Predicted to enable ethanolamine kinase activity. Predicted to be involved in phosphatidylethanolamine biosynthetic process. Predicted to act upstream of or within phospholipid biosynthetic process and phosphorylation. Predicted to be active in cytoplasm. Is expressed in several structures, including early embryo; endocrine gland; ganglia; hemolymphoid system; and retina. Orthologous to human ETNK1 (ethanolamine kinase 1). [provided by Alliance of Genome Resources, Apr 2022]