2024
A fluorescence-based assay for measuring polyamine biosynthesis aminopropyl transferase–mediated catalysis
Singh P, Choi J, Wang W, Lam T, Lechner P, Vanderwal C, Pou S, Nilsen A, Mamoun C. A fluorescence-based assay for measuring polyamine biosynthesis aminopropyl transferase–mediated catalysis. Journal Of Biological Chemistry 2024, 300: 107832. PMID: 39342998, PMCID: PMC11541840, DOI: 10.1016/j.jbc.2024.107832.Peer-Reviewed Original ResearchAminopropyl transferaseFluorescence-based assayLack of high-throughput assaysHigh-throughput screeningCarbon chain lengthChemical librariesMass spectrometryChain lengthHigh-throughput assayDrug discoveryMass spectrometry analysisSaccharomyces cerevisiaeThin-layer chromatographyFluorescence intensityCellular functionsSpectrometry analysisPolycationic moleculesFluorescent conjugatesIsoindoleAPT activityCatalysisAssayBenzeneAdductsEnzyme
2022
Evidence for a Conserved Function of Eukaryotic Pantothenate Kinases in the Regulation of Mitochondrial Homeostasis and Oxidative Stress
Ceccatelli Berti C, Gihaz S, Figuccia S, Choi J, Pal A, Goffrini P, Ben Mamoun C. Evidence for a Conserved Function of Eukaryotic Pantothenate Kinases in the Regulation of Mitochondrial Homeostasis and Oxidative Stress. International Journal Of Molecular Sciences 2022, 24: 435. PMID: 36613877, PMCID: PMC9820505, DOI: 10.3390/ijms24010435.Peer-Reviewed Original ResearchConceptsPantothenate Kinase-Associated NeurodegenerationFunctional conservationMitochondrial transit peptidePantothenate kinaseNormal cellular activitiesUse of yeastOverexpression of humanTransit peptideConserved functionYeast mutantsModel organismsPanK activityCellular functionsOxidative stressCellular conditionsMitochondrial homeostasisCellular cofactorsDefective growthKinase isoformsCellular activitiesMetabolic pathwaysYeastGenesMitochondrial dysfunctionBiochemical properties