The molecule is a thirteen-membered polypeptide comprising the sequence Trp-His-Trp-Leu-Gln-Leu-Lys-Pro-Gly-Gln-Pro-Met-Tyr. Corresponds to the P01149[90-102] fragment of mating factor alpha-1 from Saccharomyces cerevisiae (strain ATCC 204508/S288c). It has a role as a Saccharomyces cerevisiae metabolite.
(3S)-3-[[(2S)-5-amino-2-[[2-[[(2S)-1-[(2S)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]amino]-3-(1H-imidazol-4-yl)propanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-4-methylpentanoyl]amino]-5-oxopentanoyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]acetyl]amino]-5-oxopentanoyl]amino]-4-[(2S)-2-[[(2S)-1-[[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]amino]-4-methylsulfanyl-1-oxobutan-2-yl]carbamoyl]pyrrolidin-1-yl]-4-oxobutanoic acid