Predicted to be involved in anterograde synaptic vesicle transport. Predicted to act upstream of or within melanosome organization; neuromuscular process controlling balance; and platelet aggregation. Predicted to be located in cytoplasm. Predicted to be part of BLOC-1 complex. Orthologous to human BLOC1S4 (biogenesis of lysosomal organelles complex 1 subunit 4). [provided by Alliance of Genome Resources, Apr 2022]