Enzyme-responsive peptide thioesters for targeting Golgi apparatus

W Tan, Q Zhang, MC Quiñones-Frías… - Journal of the …, 2022 - ACS Publications
The Golgi apparatus (GA) is the hub of intracellular trafficking, but selectively targeting GA
remains a challenge. We show an unconventional types of peptide thioesters, consisting of …

Enzymatic assemblies of thiophosphopeptides instantly target Golgi apparatus and selectively kill cancer cells

W Tan, Q Zhang, J Wang, M Yi, H He… - Angewandte Chemie …, 2021 - Wiley Online Library
Changing an oxygen atom of the phosphoester bond in phosphopeptides by a sulfur atom
enables instantly targeting Golgi apparatus (GA) and selectively killing cancer cells by …

In Situ Self-Sorting Peptide Assemblies in Living Cells for Simultaneous Organelle Targeting

X Liu, M Li, J Liu, Y Song, B Hu, C Wu… - Journal of the …, 2022 - ACS Publications
Self-sorting is a common phenomenon in eukaryotic cells and represents one of the
versatile strategies for the formation of advanced functional materials; however, developing …

Thioamide substitution selectively modulates proteolysis and receptor activity of therapeutic peptide hormones

X Chen, EG Mietlicki-Baase, TM Barrett… - Journal of the …, 2017 - ACS Publications
Peptide hormones are attractive as injectable therapeutics and imaging agents, but they
often require extensive modification by mutagenesis and/or chemical synthesis to prevent …

Strained cyclic disulfides enable cellular uptake by reacting with the transferrin receptor

D Abegg, G Gasparini, DG Hoch… - Journal of the …, 2017 - ACS Publications
In this study, we demonstrate that appendage of a single asparagusic acid residue (AspA
tag) is sufficient to ensure efficient cellular uptake and intracellular distribution of fully …

Impact of the endosomal escape activity of cell-penetrating peptides on the endocytic pathway

HM Kondow-McConaghy, N Muthukrishnan… - ACS chemical …, 2020 - ACS Publications
Cell-penetrating peptides (CPPs) are routinely used for the delivery of macromolecules into
live human cells. To enter the cytosolic space of cells, CPPs typically permeabilize the …

Towards understanding cell penetration by stapled peptides

Q Chu, RE Moellering, GJ Hilinski, YW Kim… - …, 2015 - pubs.rsc.org
Hydrocarbon-stapled α-helical peptides are a new class of targeting molecules capable of
penetrating cells and engaging intracellular targets formerly considered intractable. This …

[HTML][HTML] Stabilization of exosome-targeting peptides via engineered glycosylation

ME Hung, JN Leonard - Journal of Biological Chemistry, 2015 - ASBMB
Exosomes are secreted extracellular vesicles that mediate intercellular transfer of cellular
contents and are attractive vehicles for therapeutic delivery of bimolecular cargo such as …

Stapled peptides for intracellular drug targets

GL Verdine, GJ Hilinski - Methods in enzymology, 2012 - Elsevier
Proteins that engage in intracellular interactions with other proteins are widely considered
among the most biologically appealing yet chemically intractable targets for drug discovery …

Biophysical determinants for cellular uptake of hydrocarbon-stapled peptide helices

GH Bird, E Mazzola, K Opoku-Nsiah… - Nature chemical …, 2016 - nature.com
Hydrocarbon-stapled peptides are a class of bioactive alpha-helical ligands developed to
dissect and target protein interactions. While there is consensus that stapled peptides can …