Table 1.
Measured IC50 values of K-26 and analogs
| compound | IC50(nM) |
|---|---|
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|
| 1a, (K-26) Ac-l-Ile-l-Tyr-R-AHEP | 14.4 |
| 1b,Ac-l-Ile-l-Tyr-S-AHEP | 139 |
| 1c, Ac-l-Ile-l-Tyr-R-AHEP(OEt)2 | 3.83 × 105 |
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|
| 14a, l-Ile-l-Tyr-R-AHEP | 234.3 |
| 14b, l-Ile-l-Tyr-S-AHEP | 5.46 × 104 |
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|
| 15a, Ac-l-Ile-l-Tyr-l-Tyr | 2.1 × 104 |
| 15b, Ac-l-Ile-l-Tyr-d-Tyr | 2.0 × 106 |
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|
| 16a, l-Ile-l-Tyr-l-Tyr | 2.36 × 105 |
| 16b, l-Ile-l-Tyr-d-Tyr | > 106 |
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|
| captopril | 7.7 |




