Predicted to enable mRNA binding activity. Predicted to be involved in mRNA splicing, via spliceosome. Predicted to act upstream of or within blastocyst formation. Predicted to be located in nucleoplasm. Predicted to be part of U2 snRNP and spliceosomal complex. Orthologous to human SF3B6 (splicing factor 3b subunit 6). [provided by Alliance of Genome Resources, Apr 2022]