Results 1 to 10 of about 27,085 (234)

New insights into the classification and integration specificity of streptococci integrative conjugative elements through extensive genome exploration

open access: yesFrontiers in Microbiology, 2016
In this study, we searched for integrative conjugative elements (ICEs) in chromosomes of 124 strains of Streptococci. These exhaustive analyses revealed 105 putative ICEs and 26 slightly decayed elements that were grouped in 7 distinct families ...
Chloé eAmbroset   +13 more
doaj   +1 more source

Directed DNA shuffling of retrovirus and retrotransposon integrase protein domains. [PDF]

open access: yesPLoS ONE, 2013
Chimeric proteins are used to study protein domain functions and to recombine protein domains for novel or optimal functions. We used a library of chimeric integrase proteins to study DNA integration specificity.
Xiaojie Qi   +6 more
doaj   +1 more source

Positioning Diverse Type IV Structures and Functions Within Class 1 CRISPR-Cas Systems

open access: yesFrontiers in Microbiology, 2021
Type IV CRISPR systems encode CRISPR associated (Cas)-like proteins that combine with small RNAs to form multi-subunit ribonucleoprotein complexes. However, the lack of Cas nucleases, integrases, and other genetic features commonly observed in most ...
Hannah N. Taylor   +6 more
doaj   +1 more source

Pervasive Suicidal Integrases in Deep-Sea Archaea

open access: yesMolecular biology and evolution, 2020
Mobile genetic elements (MGEs) often encode integrases which catalyze the site-specific insertion of their genetic information into the host genome and the reverse reaction of excision.
Catherine Badel   +3 more
semanticscholar   +1 more source

A trade-off between the fitness cost of functional integrases and long-term stability of integrons.

open access: yesPLoS Pathogens, 2012
Horizontal gene transfer (HGT) plays a major role in bacterial microevolution as evident from the rapid emergence and spread of antimicrobial drug resistance.
Irina Starikova   +7 more
doaj   +1 more source

A population‐based temporal logic gate for timing and recording chemical events

open access: yesMolecular Systems Biology, 2016
Engineered bacterial sensors have potential applications in human health monitoring, environmental chemical detection, and materials biosynthesis. While such bacterial devices have long been engineered to differentiate between combinations of inputs ...
Victoria Hsiao   +3 more
doaj   +1 more source

Serine integrase chimeras with activity in E. coli and HeLa cells

open access: yesBiology Open, 2014
In recent years, application of serine integrases for genomic engineering has increased in popularity. The factor-independence and unidirectionality of these large serine recombinases makes them well suited for reactions such as site-directed vector ...
Alfonso P. Farruggio, Michele P. Calos
doaj   +1 more source

Serine Integrases: Advancing Synthetic Biology.

open access: yesACS Synthetic Biology, 2018
Serine integrases catalyze precise rearrangement of DNA through site-specific recombination of small sequences of DNA called attachment (att) sites. Unlike other site-specific recombinases, the recombination reaction driven by serine integrases is highly
Christine A Merrick, Jia Zhao, S. Rosser
semanticscholar   +1 more source

Integrating vectors for genetic studies in the rare Actinomycete Amycolatopsis marina

open access: yesBMC Biotechnology, 2019
Background Few natural product pathways from rare Actinomycetes have been studied due to the difficulty in applying molecular approaches in these genetically intractable organisms.
Hong Gao   +5 more
doaj   +1 more source

Influence of the amino-terminal sequence on the structure and function of HIV integrase

open access: yesRetrovirology, 2020
Background Antiretroviral therapy (ART) can mitigate the morbidity and mortality caused by the human immunodeficiency virus (HIV). Successful development of ART can be accelerated by accurate structural and biochemical data on targets and their responses
Grant Eilers   +7 more
doaj   +1 more source

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