Photodynamics of the optogenetic BLUF coupled photoactivated adenylyl cyclases (PACs)

Penzkofer, Alfons and Kateriya, Suneel and Hegemann, Peter (2016) Photodynamics of the optogenetic BLUF coupled photoactivated adenylyl cyclases (PACs). DYES AND PIGMENTS, 135. pp. 102-112. ISSN 0143-7208, 1873-3743

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Abstract

Optogenetics is a fast developing science that combines gene biology and optics to new research fields in neuroscience and cell biology. In the introduction a short literature update of optogenetic tools is given with some emphasis on rhodopsin and flavin based optogenetic tools. Then the BLUF coupled photo activated adenylyl cyclases (PACs) are discussed (BLUF = Blue Light sensor Using FAD). The primary photo-dynamics of the BLUF domains is described. A BLUF domain photocycle scheme and a BLUF domain reaction coordinate scheme are presented. The adenylyl cyclase action of catalytic ATP to cAMP (a cellular second messenger) conversion is described. Light-induced cyclase activity of BLUF coupled photoactivated adenylyl cyclases (BLUF-PACs) is analyzed. Optogenetic BLUF-PAC applications are shortly reviewed. (C) 2016 Elsevier Ltd. All rights reserved.

Item Type: Article
Uncontrolled Keywords: NEG-M STRAIN; EMISSION SPECTROSCOPIC CHARACTERIZATION; FLAGELLATE EUGLENA-GRACILIS; SYNECHOCYSTIS SP PCC6803; PHOTO-DYNAMICS; LIGHT RECEPTOR; CELLULAR CAMP; ENGINEERED PHOTORECEPTORS; RHODOBACTER-SPHAEROIDES; FLUORESCENT PROTEINS; Optogenetic tools; Photoreceptors; Blue light sensors using FAD (BLUFs); Photoactivated adenylyl cyclases (PACs)
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Experimental and Applied Physics > Alumni or Retired Professors > Group Alfons Penzkofer
Physics > Institute of Experimental and Applied Physics > Alumni or Retired Professors
Depositing User: Dr. Gernot Deinzer
Date Deposited: 13 Dec 2019 13:00
Last Modified: 13 Dec 2019 13:00
URI: https://pred.uni-regensburg.de/id/eprint/3924

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