2020
A lower affinity to cytosolic proteins reveals VDAC3 isoform-specific role in mitochondrial biology
Queralt-Martín M, Bergdoll L, Teijido O, Munshi N, Jacobs D, Kuszak A, Protchenko O, Reina S, Magrì A, De Pinto V, Bezrukov S, Abramson J, Rostovtseva T. A lower affinity to cytosolic proteins reveals VDAC3 isoform-specific role in mitochondrial biology. The Journal Of General Physiology 2020, 152: e201912501. PMID: 31935282, PMCID: PMC7062508, DOI: 10.1085/jgp.201912501.Peer-Reviewed Original ResearchConceptsVoltage-dependent anion channelCysteine residuesMitochondrial outer membraneGeneral molecular mechanismIsoform-specific functionsHigh sequence similarityCysteine-scanning mutagenesisIsoform-specific rolesIsoform-specific regulationUnique functional rolesMitochondrial biologyVDAC isoformsMetabolite exchangeOuter membraneScanning mutagenesisCytosolic proteinsΑ-synucleinAnion channelVoltage-gated channelsMolecular mechanismsMitochondrial bioenergeticsProtein α-synucleinVDAC3VDAC1Functional role
2019
Probing Membrane Association of α-Synuclein Domains with VDAC Nanopore Reveals Unexpected Binding Pattern
Jacobs D, Hoogerheide D, Rovini A, Jiang Z, Lee J, Rostovtseva T, Bezrukov S. Probing Membrane Association of α-Synuclein Domains with VDAC Nanopore Reveals Unexpected Binding Pattern. Scientific Reports 2019, 9: 4580. PMID: 30872688, PMCID: PMC6418135, DOI: 10.1038/s41598-019-40979-8.Peer-Reviewed Original Research
2018
Assessing the role of residue E73 and lipid headgroup charge in VDAC1 voltage gating
Queralt-Martín M, Bergdoll L, Jacobs D, Bezrukov S, Abramson J, Rostovtseva T. Assessing the role of residue E73 and lipid headgroup charge in VDAC1 voltage gating. Biochimica Et Biophysica Acta (BBA) - Bioenergetics 2018, 1860: 22-29. PMID: 30412693, PMCID: PMC8283775, DOI: 10.1016/j.bbabio.2018.11.001.Peer-Reviewed Original ResearchConceptsVoltage-dependent anion channelMitochondrial outer membraneVoltage gatingVoltage-gating processCholesterol binding siteVDAC's roleVDAC functionGating processMetabolite transportOuter membraneAbundant proteinsMOM permeabilityVDAC gatingPlanar lipid membranesAnion channelE73Mitochondrial respirationLipid bilayer systemsLipid headgroup chargeBinding sitesLipid membranesPhospholipid headgroupsElectrophysiology measurementsTransport of ionsRecent studies