Enables protein kinase binding activity. Involved in several processes, including animal organ development; response to nutrient; and response to steroid hormone. Located in centrosome; cytoplasm; and nucleus. Biomarker of hepatocellular carcinoma; hypertension; and ovarian carcinoma. Human ortholog(s) of this gene implicated in breast adenocarcinoma. Orthologous to human CCNE1 (cyclin E1). [provided by Alliance of Genome Resources, Apr 2022]