PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21690306-4 2011 To test whether the APC initiates spindle rotation through cyclin B-CDK-1 inactivation, separase activation, or degradation of an unknown dynein inhibitor, CDK-1 was inhibited with purvalanol A in metaphase-I-arrested, APC-depleted embryos. 6-((3-chloro)anilino)-2-(isopropyl-2-hydroxyethylamino)-9-isopropylpurine 181-193 Cyclin-dependent kinase 1 Caenorhabditis elegans 156-161