摘要 |
<p>The present invention relates to a process for folding chemically synthesized polypeptides, comprising treating a polypeptide and/or protein that comprises two or more derivatized cysteine residues with a reducing agent in a folding buffer having a predetermined pH and temperature, wherein the derivatized cysteine residue corresponds to S-butyl-thio-cysteine residue and wherein the reducing agent is cysteine.</p> |