http://purl.uniprot.org/citations/25518934 | http://www.w3.org/1999/02/22-rdf-syntax-ns#type | http://purl.uniprot.org/core/Journal_Citation |
http://purl.uniprot.org/citations/25518934 | http://www.w3.org/2000/01/rdf-schema#comment | "During hyperosmotic shock, Saccharomyces cerevisiae adjusts to physiological challenges, including large plasma membrane invaginations generated by rapid cell shrinkage. Calcineurin, the Ca(2+)/calmodulin-dependent phosphatase, is normally cytosolic but concentrates in puncta and at sites of polarized growth during intense osmotic stress; inhibition of calcineurin-activated gene expression suggests that restricting its access to substrates tunes calcineurin signaling specificity. Hyperosmotic shock promotes calcineurin binding to and dephosphorylation of the PI(4,5)P2 phosphatase synaptojanin/Inp53/Sjl3 and causes dramatic calcineurin-dependent reorganization of PI(4,5)P2-enriched membrane domains. Inp53 normally promotes sorting at the trans-Golgi network but localizes to cortical actin patches in osmotically stressed cells. By activating Inp53, calcineurin repolarizes the actin cytoskeleton and maintains normal plasma membrane morphology in synaptojanin-limited cells. In response to hyperosmotic shock and calcineurin-dependent regulation, Inp53 shifts from associating predominantly with clathrin to interacting with endocytic proteins Sla1, Bzz1, and Bsp1, suggesting that Inp53 mediates stress-specific endocytic events. This response has physiological and molecular similarities to calcineurin-regulated activity-dependent bulk endocytosis in neurons, which retrieves a bolus of plasma membrane deposited by synaptic vesicle fusion. We propose that activation of Ca(2+)/calcineurin and PI(4,5)P2 signaling to regulate endocytosis is a fundamental and conserved response to excess membrane in eukaryotic cells."xsd:string |
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http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/author | "Elias J.E."xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/author | "Cyert M.S."xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/author | "Guiney E.L."xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/author | "Goldman A.R."xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/date | "2015"xsd:gYear |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/name | "Mol Biol Cell"xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/pages | "769-785"xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/title | "Calcineurin regulates the yeast synaptojanin Inp53/Sjl3 during membrane stress."xsd:string |
http://purl.uniprot.org/citations/25518934 | http://purl.uniprot.org/core/volume | "26"xsd:string |
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