Toolkit/UVR8

UVR8

Multi-Component Switch·Research·Since 2015

Also known as: Arabidopsis thaliana UVR8, AtUVR8

Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.

Summary

UVR8 is an Arabidopsis thaliana UV-B photoreceptor that senses solar UV-B light in the 280-315 nm range. It functions as a light-responsive multi-component switch through UV-B-induced dissociation of a UVR8 dimer.

Usefulness & Problems

Why this is useful

UVR8 provides a genetically encoded means to couple UV-B illumination to a defined protein-state change, namely conversion from a dimeric to a dissociated state. This makes it useful for studying and potentially harnessing UV-B-responsive signaling based on a native photoreceptor mechanism.

Problem solved

UVR8 addresses the problem of sensing and transducing UV-B light into a molecular switching event. Specifically, it provides a biological mechanism for detecting solar UV-B and converting that input into light-induced dimer dissociation.

Problem links

Need precise spatiotemporal control with light input

Derived

UVR8 is an Arabidopsis thaliana plant photoreceptor that senses solar UV-B light in the 280-315 nm range. It functions through UV-B-induced dissociation of a UVR8 dimer, making it a light-responsive multi-component switch.

Taxonomy & Function

Primary hierarchy

Mechanism Branch

Architecture: A composed arrangement of multiple parts that instantiates one or more mechanisms.

Target processes

No target processes tagged yet.

Input: Light

Implementation Constraints

cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationimplementation constraint: multi component delivery burdenimplementation constraint: spectral hardware requirementoperating role: actuatorswitch architecture: multi componentswitch architecture: recruitment

The evidence supports use of UV-B light in the 280-315 nm range as the activating input. Beyond its identity as an Arabidopsis thaliana photoreceptor that undergoes dimer dissociation, the supplied material does not specify cofactors, expression requirements, fusion architectures, or delivery considerations.

The supplied evidence is limited to a review-level description of UV-B perception and does not provide quantitative performance data such as kinetics, reversibility, dynamic range, or behavior in heterologous systems. No independent application-focused validation or construct-design guidance is provided in the supplied sources.

Validation

Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication

Supporting Sources

Ranked Claims

Claim 1mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 2mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 3mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 4mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 5mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 6mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 7mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 8mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 9mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 10mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 11mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 12mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 13mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 14mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 15mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 16mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 17mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 18mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 19mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 20mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 21mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 22mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 23mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 24mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 25mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 26mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 27mechanism summarysupports2015Source 1needs review

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation
Claim 28review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 29review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 30review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 31review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 32review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 33review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 34review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 35review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 36review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 37review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 38review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 39review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 40review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 41review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 42review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 43review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 44review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 45review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 46review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 47review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 48review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 49review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 50review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 51review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 52review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 53review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 54review scope summarysupports2015Source 1needs review

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.
Claim 55structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 56structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 57structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 58structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 59structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 60structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 61structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 62structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 63structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 64structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 65structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 66structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 67structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 68structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 69structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 70structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 71structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 72structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 73structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 74structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 75structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 76structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 77structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 78structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 79structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 80structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.
Claim 81structural summarysupports2015Source 1needs review

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.

Approval Evidence

2 sources3 linked approval claimsfirst-pass slug uvr8
Explicitly supported in the supplied web research summary as a photoactivatable optogenetic system aligned with the review scope.

Source:

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation.

Source:

mechanism summarysupports

UVR8 mediates plant light responses to UV-B and perceives the signal through light-induced dimer dissociation.

UVR8 is the only known plant photoreceptor that mediates light responses to UV-B (280-315 nm) of the solar spectrum. UVR8 perceives a UV-B signal via light-induced dimer dissociation

Source:

review scope summarysupports

The review synthesizes spectroscopic, computational, and crystallographic studies aimed at understanding UV-B perception by UVR8 at the molecular level.

This review summarizes recent advances in spectroscopic, computational and crystallographic studies on UVR8 that are directed toward full understanding of UV-B perception at the molecular level.

Source:

structural summarysupports

Recent crystal structures of Arabidopsis thaliana UVR8 revealed clustering of UV-B-absorbing tryptophan pigments at the dimer interface and provide a framework for mechanistic investigation.

Two recent crystal structures of Arabidopsis thaliana UVR8 (AtUVR8) have revealed unusual clustering of UV-B-absorbing Trp pigments at the dimer interface and provided a structural framework for further mechanistic investigation.

Source:

Comparisons

Source-backed strengths

The available evidence identifies UVR8 as the only known plant photoreceptor that mediates light responses to UV-B in the 280-315 nm range. Its switching mechanism is defined at the molecular level as light-induced dimer dissociation, and the cited review indicates support from spectroscopic, computational, and crystallographic studies.

Compared with LightOn system

UVR8 and LightOn system address a similar problem space.

Shared frame: same top-level item type; shared mechanisms: heterodimerization; same primary input modality: light

UVR8 and photo-activatable Akt probe address a similar problem space.

Shared frame: same top-level item type; shared mechanisms: heterodimerization; same primary input modality: light

UVR8 and tandem-dimer nano (tdnano) address a similar problem space.

Shared frame: same top-level item type; shared mechanisms: heterodimerization; same primary input modality: light

Ranked Citations

  1. 1.
    StructuralSource 1Photochemistry and Photobiology2015Claim 1Claim 27Claim 26

    Seeded from load plan for claim cl1. Extracted from this source document.

  2. 2.
    StructuralSource 2Journal of Experimental Neuroscience2017

    Extracted from this source document.