| ERK1/2 | extracellular signal regulated kinase 1 and 2 |
|---|---|
| ERK2 | extracellular signal regulated protein kinase 2 |
| ERK MAPK | extracellular signal-regulated kinase mitogen-activated protein kinase |
| ERK | kinase/extracellular signal-regulated kinase |
| PTS-1 | peroxisomal targeting signal |