2024
Protein condensates in the the secretory pathway: Unraveling biophysical interactions and function
Campelo F, Lillo J, von Blume J. Protein condensates in the the secretory pathway: Unraveling biophysical interactions and function. Biophysical Journal 2024, 123: 1531-1541. PMID: 38698644, PMCID: PMC11214006, DOI: 10.1016/j.bpj.2024.04.031.Peer-Reviewed Original ResearchSecretory pathwayProtein condensatesGolgi apparatusCellular processesEndoplasmic reticulumMembraneless organellesBiomolecular condensatesCellular consequencesCellular organizationBiochemical reactionsFunctional significanceProteinMembrane boundariesBiophysical interactionsPathwayMembraneSpecific componentsGolgiOrganellesReticulumOrganizationSecretoryCondensation interactionInteractionPhase separation phenomenon
2021
Sending out molecules from the TGN
Ramazanov BR, Tran ML, von Blume J. Sending out molecules from the TGN. Current Opinion In Cell Biology 2021, 71: 55-62. PMID: 33706234, PMCID: PMC8328904, DOI: 10.1016/j.ceb.2021.02.005.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkEndoplasmic reticulum contact sitesCell-cell communicationExtracellular matrix proteinsMembrane traffickingCargo proteinsCargo sortingTGN structureTransmembrane proteinPlasma membraneContact sitesExciting linkSoluble proteinMatrix proteinsSorting mechanismProteinTransport carriersMajor open questionsSortingMembraneNovel typeTraffickingMachineryOrganismsVesicles
2019
Lipid‐dependent coupling of secretory cargo sorting and trafficking at the trans‐Golgi network
von Blume J, Hausser A. Lipid‐dependent coupling of secretory cargo sorting and trafficking at the trans‐Golgi network. FEBS Letters 2019, 593: 2412-2427. PMID: 31344259, PMCID: PMC8048779, DOI: 10.1002/1873-3468.13552.Peer-Reviewed Original Research
2018
Activity of the SPCA1 Calcium Pump Couples Sphingomyelin Synthesis to Sorting of Secretory Proteins in the Trans-Golgi Network
Deng Y, Pakdel M, Blank B, Sundberg EL, Burd CG, von Blume J. Activity of the SPCA1 Calcium Pump Couples Sphingomyelin Synthesis to Sorting of Secretory Proteins in the Trans-Golgi Network. Developmental Cell 2018, 47: 464-478.e8. PMID: 30393074, PMCID: PMC6261503, DOI: 10.1016/j.devcel.2018.10.012.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkTGN membranesCell surface transportProtein sortingTrafficking pathwaysSecretion pathwaySecretory proteinsSphingomyelin synthesisSorting mechanismLipid synthesisProteinVesicular carriersCab45Sphingomyelin contentNew lipidSortingPrincipal functionMembranePathwayCore componentLipidsGolgiSurface transportExportActivity
2011
ADF/Cofilin Regulates Secretory Cargo Sorting at the TGN via the Ca2+ ATPase SPCA1
von Blume J, Alleaume AM, Cantero-Recasens G, Curwin A, Carreras-Sureda A, Zimmermann T, van Galen J, Wakana Y, Valverde MA, Malhotra V. ADF/Cofilin Regulates Secretory Cargo Sorting at the TGN via the Ca2+ ATPase SPCA1. Developmental Cell 2011, 20: 652-662. PMID: 21571222, DOI: 10.1016/j.devcel.2011.03.014.Peer-Reviewed Original Research
2010
Role of the Second Cysteine-rich Domain and Pro275 in Protein Kinase D2 Interaction with ADP-Ribosylation Factor 1, Trans-Golgi Network Recruitment, and Protein Transport
Pusapati GV, Krndija D, Armacki M, von Wichert G, von Blume J, Malhotra V, Adler G, Seufferlein T. Role of the Second Cysteine-rich Domain and Pro275 in Protein Kinase D2 Interaction with ADP-Ribosylation Factor 1, Trans-Golgi Network Recruitment, and Protein Transport. Molecular Biology Of The Cell 2010, 21: 1011-1022. PMID: 20089835, PMCID: PMC2836954, DOI: 10.1091/mbc.e09-09-0814.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkSecond cysteine-rich domainCysteine-rich domainProtein transportC1a domainPlasma membraneADP-ribosylation factor 1ADP-ribosylation factorPKD isoenzymesTGN membranesSecretory trafficPKD2 functionsSmall GTPaseC1b domainKey regulatorPKD2Transport carriersARF1Factor 1PKDPrecise mechanismMembraneRecruitmentDomainArf6