AUTHOR=Tsai Yu-Hsuan , Iwaï Hideo , Pors Klaus TITLE=Editorial: Chemical Biology Tools for Peptide and Protein Research JOURNAL=Frontiers in Chemistry VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2022.861699 DOI=10.3389/fchem.2022.861699 ISSN=2296-2646