Predicted to enable CTP synthase activity and identical protein binding activity. Predicted to be involved in lymphocyte proliferation and pyrimidine-containing compound biosynthetic process. Predicted to be active in cytoophidium and cytoplasm. Human ortholog(s) of this gene implicated in immunodeficiency 24. Orthologous to human CTPS1 (CTP synthase 1). [provided by Alliance of Genome Resources, Apr 2022]