{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,10]],"date-time":"2026-04-10T05:35:34Z","timestamp":1775799334327,"version":"3.50.1"},"reference-count":54,"publisher":"Rockefeller University Press","issue":"7","content-domain":{"domain":["rupress.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2007,12,31]]},"abstract":"<jats:p>Posttranslational modification through palmitoylation regulates protein localization and function. In this study, we identify a role for the Drosophila melanogaster palmitoyl transferase Huntingtin-interacting protein 14 (HIP14) in neurotransmitter release. hip14 mutants show exocytic defects at low frequency stimulation and a nearly complete loss of synaptic transmission at higher temperature. Interestingly, two exocytic components known to be palmitoylated, cysteine string protein (CSP) and SNAP25, are severely mislocalized at hip14 mutant synapses. Complementary DNA rescue and localization experiments indicate that HIP14 is required solely in the nervous system and is essential for presynaptic function. Biochemical studies indicate that HIP14 palmitoylates CSP and that CSP is not palmitoylated in hip14 mutants. Furthermore, the hip14 exocytic defects can be suppressed by targeting CSP to synaptic vesicles using a chimeric protein approach. Our data indicate that HIP14 controls neurotransmitter release by regulating the trafficking of CSP to synapses.<\/jats:p>","DOI":"10.1083\/jcb.200710061","type":"journal-article","created":{"date-parts":[[2007,12,25]],"date-time":"2007-12-25T01:34:38Z","timestamp":1198546478000},"page":"1481-1496","update-policy":"https:\/\/doi.org\/10.1083\/jcb.crossmarkpolicy","source":"Crossref","is-referenced-by-count":98,"title":["Huntingtin-interacting protein 14, a palmitoyl transferase required for exocytosis and targeting of CSP to synaptic vesicles"],"prefix":"10.1083","volume":"179","author":[{"given":"Tomoko","family":"Ohyama","sequence":"first","affiliation":[{"name":"1Department of Molecular and Human Genetics"}]},{"given":"Patrik","family":"Verstreken","sequence":"additional","affiliation":[{"name":"1Department of Molecular and Human Genetics"},{"name":"2Howard Hughes Medical Institute"}]},{"given":"Cindy V.","family":"Ly","sequence":"additional","affiliation":[{"name":"3Department of Neuroscience,"}]},{"given":"Tanja","family":"Rosenmund","sequence":"additional","affiliation":[{"name":"1Department of Molecular and Human Genetics"},{"name":"2Howard Hughes Medical Institute"}]},{"given":"Akhila","family":"Rajan","sequence":"additional","affiliation":[{"name":"1Department of Molecular and Human Genetics"}]},{"given":"An-Chi","family":"Tien","sequence":"additional","affiliation":[{"name":"4Program in Developmental Biology, Baylor College of Medicine, Houston, TX 77030"}]},{"given":"Claire","family":"Haueter","sequence":"additional","affiliation":[{"name":"2Howard Hughes Medical Institute"}]},{"given":"Karen L.","family":"Schulze","sequence":"additional","affiliation":[{"name":"2Howard Hughes Medical Institute"}]},{"given":"Hugo J.","family":"Bellen","sequence":"additional","affiliation":[{"name":"1Department of Molecular and Human Genetics"},{"name":"2Howard Hughes Medical Institute"},{"name":"1Department of Molecular and Human Genetics"},{"name":"2Howard Hughes Medical Institute"}]}],"member":"291","published-online":{"date-parts":[[2007,12,24]]},"reference":[{"key":"2023072915323567700_BIB1","doi-asserted-by":"crossref","first-page":"1323","DOI":"10.1242\/jeb.00898","volume":"207","year":"2004","journal-title":"J. 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