K252a: Cell permeable protein kinase inhibitor
K252B: an inhibitor of protein kinase A, C, G
K252c: Cell permeable protein kinase inhibitor of the Staurosporine family (indolo[2,3-a]carbazole alkaloids)
KT5555 is a multi targeted tyrosine kinase inhibitor.
KT5720: A selective inhibitor of cAMP-dependent protein kinase (PKA)
KT5823 is a potent, selective inhibitor of cGMP-dependent protein kinase (PKG)