2025
A widespread and ancient bacterial machinery assembles cytochrome OmcS nanowires essential for extracellular electron transfer
Shen C, Salazar-Morales A, Jung W, Erwin J, Gu Y, Coelho A, Gupta K, Yalcin S, Samatey F, Malvankar N. A widespread and ancient bacterial machinery assembles cytochrome OmcS nanowires essential for extracellular electron transfer. Cell Chemical Biology 2025, 32: 239-254.e7. PMID: 39818215, PMCID: PMC11845295, DOI: 10.1016/j.chembiol.2024.12.013.Peer-Reviewed Original ResearchConceptsExtracellular electron transferPhylogenetically diverse speciesATP-dependent mannerMicrobial extracellular electron transferBacterial machineryDiverse prokaryotesDiverse speciesBiotechnological applicationsGeobacter sulfurreducensCell growthSurface-displayedMorphology maintenanceBiophysical methodsMulti-heme cytochromesCytochromeElectron transferOsCHSProkaryotesPhylogeneticallySulfurreducensGeobacterOverexpressionSpeciesMachinery
2024
Borg extrachromosomal elements of methane-oxidizing archaea have conserved and expressed genetic repertoires
Schoelmerich M, Ly L, West-Roberts J, Shi L, Shen C, Malvankar N, Taib N, Gribaldo S, Woodcroft B, Schadt C, Al-Shayeb B, Dai X, Mozsary C, Hickey S, He C, Beaulaurier J, Juul S, Sachdeva R, Banfield J. Borg extrachromosomal elements of methane-oxidizing archaea have conserved and expressed genetic repertoires. Nature Communications 2024, 15: 5414. PMID: 38926353, PMCID: PMC11208441, DOI: 10.1038/s41467-024-49548-8.Peer-Reviewed Original ResearchConceptsExtrachromosomal elementsMethylation motifsPublished complete genomesCell surface proteinsShort readsComplete genomeConserved genesGenetic repertoireLinear genomeNanopore sequencingGenomic backboneStructure predictionGenomic signaturesGenomeMethane-oxidizing archaeaHost cellsSurface proteinsArchaeaGenesActivity in situPeatland soilsGenetic inheritanceMotifMethanoperedensHost
2015
Functional environmental proteomics: elucidating the role of a c-type cytochrome abundant during uranium bioremediation
Yun J, Malvankar NS, Ueki T, Lovley DR. Functional environmental proteomics: elucidating the role of a c-type cytochrome abundant during uranium bioremediation. The ISME Journal: Multidisciplinary Journal Of Microbial Ecology 2015, 10: 310-320. PMID: 26140532, PMCID: PMC4737924, DOI: 10.1038/ismej.2015.113.Peer-Reviewed Original ResearchConceptsC-type cytochromesGeobacter spOuter-surface c-type cytochromesTight phylogenetic groupDissimilatory metal-reducing microorganismsProteomic studiesPhylogenetic groupsMetal-reducing microorganismsPhylogenetic clustersGenomic DNAFunctional analysisStrain M18Apparent functionClade 1Uranium bioremediationGeobacter sulfurreducensConductive piliGel separationCytochromeGenomeSpBioremediation experimentsCytochrome aPure cultureSubsurface environments
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