| cGMP kinase | cGMP-dependent protein kinase |
|---|---|
| ERK MAPK | extracellular signal-regulated kinase mitogen-activated protein kinase |
| ERK | kinase/extracellular signal-regulated kinase |
| MEK1 | mitogen activated protein kinase kinase-1 |
| MEK-1 | mitogen activated protein kinase kinase |