Florine Cavelier, Andrew T. Russell, Christopher J. Schofield and Jack E. Baldwin
The role of the L-δ-(α-aminoadipoyl)–Lcys teinyl amide bond in isopenicillin N synthase catalysis is probed by the synthesis of two analogues of its tripeptide substrate L-δ-α-aminoadipoyl-L-cysteinyl- D-valine.