Predicted to enable mRNA binding activity. Predicted to be involved in positive regulation of apoptotic process; regulation of alternative mRNA splicing, via spliceosome; and spliceosomal complex assembly. Predicted to be located in nucleoplasm. Predicted to be part of spliceosomal complex. Predicted to be active in nucleus. Orthologous to human RBM5 (RNA binding motif protein 5). [provided by Alliance of Genome Resources, Apr 2022]