| cation channel activity | GO:0005261 | 4.04 |
| calcium channel activity | GO:0005262 | 5.03 |
| enzyme binding | GO:0019899 | 2.27 |
| molecular transducer activity | GO:0060089 | 2.32 |
| glutamate receptor activity | GO:0008066 | 6.44 |
| receptor activity | GO:0004872 | 2.32 |
| signal transducer activity | GO:0004871 | 2.28 |
| signaling receptor activity | GO:0038023 | 2.49 |
| divalent inorganic cation transmembrane transporter activity | GO:0072509 | 4.62 |
| NMDA glutamate receptor activity | GO:0004972 | 7.66 |
| ionotropic glutamate receptor activity | GO:0004970 | 6.79 |
| glycine binding | GO:0016594 | 7.1 |
| anion binding | GO:0043168 | 4.17 |
| calcium ion transmembrane transporter activity | GO:0015085 | 4.89 |
| amino acid binding | GO:0016597 | 5.71 |
| ligand-gated ion channel activity | GO:0015276 | 4.8 |
| ion binding | GO:0043167 | 1.36 |
| transmembrane transporter activity | GO:0022857 | 2.82 |
| transmitter-gated ion channel activity | GO:0022824 | 6.41 |
| passive transmembrane transporter activity | GO:0022803 | 3.6 |
| metal ion transmembrane transporter activity | GO:0046873 | 3.71 |
| extracellular ligand-gated ion channel activity | GO:0005230 | 5.42 |
| identical protein binding | GO:0042802 | 2.63 |
| protein phosphatase 2A binding | GO:0051721 | 6.41 |
| neurotransmitter receptor activity | GO:0030594 | 5.5 |
| protein binding | GO:0005515 | 0.46 |
| transporter activity | GO:0005215 | 2.57 |
| ion channel activity | GO:0005216 | 3.71 |
| excitatory extracellular ligand-gated ion channel activity | GO:0005231 | 5.73 |
| extracellular-glutamate-gated ion channel activity | GO:0005234 | 6.74 |
| protein phosphatase binding | GO:0019903 | 4.93 |
| phosphatase binding | GO:0019902 | 4.63 |
| cation transmembrane transporter activity | GO:0008324 | 3.32 |
| substrate-specific transmembrane transporter activity | GO:0022891 | 2.9 |
| inorganic cation transmembrane transporter activity | GO:0022890 | 3.49 |
| substrate-specific transporter activity | GO:0022892 | 2.72 |
| carboxylic acid binding | GO:0031406 | 4.64 |
| ion transmembrane transporter activity | GO:0015075 | 3.04 |
| transmembrane signaling receptor activity | GO:0004888 | 2.57 |
| channel activity | GO:0015267 | 3.6 |
| gated channel activity | GO:0022836 | 3.96 |
| transmitter-gated channel activity | GO:0022835 | 6.41 |
| ligand-gated channel activity | GO:0022834 | 4.8 |
| substrate-specific channel activity | GO:0022838 | 3.67 |
| transmembrane receptor activity | GO:0099600 | 2.53 |
| binding | GO:0005488 | 0.18 |