Main Reaction: L-alpha-Aminoadipic acid + L-cysteine + L-valine >> delta-(L-alpha-Aminoadipyl)-L-cysteinyl-D-valine

Reference: PubMed ID: 3120640
Authors: Nüesch J, Heim J, Treichler HJ
Title: The biosynthesis of sulfur-containing beta-lactam antibiotics.
Published: 1987

L-alpha-Aminoadipic acid + L-cysteine + L-valine --> delta-(L-alpha-Aminoadipyl)-L-cysteinyl-D-valine