Transcriptional regulator. May participate in transcriptional regulation through the recruitment of SETDB1 histone methyltransferase and subsequent modification of local chromatin structure. Identified in a IGF2BP1-dependent mRNP granule complex containing untranslated mRNAs. Interacts with SETDB1. Localized in cytoplasmic mRNP granules containing untranslated mRNAs. Belongs to the ETS family.