29. G-PROTEIN RECEPTOR FOR SIGNALLING PATHWAY G O NT ,Opioid cannabinoid Not clear G q mAchR, serotonin 5HT 1C PLC IP 3 , DAG Cytoplasmic Ca G t1 , G t2 Rhodopsin and colour opsins in retinal rod and cone cells cGMP phosphodiesterase- cGMP
38. Structure of Kinases linked receptors Y Y Y Y Y Y Extracellular domain Binds to the ligand (growth factor) Trans membrane domain Intracellular domain Endogenous kinases bind and get phosphorlated
47. COMPARISON OF RECEPTORS TYPES INOTROPIC METABOTROPIC KINASE LINKED NUCLEAR NO.OF FAMILIES 483 217 135 48 LOCATION MEMBRANE MEMBRANE MEMBRANE INTRACELLULAR TIME SCALE MILLI SECONDS SECONDS HOURS HOURS COUPLING DIRECT VIA G-PROTIEN DIRECT VIA DNA EXAMPLES nAchR, GABA A ADRENOCEPTORS, mAchR INSULIN CYTOKINES GF STEROIDS