GO terms:

Biological Process:
cell surface receptor signaling pathway [GO:0007166],
G-protein coupled receptor signaling pathway [GO:0007186],
adenylate cyclase-activating G-protein coupled receptor signaling pathway [GO:0007189],
macromolecular complex assembly [GO:0065003],
signal transduction [GO:0007165],

Molecular Function:
G-protein coupled receptor activity [GO:0004930],
calcium ion binding [GO:0005509],
transmembrane signaling receptor activity [GO:0004888],

Cellular Component:
plasma membrane [GO:0005886],
integral component of plasma membrane [GO:0005887],
integral component of membrane [GO:0016021],
cytoplasmic vesicle [GO:0031410],
membrane [GO:0016020],