Designing artificial metalloenzymes by tuning of the environment beyond the primary coordination sphere

C Van Stappen, Y Deng, Y Liu, H Heidari… - Chemical …, 2022 - ACS Publications
Metalloenzymes catalyze a variety of reactions using a limited number of natural amino
acids and metallocofactors. Therefore, the environment beyond the primary coordination …

Engineering new catalytic activities in enzymes

K Chen, FH Arnold - Nature Catalysis, 2020 - nature.com
The efficiency, selectivity and sustainability benefits offered by enzymes are enticing
chemists to consider biocatalytic transformations to complement or even supplant more …

Navigating the unnatural reaction space: directed evolution of heme proteins for selective carbene and nitrene transfer

Y Yang, FH Arnold - Accounts of Chemical Research, 2021 - ACS Publications
Conspectus Despite the astonishing diversity of naturally occurring biocatalytic processes,
enzymes do not catalyze many of the transformations favored by synthetic chemists. Either …

The crucial role of methodology development in directed evolution of selective enzymes

G Qu, A Li, CG Acevedo‐Rocha, Z Sun… - Angewandte Chemie …, 2020 - Wiley Online Library
Directed evolution of stereo‐, regio‐, and chemoselective enzymes constitutes a unique way
to generate biocatalysts for synthetically interesting transformations in organic chemistry and …

The importance of catalytic promiscuity for enzyme design and evolution

RB Leveson-Gower, C Mayer, G Roelfes - Nature Reviews Chemistry, 2019 - nature.com
The ability of one enzyme to catalyse multiple, mechanistically distinct transformations likely
played a crucial role in organisms' abilities to adapt to changing external stimuli in the past …

Nature's machinery, repurposed: expanding the repertoire of iron-dependent oxygenases

NP Dunham, FH Arnold - ACS catalysis, 2020 - ACS Publications
Iron is an especially important redox-active cofactor in biology because of its ability to
mediate reactions with atmospheric O2. Iron-dependent oxygenases exploit this earth …

Enzymatic nitrogen incorporation using hydroxylamine

S Gao, A Das, E Alfonzo, KM Sicinski… - Journal of the …, 2023 - ACS Publications
Hydroxylamine-derived reagents have enabled versatile nitrene transfer reactions for
introducing nitrogen-containing functionalities in small-molecule catalysis, as well as …

Enzymatic Primary Amination of Benzylic and Allylic C(sp3)–H Bonds

ZJ Jia, S Gao, FH Arnold - Journal of the American Chemical …, 2020 - ACS Publications
Aliphatic primary amines are prevalent in natural products, pharmaceuticals, and functional
materials. While a plethora of processes are reported for their synthesis, methods that …

New-to-nature chemistry from old protein machinery: carbene and nitrene transferases

Z Liu, FH Arnold - Current opinion in biotechnology, 2021 - Elsevier
Highlights•New-to-nature carbene and nitrene transfer enzymes inspired by chemical
catalysis.•Engineered hemoproteins that catalyze these transformations with high …

The advent of electrophilic hydroxylamine-derived reagents for the direct preparation of unprotected amines

VCM Gasser, S Makai, B Morandi - Chemical Communications, 2022 - pubs.rsc.org
Electrophilic aminating reagents have seen a renaissance in recent years as effective
nitrogen sources for the synthesis of unprotected amino functionalities. Based on their …