go_id,ontology,go_term,term_definition,evidence GO:0000922,CC,"spindle pole","Either of the ends of a spindle, where spindle microtubules are organized; usually contains a microtubule organizing center and accessory molecules, spindle microtubules and astral microtubules.",IDA GO:0004721,MF,"phosphoprotein phosphatase activity","Catalysis of the reaction: a phosphoprotein + H2O = a protein + phosphate. Together with protein kinases, these enzymes control the state of phosphorylation of cell proteins and thereby provide an important mechanism for regulating cellular activity.",TAS GO:0004722,MF,"protein serine/threonine phosphatase activity","Catalysis of the reaction: protein serine phosphate + H2O = protein serine + phosphate, and protein threonine phosphate + H2O = protein threonine + phosphate.",IEA GO:0004725,MF,"protein tyrosine phosphatase activity","Catalysis of the reaction: protein tyrosine phosphate + H2O = protein tyrosine + phosphate.",IBA GO:0005515,MF,"protein binding","Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).",IPI GO:0005634,CC,nucleus,"A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.",IEA GO:0005654,CC,nucleoplasm,"That part of the nuclear content other than the chromosomes or the nucleolus.",IDA GO:0005737,CC,cytoplasm,"All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.",IDA GO:0005813,CC,centrosome,"A structure comprised of a core structure (in most organisms, a pair of centrioles) and peripheral material from which a microtubule-based structure, such as a spindle apparatus, is organized. Centrosomes occur close to the nucleus during interphase in many eukaryotic cells, though in animal cells it changes continually during the cell-division cycle.",IDA GO:0007096,BP,"regulation of exit from mitosis","Any process involved in the progression from anaphase/telophase to G1 that is associated with a conversion from high to low mitotic CDK activity.",NAS GO:0008138,MF,"protein tyrosine/serine/threonine phosphatase activity","Catalysis of the reactions: protein serine + H2O = protein serine + phosphate; protein threonine phosphate + H2O = protein threonine + phosphate; and protein tyrosine phosphate + H2O = protein tyrosine + phosphate.",IEA GO:0008283,BP,"cell proliferation","The multiplication or reproduction of cells, resulting in the expansion of a cell population.",IEA GO:0035335,BP,"peptidyl-tyrosine dephosphorylation","The removal of phosphoric residues from peptidyl-O-phospho-tyrosine to form peptidyl-tyrosine.",IEA GO:0042384,BP,"cilium assembly","The assembly of a cilium, a specialized eukaryotic organelle that consists of a filiform extrusion of the cell surface. Each cilium is bounded by an extrusion of the cytoplasmic membrane, and contains a regular longitudinal array of microtubules, anchored basally in a centriole.",IMP GO:0051256,BP,"mitotic spindle midzone assembly","The cell cycle process in which the aggregation, arrangement and bonding together of a set of components forms the spindle midzone.",IMP GO:0051301,BP,"cell division","The process resulting in division and partitioning of components of a cell to form more cells; may or may not be accompanied by the physical separation of a cell into distinct, individually membrane-bounded daughter cells.",IEA GO:0071850,BP,"mitotic cell cycle arrest","The process in which the mitotic cell cycle is halted during one of the normal phases (G1, S, G2, M).",IDA GO:0072686,CC,"mitotic spindle","A spindle that forms as part of mitosis. Mitotic and meiotic spindles contain distinctive complements of proteins associated with microtubules.",IEA