Addressing Protein–Protein Interactions with Small Molecules: A Pro‐Pro Dipeptide Mimic with a PPII Helix Conformation as a Module for the Synthesis of PRD‐Binding Ligands
1. Universit?t zu K?ln, Department für Chemie, Greinstrasse 4, 50939 K?ln (Germany), Fax: (+49)?221‐470‐3064;2. Leibniz‐Institut für Molekulare Pharmakologie, Robert‐R?ssle‐Strasse 10, 13125 Berlin (Germany)