2024
Widespread extracellular electron transfer pathways for charging microbial cytochrome OmcS nanowires via periplasmic cytochromes PpcABCDE
Portela P, Shipps C, Shen C, Srikanth V, Salgueiro C, Malvankar N. Widespread extracellular electron transfer pathways for charging microbial cytochrome OmcS nanowires via periplasmic cytochromes PpcABCDE. Nature Communications 2024, 15: 2434. PMID: 38509081, PMCID: PMC10954620, DOI: 10.1038/s41467-024-46192-0.Peer-Reviewed Original ResearchConceptsExtracellular electron transferExtracellular electron transfer pathwaysHeme reduction potentialEfficient extracellular electron transferInner membraneBiotechnological applicationsPeriplasmic cytochromesMicrobial nanowiresElectron transfer pathwayPpcABCDEPathwayEET pathwayCytochromePeriplasmEnvironmental processesMicrobesElectron transferBacteriaGeobacterTransfer pathwayReduction potential
2021
Making protons tag along with electrons
Guberman-Pfeffer MJ, Malvankar NS. Making protons tag along with electrons. Biochemical Journal 2021, 478: 4093-4097. PMID: 34871365, DOI: 10.1042/bcj20210592.Peer-Reviewed Original ResearchConceptsExtracellular electron transferProtein engineering strategiesNanowiresBioelectronic applicationsElectron/proton transferEngineering strategiesPeriplasmic cytochromesSoil microbesBioenergetic machineryPili filamentsExtracellular acceptorsGeobacter sulfurreducensElectron transferRecent studiesHarsh environmentsOxidation of nutrientsAliphatic residuesElectron acceptorCellsOMCElectronsFermentationEnergy generationBiofuelsSulfurreducens