title: p21 is a component of active cell cycle kinases.
authors.affiliation: Howard Hughes Medical Institute, Cold Spring Harbor Laboratory, New York 11724, USA.
authors.forename: H
authors.initials: H
authors.lastname: Zhang
authors.forename: G J
authors.initials: GJ
authors.lastname: Hannon
authors.forename: D
authors.initials: D
authors.lastname: Casso
authors.forename: D
authors.initials: D
authors.lastname: Beach
mesh_terms: D000818:Animals; D002453:Cell Cycle / Q000502:physiology*; D002460:Cell Line; D050759:Cyclin-Dependent Kinase Inhibitor p21; D018844:Cyclin-Dependent Kinases / Q000037:antagonists & inhibitors / Q000737:chemistry / Q000378:metabolism*; D016213:Cyclins / Q000737:chemistry / Q000235:genetics / Q000378:metabolism*; D004791:Enzyme Inhibitors / Q000378:metabolism; D006801:Humans; D046911:Macromolecular Substances; D011487:Protein Conformation; D011993:Recombinant Fusion Proteins / Q000737:chemistry / Q000235:genetics / Q000378:metabolism; D016159:Tumor Suppressor Protein p53 / Q000378:metabolism
chemical_list: C493956:CDKN1A protein, human; D050759:Cyclin-Dependent Kinase Inhibitor p21; D016213:Cyclins; D004791:Enzyme Inhibitors; D046911:Macromolecular Substances; D011993:Recombinant Fusion Proteins; D016159:Tumor Suppressor Protein p53; D018844:Cyclin-Dependent Kinases