Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables alpha-N-acetylneuraminate alpha-2,8-sialyltransferase activity. Involved in ganglioside biosynthetic process and sialylation. Predicted to be located in Golgi apparatus and membrane. Is expressed in brain; cortical plate; and testis. Orthologous to human ST8SIA3 (ST8 alpha-N-acetyl-neuraminide alpha-2,8-sialyltransferase 3).