CAS Number: 142569-99-1
Molecular Weight: 1818.83
Salt Form: TFA
Purity: >96%
Sequence (3-letter): Suc-Asp-Glu-Glu-Ala-Val-Tyr-Phe-Ala-His-Leu-Asp-Ile-Ile-Trp-OH
Sequence (1-letter): Suc-DEEAVYFAHLDIIW-OH
Storage: -20 °C or below
IRL 1620 acts as a potent and selective agonist of the endothelin β receptor (ETB, Ki = 16 pM). It is ~1000X more selective for ETB vs. ETA.