Predicted to enable ubiquitin ligase-substrate adaptor activity. Predicted to be involved in several processes, including negative regulation of apoptotic process; negative regulation of transcription, DNA-templated; and positive regulation of cell population proliferation. Located in acrosomal vesicle. Orthologous to several human genes including PRAMEF1 (PRAME family member 1); PRAMEF10 (PRAME family member 10); and PRAMEF11 (PRAME family member 11). [provided by Alliance of Genome Resources, Apr 2022]