File:41467 2023 42924 Fig5.webp

A Suggested timing of key evolutionary events based on a schematic ribosomal species tree.
B Suggested timing of key evolutionary events based on a schematic ATP synthase gene tree.
C Dated cross-braced ribosomal species tree including nuclear, mitochondrial, and plastid eukaryotic homologs. Abbreviations:
b braced, nb non-braced,
LUCA, last universal common ancestor,
LACA, last archaeal common ancestor,
LBCA, last bacterial common ancestor,
MAnc, shared ancestor of mitochondria and closest alphaproteobacterial sister lineage,
AAnc, shared ancestor of eukaryotic host lineage and closest asgardarchaeal sister lineage;
Hod, Hodarchaeales;
PAnc, shared ancestor of plastid and closest cyanobacterial sister lineage; c catalytic; nc non-catalytic;
F, F-type ATP-synthase;