Enables RNA binding activity. Acts upstream of or within cytidine to uridine editing and hematopoietic progenitor cell differentiation. Located in nucleus. Is expressed in several structures, including alimentary system; brain ventricle and choroid plexus; genitourinary system; nasal cavity epithelium; and yolk sac. Orthologous to human RBM47 (RNA binding motif protein 47). [provided by Alliance of Genome Resources, Apr 2022]