Evolutionary BiologybioRxiv
Retention of an endosymbiont for the production of a single molecule
Arkadiy I Garber, Andrés Garcia de la Filia Molina, Isabelle M Vea…·John P McCutcheon
The paper identifies a mealybug with three endosymbionts, one contributing only two genes to produce a single essential nutrient, chorismate, highlighting extreme genome reduction in endosymbionts.
DOI 10.1093/gbe/evae075