The molecule is a tetrapeptide composed of L-alanine, two L-leucine units, and L-aspartic acid joined in sequence by peptide linkages. It has a role as a metabolite. It derives from a L-alanine, a L-leucine and a L-aspartic acid.
(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-aminopropanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]butanedioic acid