Predicted to enable nuclear import signal receptor activity and nuclear localization sequence binding activity. Acts upstream of or within blastocyst development; negative regulation of gene expression; and positive regulation of macromolecule metabolic process. Located in nucleus and spindle. Is expressed in early conceptus; liver; and oocyte. Orthologous to human KPNA7 (karyopherin subunit alpha 7). [provided by Alliance of Genome Resources, Apr 2022]