2023
Dual incorporation of non-canonical amino acids enables production of post-translationally modified selenoproteins
Morosky P, Comyns C, Nunes L, Chung C, Hoffmann P, Söll D, Vargas-Rodriguez O, Krahn N. Dual incorporation of non-canonical amino acids enables production of post-translationally modified selenoproteins. Frontiers In Molecular Biosciences 2023, 10: 1096261. PMID: 36762212, PMCID: PMC9902344, DOI: 10.3389/fmolb.2023.1096261.Peer-Reviewed Original ResearchPost-translational modificationsGenetic code expansionAmino acidsProtein functionCode expansionNon-canonical amino acidsGenetic code expansion techniqueOrthogonal translation systemSkeletal muscle regenerationSelenoprotein functionCell maintenanceBiosynthesis mechanismGenetic systemSelenocysteine insertionPreferred hostMultiple proteinsBiological processesBiology applicationsProtein positionsStop codonCodon sequenceProtein sitesSelenoproteinsChemical biology applicationsMuscle regeneration
2022
Uncovering translation roadblocks during the development of a synthetic tRNA
Prabhakar A, Krahn N, Zhang J, Vargas-Rodriguez O, Krupkin M, Fu Z, Acosta-Reyes FJ, Ge X, Choi J, Crnković A, Ehrenberg M, Puglisi EV, Söll D, Puglisi J. Uncovering translation roadblocks during the development of a synthetic tRNA. Nucleic Acids Research 2022, 50: 10201-10211. PMID: 35882385, PMCID: PMC9561287, DOI: 10.1093/nar/gkac576.Peer-Reviewed Original ResearchConceptsOrthogonal translation systemGenetic code expansionCode expansionTertiary interactionsNon-canonical amino acidsAminoacyl-tRNA substratesDomains of lifeAminoacyl-tRNA synthetaseTranslation systemSingle nucleotide mutationsSingle-molecule fluorescenceDistinct tRNAsNon-canonical structuresSelenocysteine insertionRibosomal translationTRNARibosomesSynthetic tRNANucleotide mutationsAmino acidsSame organismP siteOrganismsTranslocationTranslation