Predicted to be involved in endoplasmic reticulum to Golgi vesicle-mediated transport and intra-Golgi vesicle-mediated transport. Predicted to be located in Golgi apparatus and endoplasmic reticulum. Predicted to be part of TRAPP complex. Predicted to be active in cis-Golgi network membrane and cytosol. Orthologous to human TRAPPC3L (trafficking protein particle complex subunit 3L).