EOG86DPJG GO:0016887 27/87 ATPase activity molecular_function "Catalysis of the reaction: ATP + H2O = ADP + phosphate + 2 H+. May or may not be coupled to another reaction." [EC:3.6.1.3, GOC:jl] EOG86DPJG GO:0004017 27/87 adenylate kinase activity molecular_function "Catalysis of the reaction: ATP + AMP = 2 ADP." [EC:2.7.4.3] EOG86DPJG GO:0005524 27/87 ATP binding molecular_function "Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator." [ISBN:0198506732] EOG86DPJG GO:0005634 27/87 nucleus cellular_component "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." [GOC:go_curators] EOG86DPJG GO:0046939 1/87 nucleotide phosphorylation biological_process "The process of introducing one or more phosphate groups into a nucleotide to produce a phosphorylated nucleoside." [GOC:ai]