Enables identical protein binding activity and poly(U) RNA binding activity. Predicted to be involved in activation of cysteine-type endopeptidase activity involved in apoptotic process. Predicted to act upstream of or within apoptotic process. Located in cytoplasm. Is expressed in several structures, including early conceptus; gonad; intestine; liver; and lung. Orthologous to human KHDC1L (KH domain containing 1 like). [provided by Alliance of Genome Resources, Apr 2022]