Enables importin-alpha family protein binding activity and protein kinase binding activity. Involved in several processes, including Golgi disassembly; mitotic spindle assembly; and protein homotetramerization. Located in Golgi apparatus and neuronal cell body. Part of protein-containing complex. Orthologous to several human genes including GOLGA2 (golgin A2). [provided by Alliance of Genome Resources, Apr 2022]