Complex sentence: HDACs 1 and 3 have been found to mediate Rb-RbAp48 interactions which suggests that it functions in cell cycle progression, stem cell self renewal and a transcription independent role in mitosis.
Split into simpler sentences: HDACs 1 and 3 have been found to mediate Rb-RbAp48 interactions which suggests that it functions in cell cycle progression. HDAC3 also shows involvement in stem cell self renewal and a transcription independent role in mitosis.