| signaling receptor activity | GO:0038023 | 2.49 |
| acetylcholine receptor activity | GO:0015464 | 6.3 |
| drug binding | GO:0008144 | 5.03 |
| phosphoric ester hydrolase activity | GO:0042578 | 3.82 |
| molecular transducer activity | GO:0060089 | 2.32 |
| binding | GO:0005488 | 0.18 |
| signal transducer activity | GO:0004871 | 2.28 |
| G-protein coupled receptor activity | GO:0004930 | 2.95 |
| phosphoric diester hydrolase activity | GO:0008081 | 5.23 |
| G-protein coupled neurotransmitter receptor activity | GO:0099528 | 7.79 |
| hydrolase activity | GO:0016787 | 1.9 |
| neurotransmitter receptor activity | GO:0030594 | 5.5 |
| hydrolase activity, acting on ester bonds | GO:0016788 | 3.1 |
| catalytic activity | GO:0003824 | 1.05 |
| G-protein coupled acetylcholine receptor activity | GO:0016907 | 7.79 |
| G-protein coupled amine receptor activity | GO:0008227 | 5.83 |
| phosphatidylinositol phospholipase C activity | GO:0004435 | 6.41 |
| transmembrane signaling receptor activity | GO:0004888 | 2.57 |
| phospholipase C activity | GO:0004629 | 6.3 |
| phospholipase activity | GO:0004620 | 5.16 |
| lipase activity | GO:0016298 | 4.96 |
| transmembrane receptor activity | GO:0099600 | 2.53 |
| receptor activity | GO:0004872 | 2.32 |