Results 31 to 40 of about 1,372,167 (289)

Laboratory-Directed Protein Evolution [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 2005
SUMMARYSystematic approaches to directed evolution of proteins have been documented since the 1970s. The ability to recruit new protein functions arises from the considerable substrate ambiguity of many proteins. The substrate ambiguity of a protein can be interpreted as the evolutionary potential that allows a protein to acquire new specificities ...
Ling, Yuan   +3 more
openaire   +2 more sources

Directed evolution converts subtilisin E into a functional equivalent of thermitase [PDF]

open access: yes, 1999
We used directed evolution to convert Bacillus subtilis subtilisin E into an enzyme functionally equivalent to its thermophilic homolog thermitase from Thermoactinomyces vulgaris.
Arnold, Frances H., Zhao, Huimin
core   +2 more sources

Deep sequencing revealed molecular signature of horizontal gene transfer of plant like transcripts in the mosquito Anopheles culicifacies: an evolutionary puzzle [version 1; referees: 2 approved]

open access: yesF1000Research, 2015
In prokaryotes, horizontal gene transfer (HGT) has been regarded as an important evolutionary drive to acquire and retain beneficial genes for their survival in diverse ecologies.
Punita Sharma   +11 more
doaj   +1 more source

PAIDDE: A Permutation-Archive Information Directed Differential Evolution Algorithm

open access: yesIEEE Access, 2022
Evolutionary algorithms have shown great successes in various real-world applications ranging in molecule to astronomy. As a mainstream evolutionary algorithm, differential evolution (DE) possesses the characteristics of simple algorithmic structure ...
Xiaosi Li   +5 more
doaj   +1 more source

Quantum causal histories [PDF]

open access: yes, 1999
Quantum causal histories are defined to be causal sets with Hilbert spaces attached to each event and local unitary evolution operators. The reflexivity, antisymmetry, and transitivity properties of a causal set are preserved in the quantum history as ...
Ambjorn J   +16 more
core   +7 more sources

Directing evolution in cells [PDF]

open access: yesNature Methods, 2020
A CRISPR–Cas9-based approach generates libraries of mutant proteins targeted to specific subcellular compartments for in situ directed evolution.
openaire   +2 more sources

Directed Evolution and Biocatalysis [PDF]

open access: yesAngewandte Chemie International Edition, 2001
This review describes the current state of biocatalysis in the chemical industry. Although we recognize the advantages of chemical approaches, we suggest that the use of biological catalysis is about to expand dramatically because of the recent developments in the artificial evolution of genes that code for enzymes. For the first time it is possible to
Keith A., Powell   +6 more
openaire   +2 more sources

A New Evolution Model for Weighted Directed Networks

open access: yesXibei Gongye Daxue Xuebao, 2020
The most of the recent models of directed weighted network evolution capture the growth process based on two conventional assumptions: constant average degree assumption and slowly growing diameter assumption.

doaj   +1 more source

Catalysts on Demand: Selective Oxidations by Laboratory-Evolved Cytochrome P450 BM3 [PDF]

open access: yes, 2009
Efficient catalysts for selective oxidation of C-H bonds using atmospheric oxygen are highly desirable to decrease the economic and environmental costs associated with conventional oxidation processes.
Arnold, Frances H., Lewis, Jared C.
core   +2 more sources

Quantifying the Performance of Micro-Compartmentalized Directed Evolution Protocols

open access: yesLife, 2020
High-throughput, in vitro approaches for the evolution of enzymes rely on a random micro-encapsulation to link phenotypes to genotypes, followed by screening or selection steps.
Adèle Dramé-Maigné   +3 more
doaj   +1 more source

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