Endothelin-3 (human, rat, pig) Product SpecificationAlternative Name: ET-3 Sequence: H-Cys-Thr-Cys-Phe-Thr-Tyr-Lys-Asp-Lys-Glu-Cys-Val-Tyr-Tyr-Cys-His-Leu-Asp-Ile-Ile-Trp-OH (Disulfide bonds between Cys1-Cys15and Cys3-Cys11) Formula: C121H168N26O33S4 MW: 2643.1 CAS: 117399-93-6 MI: 14: 3576 Quantity: *Sold as net peptide weight. Formulation: Lypophilized. Purity: ≥98% (HPLC) Solubility: Soluble in DMSO or water. Long Term Storage: -20°C