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Affinities (Ki=nM) of Boc-protected 3-substituted β-carbolines at αxβ3γ2(x=1–3,5,6) receptor subtypes.
| Ligands | α1 | α2 | α3 | α4 | α5 | α6 | |
|---|---|---|---|---|---|---|---|
| 40 |  |
450 | 5000 | ND | ND | 5000 | 5000 |
| 41 |  |
ND | ND | ND | ND | 1847 | ND |
ND = not determined yet (see previous tables for details of receptor binding). Data represent the average of at least three determinations with a SEM of ±5%.
