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 nucleoplasm. Predicted to be active in nucleus. Human ortholog(s) of this gene implicated in autosomal dominant non-syndromic intellectual disability 43. Orthologous to human HIVEP2 (HIVEP zinc finger 2). [provided by Alliance of Genome Resources, Apr 2022]