Evolutionary optimization of computationally designed enzymes: Kemp eliminases of the KE07 series

O Khersonsky, D Röthlisberger, O Dym… - Journal of molecular …, 2010 - Elsevier
Understanding enzyme catalysis through the analysis of natural enzymes is a daunting
challenge—their active sites are complex and combine numerous interactions and catalytic …

[HTML][HTML] Efficient base-catalyzed Kemp elimination in an engineered ancestral enzyme

LI Gutierrez-Rus, M Alcalde, VA Risso… - International Journal of …, 2022 - mdpi.com
The routine generation of enzymes with completely new active sites is a major unsolved
problem in protein engineering. Advances in this field have thus far been modest, perhaps …

Optimization of reorganization energy drives evolution of the designed Kemp eliminase KE07

A Lábas, E Szabo, L Mones, M Fuxreiter - Biochimica et Biophysica Acta …, 2013 - Elsevier
Understanding enzymatic evolution is essential to engineer enzymes with improved
activities or to generate enzymes with tailor-made activities. The computationally designed …

Kemp elimination catalysts by computational enzyme design

D Röthlisberger, O Khersonsky, AM Wollacott, L Jiang… - Nature, 2008 - nature.com
The design of new enzymes for reactions not catalysed by naturally occurring biocatalysts is
a challenge for protein engineering and is a critical test of our understanding of enzyme …

Crystal structures of VIM‐1 complexes explain active site heterogeneity in VIM‐class metallo‐β‐lactamases

R Salimraj, P Hinchliffe, M Kosmopoulou… - The FEBS …, 2019 - Wiley Online Library
Metallo‐β‐Lactamases (MBLs) protect bacteria from almost all β‐lactam antibiotics. Verona
integron‐encoded MBL (VIM) enzymes are among the most clinically important MBLs, with …

Computer simulations reveal an entirely entropic activation barrier for the chemical step in a designer enzyme

J Åqvist - ACS Catalysis, 2022 - ACS Publications
Despite advances in computational design of protein structures, it has proven very difficult to
design efficient enzyme catalysts by such approaches. One of the challenges in the field has …

The evolution of enzyme functions in the metallo-β-lactamase superfamily

F Baier - 2017 - open.library.ubc.ca
Enzyme superfamilies have expanded over billions of years from the descendants of a
potentially single common ancestral function. Understanding the evolution of their functional …

SABER: A computational method for identifying active sites for new reactions

GR Nosrati, KN Houk - Protein Science, 2012 - Wiley Online Library
A software suite, SABER (Selection of Active/Binding sites for Enzyme Redesign), has been
developed for the analysis of atomic geometries in protein structures, using a geometric …

Directed evolution as a probe of rate promoting vibrations introduced via mutational change

X Chen, SD Schwartz - Biochemistry, 2018 - ACS Publications
In this article, we study with transition path sampling and reaction coordinate analysis how
directed evolution in the Kemp eliminase family of artificial enzymes makes differential use …

Precision is essential for efficient catalysis in an evolved Kemp eliminase

R Blomberg, H Kries, DM Pinkas, PRE Mittl, MG Grütter… - Nature, 2013 - nature.com
Linus Pauling established the conceptual framework for understanding and mimicking
enzymes more than six decades ago. The notion that enzymes selectively stabilize the rate …