Question

Explain protein import in mitochondria.

Answer 1

Protein import pathways into mitochondria. Most mitochondrial proteins are synthesized in the cytosol. ... These positively charged extensions function as targeting signals that interact with the mitochondrial import receptors and direct the preproteins across both outer and inner membranes (4, 8).

Answer 2

Protein import pathways into mitochondria. Most mitochondrial proteins are synthesized in the cytosol. ... These positively charged extensions function as targeting signals that interact with the mitochondrial import receptors and direct the preproteins across both outer and inner membranes (4, 8).