Predicted to enable non-membrane spanning protein tyrosine kinase activity. Predicted to be involved in several processes, including activation of phospholipase C activity; positive regulation of immune response; and positive regulation of macromolecule metabolic process. Predicted to act upstream of or within NK T cell differentiation. Predicted to be located in cytoplasm and nucleus. Orthologous to human TXK (TXK tyrosine kinase). [provided by Alliance of Genome Resources, Apr 2022]