Predicted to enable identical protein binding activity and protein kinase A regulatory subunit binding activity. Predicted to act upstream of or within several processes, including actin polymerization or depolymerization; positive regulation of cAMP-dependent protein kinase activity; and positive regulation of protein kinase A signaling. Predicted to be located in sperm connecting piece. Predicted to be active in centrosome. Orthologous to human SPATC1L (spermatogenesis and centriole associated 1 like). [provided by Alliance of Genome Resources, Apr 2022]