BENEŠ, David, Alfonso RODRIGUEZ-PATON and Petr SOSÍK. Directed evolution of biocircuits using conjugative plasmids and CRISPR-Cas9: design and in silico experiments. Natural Computing. Springer Netherlands, 2017, vol. 16, No 3, p. 497-505. ISSN 1567-7818. Available from: https://dx.doi.org/10.1007/s11047-016-9595-9.
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Basic information
Original name Directed evolution of biocircuits using conjugative plasmids and CRISPR-Cas9: design and in silico experiments
Authors BENEŠ, David (203 Czech Republic, guarantor, belonging to the institution), Alfonso RODRIGUEZ-PATON (724 Spain) and Petr SOSÍK (203 Czech Republic, belonging to the institution).
Edition Natural Computing, Springer Netherlands, 2017, 1567-7818.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10201 Computer sciences, information science, bioinformatics
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
WWW URL
RIV identification code RIV/47813059:19240/17:A0000085
Organization Filozoficko-přírodovědecká fakulta – Slezská univerzita v Opavě – Repository
Doi http://dx.doi.org/10.1007/s11047-016-9595-9
UT WoS 000407824400010
Keywords in English Biocircuit; Conjugative plasmid; CRISPR-Cas9; Directed evolution; Evolutionary search; Genetic circuit; Programmed evolution
Tags SGS132016, ÚI
Tags International impact, Reviewed
Links LQ1602, research and development project.
Changed by Changed by: Mgr. Kamil Matula, učo 1145. Changed: 26/3/2018 08:50.
Abstract
Recent links between computer science and synthetic biology allow for construction of many kinds of algorithmic processes within cells, obtained either by a direct engineered design or by an evolutionary search. In the latter case, horizontal gene transfer and especially transfer of plasmids by conjugation is generally respected as a crucial source of genetic diversity in bacteria. While some previous studies focused on mutations as the crucial principle to obtain diversity for engineered evolution, here we consider conjugation itself as a tool to generate diversity from a pre-determined library of biocircuits basic components. The recent development of CRISPR-Cas9 and its programmable DNA cutting ability makes it a powerful selection tool able to remove nonfunctional biocircuits from a cell population. In this paper, we describe a framework for controlled bacterial evolution of biocircuits based on conjugation and on CRISPR-Cas9, resulting in a direct biological implementation of an evolutionary algorithm. In silico experiments provide data to estimate the computational/search capability of plasmid-based engineered evolution.
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