Enables protein N-terminus binding activity. Involved in brain development; negative regulation of transcription, DNA-templated; and spermatid development. Located in nucleus. Human ortholog(s) of this gene implicated in familial meningioma. Orthologous to human SMARCE1 (SWI/SNF related, matrix associated, actin dependent regulator of chromatin, subfamily e, member 1). [provided by Alliance of Genome Resources, Apr 2022]