Electric Fields and Enzyme Catalysis

Authors: Fried SD, Boxer SG

Year: 2017 Mar 24

Category: Biochemistry

Journal: Annu Rev Biochem

DOI: 10.1146/annurev-biochem-061516-044432

URL: https://www.ncbi.nlm.nih.gov/pubmed/28375745

Abstract

Overview

Understanding the mechanisms that allow enzymes to catalyze chemical reactions efficiently has long been a topic of interest in biochemistry. This study explores the role of electric fields in enzyme catalysis.

Findings

The use of sophisticated computer models has hinted at the significance of electrostatic interactions in enzymatic reactions. However, proving this has been challenging. Recent advancements in experimental techniques, particularly the vibrational Stark effect, have now allowed for direct measurement of electric fields within the enzyme's active site, offering new insights.

This evidence strongly supports the hypothesis that electrostatic forces play a crucial role in the catalysis process within enzymes.

Conclusion

The study presents a simple model that integrates various concepts from previous research into a unified framework. This model emphasizes the pivotal role of electric fields at the active site of enzymes and how they contribute to the catalysis process.

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