Predicted to enable transmembrane-ephrin receptor activity. Acts upstream of or within several processes, including activated T cell proliferation; positive regulation of T cell costimulation; and type IV hypersensitivity. Located in cell surface. Is expressed in several structures, including alimentary system; central nervous system; integumental system; intraembryonic coelom; and sensory organ. Orthologous to human EPHB6 (EPH receptor B6). [provided by Alliance of Genome Resources, Apr 2022]