Component of the peroxisomal translocation machinery with PEX13 and PEX17. Interacts with both the PTS1 and PTS2 receptors. Binds directly to PEX17. Interacts with PEX13 (via SH3 domain) (PubMed:10087260, PubMed:12453410). Interacts with PEX9 (PubMed:27678487). Present with 2570 molecules/cell in log phase SD medium. Belongs to the peroxin-14 family.