Predicted to be involved in autophagosome assembly and positive regulation of DNA-templated transcription. Predicted to act upstream of or within autophagy. Predicted to be located in PML body; cytoplasmic vesicle; and cytosol. Predicted to be active in autophagosome and nucleus. Is expressed in nervous system and visual system. Orthologous to human TP53INP1 (tumor protein p53 inducible nuclear protein 1).