SeparaseSecurinEndopeptidasesChromatidsCell Cycle ProteinsAnaphaseChromosome SegregationChromosomal Proteins, Non-HistoneMitosisNuclear ProteinsSequence Homology, Amino AcidProtein Interaction Domains and Motifssrc Homology DomainsProtein BindingBinding SitesMetaphaseSequence AlignmentRecombinant Fusion ProteinsHeLa CellsProtein Phosphatase 2Protein ConformationPhosphoproteinsCentromereCyclin B1Cloning, MolecularSaccharomycetalesMeiosisProtein Structure, SecondaryAmino Acid MotifsRecombinant ProteinsPhosphorylationSaccharomyces cerevisiae ProteinsMutagenesis, Site-DirectedMutationPDZ DomainsCrystallography, X-RayCarrier ProteinsCytokinesisCyclin BFungal ProteinsSaccharomyces cerevisiaeTransfectionStructure-Activity RelationshipDimerization