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Open AccessJournal ArticleDOI

Building Biological Flashlights: Orthogonal Luciferases and Luciferins for in Vivo Imaging.

Sierra J. Williams, +1 more
- 08 Oct 2019 - 
- Vol. 52, Iss: 11, pp 3039-3050
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TLDR
The goal was to generate multiple orthogonal luciferases that are responsive to unique scaffolds and could be used concurrently in living animals, and to develop Orthogonal bioluminescent probes that can selectively process luciferin analogs to produce light.
Abstract
ConspectusBioluminescence is widely used for real-time imaging in living organisms. This technology features a light-emitting reaction between enzymes (luciferases) and small molecule substrates (l...

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Citations
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Journal ArticleDOI

Applications of bioluminescence in biotechnology and beyond.

TL;DR: Bioluminescence is the natural phenomenon by which living creatures produce light as mentioned in this paper, which occurs when the oxidation of a small-molecule luciferin is catalysed by an enzyme luciferase to form an excited-state species that emits light.
Journal ArticleDOI

Bright Chromenylium Polymethine Dyes Enable Fast, Four-Color In Vivo Imaging with Shortwave Infrared Detection.

TL;DR: In this article, the authors explored derivatives with functional group substitution at the 2-position, deemed chromenylium polymethine dyes, which reduced nonradiative rates and enhanced emissive properties, enabling non-invasive imaging in mice in a single color at 300 fps and in three colors at 100 fps.
Journal ArticleDOI

Seeing (and Using) the Light: Recent Developments in Bioluminescence Technology.

TL;DR: This review highlights how bioluminescent systems are being leveraged not just for sensing-but also controlling-biological processes, and showcases how new luciferins and engineered luciferases are expanding the scope of optical imaging.
Journal ArticleDOI

Bioluminescence Profiling of NanoKAZ/NanoLuc Luciferase Using a Chemical Library of Coelenterazine Analogues

TL;DR: An extensive structure-bioluminescence relationship study of a chemical library of analogues of coelenterazine, using nanoKAZ/NanoLuc, a mutated luciferase originated from the catalytic subunit of the deep-sea shrimp Oplophorus gracilirostris is described.
Journal ArticleDOI

Multicomponent Bioluminescence Imaging with a π-Extended Luciferin

TL;DR: This work provides the first example of Rosetta-guided design in engineering bioluminescent tools and expands the scope of orthogonal imaging probes.
References
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Journal ArticleDOI

Engineered luciferase reporter from a deep sea shrimp utilizing a novel imidazopyrazinone substrate.

TL;DR: A novel bioluminescence system capable of more efficient light emission with superior biochemical and physical characteristics is engineered in mammalian cells by merging optimization of protein structure with development of a novel imidazopyrazinone substrate (furimazine).
Journal ArticleDOI

Visualizing gene expression in living mammals using a bioluminescent reporter.

TL;DR: It is concluded that gene regulation, DNA delivery and expression can now be noninvasively monitored in living mammals using a luciferase reporter, and real‐time, noninvasive study of gene expression in living animal models for human development and disease is possible.
Journal ArticleDOI

Structural basis for the spectral difference in luciferase bioluminescence.

TL;DR: The results indicate that the degree of molecular rigidity of the excited state of oxyluciferin, which is controlled by a transient movement of Ile 288, determines the colour of bioluminescence during the emission reaction.
Journal ArticleDOI

Evolutionary information for specifying a protein fold.

TL;DR: This work attempts to define the sequence rules for specifying a protein fold by computationally creating artificial protein sequences using only statistical information encoded in a multiple sequence alignment and no tertiary structure information.
Journal ArticleDOI

Bioluminescent Assays for High-Throughput Screening

TL;DR: This review addresses recent progress made in the use of bioluminescent assays for HTS, highlighting new detection capabilities brought about by engineering luciferase genes, enzymes, and substrates.
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