2024
Cdk8/CDK19 promotes mitochondrial fission through Drp1 phosphorylation and can phenotypically suppress pink1 deficiency in Drosophila
Liao J, Chung H, Shih C, Wong K, Dutta D, Nil Z, Burns C, Kanca O, Park Y, Zuo Z, Marcogliese P, Sew K, Bellen H, Verheyen E. Cdk8/CDK19 promotes mitochondrial fission through Drp1 phosphorylation and can phenotypically suppress pink1 deficiency in Drosophila. Nature Communications 2024, 15: 3326. PMID: 38637532, PMCID: PMC11026413, DOI: 10.1038/s41467-024-47623-8.Peer-Reviewed Original ResearchConceptsMitochondrial fissionRNA polymerase IINon-nuclear functionsDrp1-mediated fissionPhosphorylation of Drp1Elevated levels of ROSMitochondrial kinaseBang sensitivityLevels of PINK1Polymerase IIFly lifespanPhosphorylated Drp1PINK1 deficiencyDrp1 phosphorylationTranscriptional controlElongated mitochondriaLevels of ROSOverexpression of CDK8CDK8Drp1Mitochondrial dysmorphologyBehavioral defectsPINK1DrosophilaCytoplasm
2020
Novel role of dynamin‐related‐protein 1 in dynamics of ER‐lipid droplets in adipose tissue
Li X, Yang L, Mao Z, Pan X, Zhao Y, Gu X, Eckel‐Mahan K, Zuo Z, Tong Q, Hartig S, Cheng X, Du G, Moore D, Bellen H, Sesaki H, Sun K. Novel role of dynamin‐related‐protein 1 in dynamics of ER‐lipid droplets in adipose tissue. The FASEB Journal 2020, 34: 8265-8282. PMID: 32294302, PMCID: PMC7336545, DOI: 10.1096/fj.201903100rr.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulumFlx/Function of Drp1Multicellular organismsPeroxisomal fissionDrp1 ablationER retentionLD dynamicsAutophagy functionER functionNovel roleDrp1LD morphologyKnockout modelsProtein 1Unilocular morphologyAdipose tissueLipid metabolismDynaminOrganellesCold exposureTissueOrganismsLarge sizeMultilocular structure
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