Selenium metabolism and selenoproteins function in brain and encephalopathy

N Li, Z Zhang, L Shen, G Song, J Tian, Q Liu… - Science China Life …, 2024 - Springer
Selenium (Se) is an essential trace element of the utmost importance to human health. Its
deficiency induces various disorders. Se species can be absorbed by organisms and …

Oxidation and phenolysis of peptide/protein C-terminal hydrazides afford salicylaldehyde ester surrogates for chemical protein synthesis

S Lin, Z Mo, P Wang, C He - Journal of the American Chemical …, 2023 - ACS Publications
With the growing popularity of serine/threonine ligation (STL) and cysteine/penicillamine
ligation (CPL) in chemical protein synthesis, facile and general approaches for the …

Encouraging solution to the problem of synthesizing protein α‐thioester

X Liu, Z Gao, J Zhao, F Ye, P Huang… - Chinese Journal of …, 2024 - Wiley Online Library
Comprehensive Summary Expressed protein ligation (EPL) provides a powerful tool to
access large‐size proteins with precise structures. Existing methods for constructing the …

Selenoprotein F knockout caused glucose metabolism disorder in young mice by disrupting redox homeostasis

M Li, Y Zhang, J Zhou, H Liu - Antioxidants, 2022 - mdpi.com
Selenoprotein F (SELENOF) might play an important role in maintaining human health since
an increasing number of studies have linked SELENOF deficiency to various pathologies …

The semisynthesis of nucleolar human selenoprotein H

RN Dardashti, S Laps, JS Gichtin, N Metanis - Chemical Science, 2023 - pubs.rsc.org
The human selenoprotein H is the only selenocysteine-containing protein that is located in
the cell's nucleolus. In vivo studies have suggested that it plays some role in DNA binding …

Chemical protein synthesis elucidates key modulation mechanism of the tyrosine-O-sulfation in inducing strengthened inhibitory activity of hirudin

Y Yang, M Liang, R Wang, C He - Chinese Chemical Letters, 2023 - Elsevier
Tyrosine sulfation is an important post-translational modification that enhances the inhibitory
activity of hirudin. Herein, we developed a facile synthetic strategy to afford the sulfated …

Azole reagents enabled ligation of peptide acyl pyrazoles for chemical protein synthesis

P Liao, C He - Chemical Science, 2024 - pubs.rsc.org
Native chemical ligation (NCL) has been playing an increasingly important role in chemical
protein synthesis (CPS). More efficient ligation methods that circumvent the requirement of a …

Insertion of unnatural metal ligand in the heme pocket of nitrophorin through protein semi-synthesis: Toward biomimicking binuclear active sites

Y Chen, Y Zhou, C He - Chinese Chemical Letters, 2023 - Elsevier
Herein, we report a semi-synthetic strategy affording a nitrophorin 2 (NP2) variant with a N,
N′-bis (2-pyridylmethyl) amine (Dpa) ligand as sidechain selectively installed at position …

Chemical synthesis and diselenide metathesis in selenocysteine-containing peptides

Y He, H Hojo - Metallomics Research, 2024 - jstage.jst.go.jp
Selenoproteins, the functional form of the essential trace element selenium, play a vital role
in maintaining redox homeostasis in humans. Selenocysteine (Sec), which constitutes the …