GO:0005524 # ATP binding
GO:0000287 # magnesium ion binding
GO:0005515 # protein binding
GO:0042802 # identical protein binding
GO:0008270 # zinc ion binding
GO:0051260 # protein homooligomerization
GO:0005509 # calcium ion binding
GO:0003676 # nucleic acid binding
GO:0003824 # catalytic activity
GO:0007165 # signal transduction
GO:0035556 # intracellular signal transduction
GO:0046914 # transition metal ion binding
GO:0046872 # metal ion binding