Publications by authors named "Harald Otto"

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Dynamics of light-induced activation in the PAS domain proteins LOV2 and PYP probed by time-resolved tryptophan fluorescence.
Daniel Hoersch, Farzin Bolourchian, Harald Otto, Maarten P Heyn, Roberto A Bogomolni

Biochemistry· December 2010

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Model systems for the investigation of the opsin shift in bacteriorhodopsin.
Lars Lasogga, Wolfgang Rettig, Harald Otto, Ingrid Wallat, Julia Bricks

J Phys Chem A· February 2010

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Strong hydrogen bond between glutamic acid 46 and chromophore leads to the intermediate spectral form and excited state proton transfer in the Y42F mutant of the photoreceptor photoactive yellow protein.
Chandra P Joshi, Harald Otto, Daniel Hoersch, Terry E Meyer, Michael A Cusanovich

Biochemistry· October 2009

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Time-resolved spectroscopy of dye-labeled photoactive yellow protein suggests a pathway of light-induced structural changes in the N-terminal cap.
Daniel Hoersch, Harald Otto, Michael A Cusanovich, Maarten P Heyn

Phys Chem Chem Phys· July 2009

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Monitoring the conformational changes of photoactivated rhodopsin from microseconds to seconds by transient fluorescence spectroscopy.
Daniel Hoersch, Harald Otto, Ingrid Wallat, Maarten P Heyn

Biochemistry· November 2008

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Distinguishing chromophore structures of photocycle intermediates of the photoreceptor PYP by transient fluorescence and energy transfer.
Daniel Hoersch, Harald Otto, Michael A Cusanovich, Maarten P Heyn

J Phys Chem B· July 2008

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Locked 5Zs-biliverdin blocks the Meta-RA to Meta-RC transition in the functional cycle of bacteriophytochrome Agp1.
Sven Seibeck, Berthold Borucki, Harald Otto, Katsuhiko Inomata, Htoi Khawn

FEBS Lett· November 2007

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Role of a conserved salt bridge between the PAS core and the N-terminal domain in the activation of the photoreceptor photoactive yellow protein.
Daniel Hoersch, Harald Otto, Chandra P Joshi, Berthold Borucki, Michael A Cusanovich

Biophys J· September 2007

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The transient accumulation of the signaling state of photoactive yellow protein is controlled by the external pH.
Berthold Borucki, Chandra P Joshi, Harald Otto, Michael A Cusanovich, Maarten P Heyn

Biophys J· October 2006

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Photocycle and photoreversal of photoactive yellow protein at alkaline pH: kinetics, intermediates, and equilibria.
Chandra P Joshi, Berthold Borucki, Harald Otto, Terry E Meyer, Michael A Cusanovich

Biochemistry· June 2006

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Time-resolved single tryptophan fluorescence in photoactive yellow protein monitors changes in the chromophore structure during the photocycle via energy transfer.
Harald Otto, Daniel Hoersch, Terry E Meyer, Michael A Cusanovich, Maarten P Heyn

Biochemistry· December 2005

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Light-induced proton release of phytochrome is coupled to the transient deprotonation of the tetrapyrrole chromophore.
Berthold Borucki, David von Stetten, Sven Seibeck, Tilman Lamparter, Norbert Michael, Harald Otto

J Biol Chem· October 2005

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Effect of salt and pH on the activation of photoactive yellow protein and gateway mutants Y98Q and Y98F.
Berthold Borucki, John A Kyndt, Chandra P Joshi, Harald Otto, Terry E Meyer

Biochemistry· October 2005

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Photoreversal kinetics of the I1 and I2 intermediates in the photocycle of photoactive yellow protein by double flash experiments with variable time delay.
Chandra P Joshi, Berthold Borucki, Harald Otto, Terry E Meyer, Michael A Cusanovich

Biochemistry· January 2005

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Sensitive circular dichroism marker for the chromophore environment of photoactive yellow protein: assignment of the 307 and 318 nm bands to the n --> pi* transition of the carbonyl.
Berthold Borucki, Harald Otto, Terrance E Meyer, Michael A Cusanovich, Maarten P Heyn

J Phys Chem B· January 2005

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Mechanism of Cph1 phytochrome assembly from stopped-flow kinetics and circular dichroism.
Berthold Borucki, Harald Otto, Gregor Rottwinkel, Jonathan Hughes, Maarten P Heyn

Biochemistry· November 2003

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pH Dependence of the photocycle kinetics of the E46Q mutant of photoactive yellow protein: protonation equilibrium between I1 and I2 intermediates, chromophore deprotonation by hydroxyl uptake, and protonation relaxation of the dark state.
Berthold Borucki, Harald Otto, Chandra P Joshi, Chiara Gasperi, Michael A Cusanovich

Biochemistry· July 2003

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Dimerization and inter-chromophore distance of Cph1 phytochrome from Synechocystis, as monitored by fluorescence homo and hetero energy transfer.
Harald Otto, Tilman Lamparter, Berthold Borucki, Jon Hughes, Maarten P Heyn

Biochemistry· May 2003

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Kinetics of proton uptake and dye binding by photoactive yellow protein in wild type and in the E46Q and E46A mutants.
Berthold Borucki, Savitha Devanathan, Harald Otto, Michael A Cusanovich, Gordon Tollin

Biochemistry· August 2002

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