Skip to main content
. 2022 May 2;132(9):e158449. doi: 10.1172/JCI158449

Figure 1. Overview of mitochondria-derived peptides.

Figure 1

Mitochondria contain DNA with small open reading frames (sORFs) that encode functional microproteins, called mitochondria-derived peptides (MDPs). These MDPs can stay inside mitochondria, enter the cytosol, translocate to the nucleus, or be secreted extracellularly to target tissues.