The neuronal loss in Batten disease has been shown to be due to a combination of apoptosis and autophagy suggesting that CLN3P,the defective protein,may have an anti-neuronal death function.PANDER (PANcreatic-DERived factor) is a novel cytokine

S.pombe btn1,the orthologue of the Batten disease

Batten disease is characterised by lysosomal dysfunction.The most common type of the disease is caused by mutations in the membrane protein CLN3,whose function is unknown.We show that the fission yeast orthologue Btn1p,previously implicated in vacuole function,is required for correct sorting of the vacuole hydrolase carboxypeptidase Y (Cpy1p).Spectrum of Mutations in the Batten Disease Gene,CLN3The CLN3 gene,isolated in tion of the patients (n = 4) who were compound hetero- 1995,encodes a predicted protein of 438 amino acids zygotes for a missense mutation and the 1.02-kb deletion that has no homology to any proteins of known function were found to display an atypical phenotype that was (The International Batten Disease Consortium The Batten disease gene CLN3 is required for the response May 15,2011·Mutations in the CLN3gene cause juvenile neuronal ceroid lipofuscinosis (JNCL or Batten disease),a neurodegenerative disorder that affects young people (1).Onset of the disease is usually at 57 years,initially with retinal degeneration followed by a progressive loss of neural function resulting in death often by the age of 25 years (2).

The Yeast Model for Batten Disease Mutations inbtn1,btn2

The BTN1 gene product of the yeast Saccharomyces cerevisiae is 39% identical and 59% similar to human CLN3,which is associated with the neurodegenerative disorder Batten disease.Furthermore,btn1 - strains have an elevated activity of the plasma membrane H+-ATPase due to an abnormally high vacuolar acidity during the early phase of growth.Two Motifs Target Batten Disease Protein CLN3 toBatten disease is a neurodegenerative disorder resulting from mutations in CLN3,a polytopic membrane protein,whose predominant intracellular destination in nonneuronal cells is the lysosome.The topology of CLN3 protein,its lysosomal targeting mechanism,and the development of Batten disease are poorly understood.btn1,the Schizosaccharomyces pombehomologue of theCLN3,proving that Btn1p and CLN3 are functional homologues.The disease severity of Batten disease-causing mutations (G187A,E295K and V330F),when expressed in btn1 appeared to correlate with their effect on vacuolar pH,suggesting that elevated lysosomal pH contributes to the disease process.In ssion yeast,both Btn1p and CLN3



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