Chemical Protein Synthesis via Direction-Switching One-Pot Peptide Ligation Enabled by Orthogonal Cysteinyl Protection - Koki Nakatsu; Fumika Yoshitomi; Hiroki Onoda; Reia Shikimachi; Kyohei Arita; Akimitsu Okamoto; Hiroshi Murakami; Gosuke Hayashi (Journal of the American Chemical Society, 2026)