Native chemical ligation and extended methods: mechanisms, catalysis, scope, and limitations

V Agouridas, O El Mahdi, V Diemer, M Cargoet… - Chemical …, 2019 - ACS Publications
The native chemical ligation reaction (NCL) involves reacting a C-terminal peptide thioester
with an N-terminal cysteinyl peptide to produce a native peptide bond between the two …

[HTML][HTML] Cysteine protecting groups: applications in peptide and protein science

RJ Spears, C McMahon, V Chudasama - Chemical Society Reviews, 2021 - pubs.rsc.org
Protecting group chemistry for the cysteine thiol group has enabled a vast array of peptide
and protein chemistry over the last several decades. Increasingly sophisticated strategies for …

Expanding the chemical toolbox for the synthesis of large and uniquely modified proteins

S Bondalapati, M Jbara, A Brik - Nature chemistry, 2016 - nature.com
Methods to prepare proteins that include a specific modification at a desired position are
essential for understanding their cellular functions and physical properties in living systems …

[HTML][HTML] Advances in chemical probing of protein O-GlcNAc glycosylation: structural role and molecular mechanisms

A Saha, D Bello, A Fernández-Tejada - Chemical Society Reviews, 2021 - pubs.rsc.org
The addition of O-linked-β-DN-acetylglucosamine (O-GlcNAc) onto serine and threonine
residues of nuclear and cytoplasmic proteins is an abundant, unique post-translational …

Palladium in the chemical synthesis and modification of proteins

M Jbara, SK Maity, A Brik - Angewandte Chemie International …, 2017 - Wiley Online Library
The field of site‐specific modification of proteins has drawn significant attention in recent
years owing to its importance in various research areas such as the development of novel …

Efficient palladium‐assisted one‐pot deprotection of (acetamidomethyl) cysteine following native chemical ligation and/or desulfurization to expedite chemical protein …

SK Maity, M Jbara, S Laps, A Brik - Angewandte Chemie, 2016 - Wiley Online Library
The acetamidomethyl (Acm) moiety is a widely used cysteine protecting group for the
chemical synthesis and semisynthesis of peptide and proteins. However, its removal is not …

[HTML][HTML] Palladium prompted on-demand cysteine chemistry for the synthesis of challenging and uniquely modified proteins

M Jbara, S Laps, M Morgan, G Kamnesky… - Nature …, 2018 - nature.com
Organic chemistry allows for the modification and chemical preparation of protein analogues
for various studies. The thiolate side chain of the Cys residue has been a key functionality in …

Cysteine-aminoethylation-assisted chemical ubiquitination of recombinant histones

GC Chu, M Pan, J Li, S Liu, C Zuo… - Journal of the …, 2019 - ACS Publications
Histone ubiquitination affects the structure and function of nucleosomes through tightly
regulated dynamic reversible processes. The efficient preparation of ubiquitinated histones …

Novel protein science enabled by total chemical synthesis

SBH Kent - Protein Science, 2019 - Wiley Online Library
Chemical synthesis is a well‐established method for the preparation in the research
laboratory of multiple‐tens‐of‐milligram amounts of correctly folded, high purity protein …

The journey for the total chemical synthesis of a 53 kDa protein

H Sun, A Brik - Accounts of Chemical Research, 2019 - ACS Publications
Conspectus Chemical protein synthesis has been proved as an efficient way to afford
medium-sized proteins with high homogeneity in workable quantities for various …