[134] Though fully aware of the CBRE's white-only membership policy, TLC president Tom Moore denied the
OSCP's petition, ruling instead that Canadian sleeping car porters seek auxiliary endorsement in the existing national railway union -- the Canadian Brotherhood of Railway Employees.
Interestingly, additional evidence suggests a role of UPS not only in controlling the outer membrane protein quality but also in the regulation of the proteome of other mitochondrial compartments, such as the matrix [oligomycin sensitivity-conferring protein (
OSCP), component of the mitochondrial membrane ATP synthase], the intramembrane space (Endonuclease G), and the inner membrane [Uncoupling Protein-2 and Uncoupling Protein-3 (UCP2 and UCP3)] [139-141].