Cryo-EM reveals the central steps of mitochondrial complex III assembly and the cooperative assembly of supercomplex CIII2CIV
Ahad Ali Kazmi, Andrea Gottinger, Marine S. Huhardeaux, Andrea Stärk, Beatrix Santiago‐Schübel, Emma J. Fenech, Irene Vercellino
This paper uses cryo-EM to reveal the assembly mechanism of mitochondrial complex III and supercomplex CIII2CIV, showing that subunit incorporation and folding are uncoupled and assembly proceeds non-parallel after dimerization.
bioRxiv · Sep 7, 2026 · PreprintMolecular Biology