Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome

Chandrasekaran et al. engineered the Drosophila circadian clock protein Cryptochrome (dCRY) to form the neutral semiquinone, which serves as a dark-state proxy. They find that the C-terminal tail of dCRY remains docked when the flavin ring is reduced but uncharged. dCRY His378 variants provide insig...

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Autores principales: Siddarth Chandrasekaran, Connor M. Schneps, Robert Dunleavy, Changfan Lin, Cristina C. DeOliveira, Abir Ganguly, Brian R. Crane
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/239433bfd7aa4c559db2c188b3ff245d
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spelling oai:doaj.org-article:239433bfd7aa4c559db2c188b3ff245d2021-12-02T15:52:46ZTuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome10.1038/s42003-021-01766-22399-3642https://doaj.org/article/239433bfd7aa4c559db2c188b3ff245d2021-02-01T00:00:00Zhttps://doi.org/10.1038/s42003-021-01766-2https://doaj.org/toc/2399-3642Chandrasekaran et al. engineered the Drosophila circadian clock protein Cryptochrome (dCRY) to form the neutral semiquinone, which serves as a dark-state proxy. They find that the C-terminal tail of dCRY remains docked when the flavin ring is reduced but uncharged. dCRY His378 variants provide insights into the recognition motifs for dCRY turnover and strategies for optogenetic tools.Siddarth ChandrasekaranConnor M. SchnepsRobert DunleavyChangfan LinCristina C. DeOliveiraAbir GangulyBrian R. CraneNature PortfolioarticleBiology (General)QH301-705.5ENCommunications Biology, Vol 4, Iss 1, Pp 1-12 (2021)
institution DOAJ
collection DOAJ
language EN
topic Biology (General)
QH301-705.5
spellingShingle Biology (General)
QH301-705.5
Siddarth Chandrasekaran
Connor M. Schneps
Robert Dunleavy
Changfan Lin
Cristina C. DeOliveira
Abir Ganguly
Brian R. Crane
Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
description Chandrasekaran et al. engineered the Drosophila circadian clock protein Cryptochrome (dCRY) to form the neutral semiquinone, which serves as a dark-state proxy. They find that the C-terminal tail of dCRY remains docked when the flavin ring is reduced but uncharged. dCRY His378 variants provide insights into the recognition motifs for dCRY turnover and strategies for optogenetic tools.
format article
author Siddarth Chandrasekaran
Connor M. Schneps
Robert Dunleavy
Changfan Lin
Cristina C. DeOliveira
Abir Ganguly
Brian R. Crane
author_facet Siddarth Chandrasekaran
Connor M. Schneps
Robert Dunleavy
Changfan Lin
Cristina C. DeOliveira
Abir Ganguly
Brian R. Crane
author_sort Siddarth Chandrasekaran
title Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
title_short Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
title_full Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
title_fullStr Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
title_full_unstemmed Tuning flavin environment to detect and control light-induced conformational switching in Drosophila cryptochrome
title_sort tuning flavin environment to detect and control light-induced conformational switching in drosophila cryptochrome
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/239433bfd7aa4c559db2c188b3ff245d
work_keys_str_mv AT siddarthchandrasekaran tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT connormschneps tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT robertdunleavy tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT changfanlin tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT cristinacdeoliveira tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT abirganguly tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
AT brianrcrane tuningflavinenvironmenttodetectandcontrollightinducedconformationalswitchingindrosophilacryptochrome
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