| CELL SURFACE RECEPTORS AND THEIR
TRANSDUCERS: GROUP I |
| RECEPTOR / HORMONE |
| MAJOR
TRANSDUCERS |
| β1,
β2, β3 - ADRENERGIC |
| G
PROTEIN : CYCLASE |
| α1-
ADRENERGIC |
| G
PROTEIN : PLC-β |
| α2-
ADRENERGIC |
| G
PROTEIN : PLC-β AND CYCLASE |
| M1-
MUSCARINIC |
| G
PROTEIN : PLC-β |
| D2-DOPAMINERGIC |
| G
PROTEIN : PLC-β AND CYCLASE |
| HISTAMINE |
| G
PROTEIN : PLC-β |
| BRADYKININ |
| G
PROTEIN : PLC-β |
| G
PROTEIN : PLC-β |
| ANGIOTENSIN |
| VASOPRESSIN |
| G
PROTEIN : PLC-β |
| GLUCAGON |
| G
PROTEIN : AND CYCLASE |
| CALCITONIN |
| G
PROTEIN : AND CYCLASE |
| PARATHYROID
HORMONE |
| G
PROTEIN : AND CYCLASE |
| PROSTAGLANDIN
E2 |
| G
PROTEIN : AND CYCLASE |
| G
PROTEIN : PLC-β |
| LEUKOTRIENES |