Predicted to enable mRNA binding activity. Predicted to be involved in pre-mRNA cleavage required for polyadenylation. Predicted to be located in nucleoplasm. Predicted to be part of mRNA cleavage and polyadenylation specificity factor complex. Orthologous to human CSTF2T (cleavage stimulation factor subunit 2 tau variant). [provided by Alliance of Genome Resources, Apr 2022]