Enables UDP-galactose:glucosylceramide
beta-1,4-galactosyltransferase activity. Involved in glycosphingolipid biosynthetic process. Predicted to be located in Golgi cisterna membrane and Golgi membrane. Predicted to be active in Golgi apparatus. Orthologous to human B4GALT6 (
beta-1,4-galactosyltransferase 6); PARTICIPATES IN Fabry disease pathway; Gaucher's disease pathway; Krabbe disease pathway; INTERACTS WITH 2,3,7,8-tetrachlorodibenzodioxine; 4,4'-diaminodiphenylmethane; acetamide.