In-vitro engineering of novel bioactivity in the natural enzymes

Enzymes catalyze various biochemical functions with high efficiency and specificity. In-vitro design of the enzyme leads to novel bioactivity in this natural biomolecule that give answers of some vital questions like crucial residues in binding with substrate, molecular evolution, cofactor specifici...

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Main Author: Vishvanath Tiwari
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-10-01
Series:Frontiers in Chemistry
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fchem.2016.00039/full
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author Vishvanath Tiwari
author_facet Vishvanath Tiwari
author_sort Vishvanath Tiwari
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description Enzymes catalyze various biochemical functions with high efficiency and specificity. In-vitro design of the enzyme leads to novel bioactivity in this natural biomolecule that give answers of some vital questions like crucial residues in binding with substrate, molecular evolution, cofactor specificity etc. Enzyme engineering technology involves directed evolution, rational designing, semi-rational designing and structure-based designing using chemical modifications. Similarly, combined computational and in-vitro evolution approaches together help in artificial designing of novel bioactivity in the natural enzyme. DNA shuffling, error prone PCR and staggered extension process are used to artificially redesign active site of enzyme, which can alter its efficiency and specificity. Modifications of the enzyme can lead to the discovery of new path of molecular evolution, designing of efficient enzymes, locating active sites and crucial residues, shift in substrate and cofactor specificity. The methods and thermodynamics of in-vitro designing of the enzyme are also discussed. Similarly, engineered thermophilic and psychrophilic enzymes attain substrate specificity and activity of mesophilic enzymes that may also be beneficial for industry and therapeutics.
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spelling doaj.art-7ba843c695604a928252ae1fb30360762022-12-22T03:49:11ZengFrontiers Media S.A.Frontiers in Chemistry2296-26462016-10-01410.3389/fchem.2016.00039214165In-vitro engineering of novel bioactivity in the natural enzymesVishvanath Tiwari0Central University of RajasthanEnzymes catalyze various biochemical functions with high efficiency and specificity. In-vitro design of the enzyme leads to novel bioactivity in this natural biomolecule that give answers of some vital questions like crucial residues in binding with substrate, molecular evolution, cofactor specificity etc. Enzyme engineering technology involves directed evolution, rational designing, semi-rational designing and structure-based designing using chemical modifications. Similarly, combined computational and in-vitro evolution approaches together help in artificial designing of novel bioactivity in the natural enzyme. DNA shuffling, error prone PCR and staggered extension process are used to artificially redesign active site of enzyme, which can alter its efficiency and specificity. Modifications of the enzyme can lead to the discovery of new path of molecular evolution, designing of efficient enzymes, locating active sites and crucial residues, shift in substrate and cofactor specificity. The methods and thermodynamics of in-vitro designing of the enzyme are also discussed. Similarly, engineered thermophilic and psychrophilic enzymes attain substrate specificity and activity of mesophilic enzymes that may also be beneficial for industry and therapeutics.http://journal.frontiersin.org/Journal/10.3389/fchem.2016.00039/fullmolecular evolutionStrategic manipulationIn-vitro designNovel bioactivity of natural enzymeThermodynamics of in-vitro design
spellingShingle Vishvanath Tiwari
In-vitro engineering of novel bioactivity in the natural enzymes
Frontiers in Chemistry
molecular evolution
Strategic manipulation
In-vitro design
Novel bioactivity of natural enzyme
Thermodynamics of in-vitro design
title In-vitro engineering of novel bioactivity in the natural enzymes
title_full In-vitro engineering of novel bioactivity in the natural enzymes
title_fullStr In-vitro engineering of novel bioactivity in the natural enzymes
title_full_unstemmed In-vitro engineering of novel bioactivity in the natural enzymes
title_short In-vitro engineering of novel bioactivity in the natural enzymes
title_sort in vitro engineering of novel bioactivity in the natural enzymes
topic molecular evolution
Strategic manipulation
In-vitro design
Novel bioactivity of natural enzyme
Thermodynamics of in-vitro design
url http://journal.frontiersin.org/Journal/10.3389/fchem.2016.00039/full
work_keys_str_mv AT vishvanathtiwari invitroengineeringofnovelbioactivityinthenaturalenzymes