Predicted to enable identical protein binding activity. Predicted to be involved in melanosome organization and positive regulation of melanin biosynthetic process. Predicted to act upstream of or within melanin biosynthetic process. Predicted to be located in Golgi apparatus; endoplasmic reticulum membrane; and multivesicular body membrane. Predicted to be active in melanosome. Predicted to be integral component of plasma membrane. Orthologous to human PMEL (premelanosome protein). [provided by Alliance of Genome Resources, Apr 2022]