Table 1. amino acids and their characteristics in the binding site of GABAA.
| Amino acids characteristics | Noun and position |
| Aromatic (Alpha and beta subunit) | α1Phe64,β2Tyr62,β2Tyr97 andβ2Tyr205 |
| Hydroxylated (Alpha and beta subunit) | α1Ser68,β2Thr160,β2Thr202,β2Ser204 andβ2Ser209 |
| Charged (Alpha and beta subunit) | α1Arg120, α1Asp183, α1Arg66 andβ2Arg207 |