PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19416869-4 2009 We have directly tested this hypothesis by determining the effects of dystrophin and utrophin on the microsecond rotational dynamics of a phosphorescent dye attached to C374 on actin, as detected by transient phosphorescence anisotropy (TPA). Tetradecanoylphorbol Acetate 237-240 dystrophin Homo sapiens 70-80 19416869-5 2009 Binding of dystrophin or utrophin to actin resulted in significant changes in the TPA decay, increasing the final anisotropy (restricting the rotational amplitude) and decreasing the rotational correlation times (increasing the rotational rates and the torsional flexibility). Tetradecanoylphorbol Acetate 82-85 dystrophin Homo sapiens 11-21