Fig. 21
From: Biomolecular engineering for nanobio/bionanotechnology
(Figure reproduced with permission from: Ref. [106]. Copyright (2012) Springer)
Native chemical ligation. Native chemical ligation (NCL) is a chemoselective coupling reaction that links a peptide fragment containing an N-terminal Cys (α-Cys) residue and another peptide fragment bearing a C-terminal α-thioester group by a native peptide bond