
Alpha-Factor Mating Pheromone (Y1001) by Zymo Research — 240 µl at 10 mM in 0.1 M sodium acetate pH 5.2 (4 mg total); >98% HPLC purity; MW 1684.0 Da. Trp-His-Trp-Leu-Gln-Leu-Lys-Pro-Gly-Gln-Pro-Met-Tyr. G1 cell cycle arrest in yeast. Storage at −20°C.