Evolutionary BiologybioRxivPreprint
Group II Introns in Archaeal Genomes and the Evolutionary Origin of Eukaryotic Spliceosomal Introns
John Mattick, Shehre-Banoo Malik, Charles F. Delwiche
This paper investigates the evolutionary origin of eukaryotic spliceosomal introns by analyzing group II introns in asgard archaea and proposes that introns originated from the archaeal genome, not mitochondria.