Predicted to enable phosphopantothenate--cysteine ligase activity and protein homodimerization activity. Predicted to be involved in acetyl-CoA biosynthetic process; coenzyme A biosynthetic process; and heart process. Predicted to be active in cytoplasm and nucleus. Human ortholog(s) of this gene implicated in dilated cardiomyopathy. Orthologous to human PPCS (phosphopantothenoylcysteine synthetase). [provided by Alliance of Genome Resources, Apr 2022]