EOG8C5G2Q GO:0046872 27/45 metal ion binding molecular_function "Interacting selectively and non-covalently with any metal ion." [GOC:ai] EOG8C5G2Q GO:0055065 2/45 metal ion homeostasis biological_process "Any process involved in the maintenance of an internal steady state of metal ions within an organism or cell." [GOC:ai, GOC:jid, GOC:mah] EOG8C5G2Q GO:0010038 2/45 response to metal ion biological_process "Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a metal ion stimulus." [GOC:sm] EOG8C5G2Q GO:0005507 1/45 copper ion binding molecular_function "Interacting selectively and non-covalently with copper (Cu) ions." [GOC:ai] EOG8C5G2Q GO:0005515 1/45 protein binding molecular_function "Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules)." [GOC:go_curators]