Predicted to enable RNA polymerase II complex binding activity. Predicted to be involved in mRNA 3'-end processing. Predicted to be part of RNA polymerase II, holoenzyme. Is expressed in several structures, including blastocyst; early embryo; and extraembryonic component. Orthologous to human RPRD2 (regulation of nuclear pre-mRNA domain containing 2). [provided by Alliance of Genome Resources, Apr 2022]