sentences:  In addition, JDP2 has been shown to directly associate with the progesterone receptor (PR) and functionally acts as a coactivator of progesterone-dependent PR-mediated gene transcription.Other proteins such as interferon regulatory factor-2-binding protein-1 (IRF2BP1).CCAAT/enhancer-binding protein gamma (C/EBPγ), HDAC3 and HDAC6 have also been demonstrated to associate with JDP2.