Data-driven enzyme engineering to identify function-enhancing enzymes

Y Jiang, X Ran, ZJ Yang - Protein Engineering, Design and …, 2023 - academic.oup.com
Identifying function-enhancing enzyme variants is a 'holy grail'challenge in protein science
because it will allow researchers to expand the biocatalytic toolbox for late-stage …

Mechanistic insights into substrate positioning that distinguish non-heme Fe (II)/α-ketoglutarate-dependent halogenases and hydroxylases

DW Kastner, A Nandy, R Mehmood, HJ Kulik - ACS Catalysis, 2023 - ACS Publications
Non-heme iron halogenases and hydroxylases activate inert C–H bonds to selectively
catalyze the functionalization of diverse biological products under physiological conditions …

What drives radical halogenation versus hydroxylation in mononuclear nonheme iron complexes? A combined experimental and computational study

EF Gérard, V Yadav, DP Goldberg… - Journal of the American …, 2022 - ACS Publications
Nonheme iron halogenases are unique enzymes in nature that selectively activate an
aliphatic C–H bond of a substrate to convert it into C–X (X= Cl/Br, but not F/I). It is proposed …

Reaction pathway engineering converts a radical hydroxylase into a halogenase

ME Neugebauer, EN Kissman, JA Marchand… - Nature Chemical …, 2022 - nature.com
Abstract FeII/α-ketoglutarate (FeII/αKG)-dependent enzymes offer a promising biocatalytic
platform for halogenation chemistry owing to their ability to functionalize unactivated C–H …

Mutexa: a computational ecosystem for intelligent protein engineering

ZJ Yang, Q Shao, Y Jiang, C Jurich, X Ran… - Journal of Chemical …, 2023 - ACS Publications
Protein engineering holds immense promise in sha** the future of biomedicine and
biotechnology. This Review focuses on our ongoing development of Mutexa, a …

Using Computational Chemistry to Reveal Nature's Blueprints for Single-Site Catalysis of C–H Activation

A Nandy, H Adamji, DW Kastner, V Vennelakanti… - ACS …, 2022 - ACS Publications
The challenge of activating inert C–H bonds motivates a study of catalysts that draws from
what can be accomplished by natural enzymes and translates these advantageous features …

Biocatalytic control of site-selectivity and chain length-selectivity in radical amino acid halogenases

EN Kissman, ME Neugebauer… - Proceedings of the …, 2023 - National Acad Sciences
Biocatalytic C–H activation has the potential to merge enzymatic and synthetic strategies for
bond formation. FeII/αKG-dependent halogenases are particularly distinguished for their …

Mechanistic analysis of carbon–carbon bond formation by deoxypodophyllotoxin synthase

H Tang, MH Wu, HY Lin, MR Han… - Proceedings of the …, 2022 - National Acad Sciences
Deoxypodophyllotoxin contains a core of four fused rings (A to D) with three consecutive
chiral centers, the last being created by the attachment of a peripheral trimethoxyphenyl ring …

Why Nonheme Iron Halogenases Do Not Fluorinate C–H Bonds: A Computational Investigation

V Vennelakanti, GL Li, HJ Kulik - Inorganic Chemistry, 2023 - ACS Publications
Selective halogenation is necessary for a range of fine chemical applications, including the
development of therapeutic drugs. While synthetic processes to achieve C–H halogenation …

Engineering the Reaction Pathway of a Non-heme Iron Oxygenase Using Ancestral Sequence Reconstruction

D Yang, CH Chiang, T Wititsuwannakul… - Journal of the …, 2024 - ACS Publications
Non-heme iron (FeII), α-ketoglutarate (α-KG)-dependent oxygenases are a family of
enzymes that catalyze an array of transformations that cascade forward after the formation of …