Predicted to enable cytokine activity and protease binding activity. Predicted to be involved in several processes, including B cell proliferation; T cell mediated immunity; and extrinsic apoptotic signaling pathway. Predicted to be located in extracellular space and membrane. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. Is expressed in Meckel's cartilage; hip; and skeleton. Human ortholog(s) of this gene implicated in lymphoproliferative syndrome. Orthologous to human CD70 (CD70 molecule). [provided by Alliance of Genome Resources, Apr 2022]