Enables epidermal growth factor receptor binding activity and protein tyrosine kinase activity. Involved in protein autophosphorylation. Located in plasma membrane. Is active in glutamatergic synapse and postsynaptic specialization, intracellular component. Orthologous to human YES1 (YES proto-oncogene 1, Src family tyrosine kinase). [provided by Alliance of Genome Resources, Apr 2022]