promyelocytic leukemia; Probable transcription factor. May play an important role in recruitment of ELF4 into PML nuclear bodies. Inhibits specifically the activity of the tetrameric form of PKM2. May play a role in glycolytic metabolism by modulating the activity of PKM2. Together with SATB1, involved in local chromatin-loop remodeling and gene expression regulation at the MHC-I locus (882 aa)