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http://purl.uniprot.org/citations/29539424http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/29539424http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/29539424http://www.w3.org/2000/01/rdf-schema#comment"Cysteine cathepsins play roles during development and disease beyond their function in lysosomal protein turnover. Here, we leverage a fluorescent activity-based probe (ABP), BMV109, to track cysteine cathepsins in normal and diseased zebrafish embryos. Using this probe in a model of mucolipidosis II, we show that loss of carbohydrate-dependent lysosomal sorting alters the activity of several cathepsin proteases. The data support a pathogenic mechanism where TGF-ß signals enhance the proteolytic processing of pro-Ctsk by modulating the expression of chondroitin 4-sulfate (C4-S). In MLII, elevated C4-S corresponds with TGF-ß-mediated increases in chst11 expression. Inhibiting chst11 impairs the proteolytic activation of Ctsk and alleviates the MLII phenotypes. These findings uncover a regulatory loop between TGF-ß signaling and Ctsk activation that is altered in the context of lysosomal disease. This work highlights the power of ABPs to identify mechanisms underlying pathogenic development in living animals."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.org/dc/terms/identifier"doi:10.1016/j.celrep.2018.02.066"xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Bogyo M."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Bogyo M."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Azadi P."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Azadi P."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Steet R.A."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Steet R.A."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Christian C."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Christian C."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Flanagan-Steet H."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Flanagan-Steet H."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Archer-Hartmann S."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Archer-Hartmann S."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Aarnio-Peterson M."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Aarnio-Peterson M."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Lu P.N."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Lu P.N."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Sanman L."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/author"Sanman L."xsd:string
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/date"2018"xsd:gYear
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/date"2018"xsd:gYear
http://purl.uniprot.org/citations/29539424http://purl.uniprot.org/core/name"Cell Rep."xsd:string