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http://purl.uniprot.org/citations/18218901http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/18218901http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/18218901http://www.w3.org/2000/01/rdf-schema#comment"T cell receptor (TCR) and costimulatory receptor (CD28) signals cooperate in activating T cells, although understanding of how these pathways are themselves regulated is incomplete. We found that Homer2 and Homer3, members of the Homer family of cytoplasmic scaffolding proteins, are negative regulators of T cell activation. This is achieved through binding of nuclear factor of activated T cells (NFAT) and by competing with calcineurin. Homer-NFAT binding was also antagonized by active serine-threonine kinase AKT, thereby enhancing TCR signaling via calcineurin-dependent dephosphorylation of NFAT. This corresponded with changes in cytokine expression and an increase in effector-memory T cell populations in Homer-deficient mice, which also developed autoimmune-like pathology. These results demonstrate a further means by which costimulatory signals are regulated to control self-reactivity."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.org/dc/terms/identifier"doi:10.1126/science.1151227"xsd:string
http://purl.uniprot.org/citations/18218901http://purl.org/dc/terms/identifier"doi:10.1126/science.1151227"xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Kang S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Kang S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"May M.J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"May M.J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Lutz M."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Lutz M."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Zhu Y."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Zhu Y."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Collins S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Collins S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Powell J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Powell J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Tu J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Tu J."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Worley P.F."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Worley P.F."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Bouyain S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Bouyain S."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Dehoff M."xsd:string
http://purl.uniprot.org/citations/18218901http://purl.uniprot.org/core/author"Dehoff M."xsd:string