Predicted to enable Tat protein binding activity and cyclin binding activity. Predicted to be involved in several processes, including negative regulation of protein import into nucleus; regulation of signal transduction; and regulation of transcription, DNA-templated. Predicted to be located in nucleolus. Predicted to be active in cytoplasm and nucleus. Orthologous to human MDFIC (MyoD family inhibitor domain containing). [provided by Alliance of Genome Resources, Apr 2022]