Enables DNA-binding transcription activator activity, RNA polymerase II-specific and RNA polymerase II cis-regulatory region sequence-specific DNA binding activity. Involved in positive regulation of transcription by RNA polymerase II. Predicted to be located in nuclear speck. Predicted to be active in nucleus. Orthologous to human FEV (FEV transcription factor, ETS family member). [provided by Alliance of Genome Resources, Apr 2022]