Enables RNA binding activity. Acts upstream of or within cellular response to epidermal growth factor stimulus; cellular response to leukemia inhibitory factor; and positive regulation of transcription by RNA polymerase II. Located in nucleolus and nucleoplasm. Is expressed in several structures, including 1st branchial arch mandibular component; blastocyst; central nervous system; early embryo; and tooth. Orthologous to human NCL (nucleolin). [provided by Alliance of Genome Resources, Apr 2022]