Enables protein C-terminus binding activity and protein homodimerization activity. Predicted to be involved in regulation of cell differentiation. Predicted to be located in Golgi membrane. Predicted to be integral component of membrane. Is expressed in central nervous system; sensory organ; and skeleton. Orthologous to human PLEKHB1 (pleckstrin homology domain containing B1). [provided by Alliance of Genome Resources, Apr 2022]