Corrigendum: The “Jack-of-all-Trades” Flagellum From Salmonella and E. coli Was Horizontally Acquired From an Ancestral β-Proteobacterium - Ferreira, Josie L.; Coleman, Izaak; Addison, Max L.; Zachs, Tobias; Quigley, Bonnie L.; Wuichet, Kristin; Beeby, Morgan (Frontiers in Microbiology, 2021)