Publications by authors named "Arvi Freiberg"

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Comparative thermo- and piezostability study of photosynthetic core complexes containing bacteriochlorophyll a or b.
Margus Rätsep, Liina Kangur, Kristjan Leiger, Zheng-Yu Wang-Otomo, Arvi Freiberg

Biochim Biophys Acta Bioenerg· January 2025

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Tuning by Hydrogen Bonding in Photosynthesis.
Kõu Timpmann, Margus Rätsep, Erko Jalviste, Arvi Freiberg

J Phys Chem B· September 2024

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Enhancing solar spectrum utilization in photosynthesis: exploring exciton and site energy shifts as key mechanisms.
Kõu Timpmann, Margus Rätsep, Arvi Freiberg

Sci Rep· December 2023

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Dominant role of excitons in photosynthetic color-tuning and light-harvesting.
Kõu Timpmann, Margus Rätsep, Arvi Freiberg

Front Chem· October 2023

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Mitochondrial Irc3 helicase of the thermotolerant yeast Ogataea polymorpha displays dual DNA- and RNA-stimulated ATPase activity.
Vlad-Julian Piljukov, Sirelin Sillamaa, Tiina Sedman, Natalja Garber, Margus Rätsep, Arvi Freiberg

Mitochondrion· March 2023

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Hysteretic Pressure Dependence of Ca Binding in LH1 Bacterial Membrane Chromoproteins.
Kõu Timpmann, Liina Kangur, Arvi Freiberg

J Phys Chem B· January 2023

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Hydrostatic High-Pressure-Induced Denaturation of LH2 Membrane Proteins.
Kõu Timpmann, Juha Matti Linnanto, Dheerendra Yadav, Liina Kangur, Arvi Freiberg

J Phys Chem B· September 2021

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Exciton Origin of Color-Tuning in Ca-Binding Photosynthetic Bacteria.
Kõu Timpmann, Margus Rätsep, Liina Kangur, Alexandra Lehtmets, Zheng-Yu Wang-Otomo, Arvi Freiberg

Int J Mol Sci· July 2021

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Asymmetry in the Fluorescence and Absorption Spectra of Chlorophyll Pertaining to Exciton Dynamics.
Jeffrey R Reimers, Margus Rätsep, Arvi Freiberg

Front Chem· December 2020

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The two light-harvesting membrane chromoproteins of Thermochromatium tepidum expose distinct robustness against temperature and pressure.
Liina Kangur, Margus Rätsep, Kõu Timpmann, Zheng-Yu Wang-Otomo, Arvi Freiberg

Biochim Biophys Acta Bioenerg· August 2020

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Establishment of the Absorption Spectrum of Chlorophyll Extending to Near-Infrared.
Kristjan Leiger, Juha Matti Linnanto, Arvi Freiberg

Molecules· August 2020

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High-pressure tuning of primary photochemistry in bacterial photosynthesis: membrane-bound versus detergent-isolated reaction centers.
Kõu Timpmann, Erko Jalviste, Manoop Chenchiliyan, Liina Kangur, Michael R Jones, Arvi Freiberg

Photosynth Res· May 2020

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High-Pressure Modulation of Primary Photosynthetic Reactions.
Erko Jalviste, Kõu Timpmann, Manoop Chenchiliyan, Liina Kangur, Michael R Jones, Arvi Freiberg

J Phys Chem B· February 2020

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Absorption-emission symmetry breaking and the different origins of vibrational structures of the Q and Q electronic transitions of pheophytin a.
Margus Rätsep, Juha Matti Linnanto, Renata Muru, Malgorzata Biczysko, Jeffrey R Reimers, Arvi Freiberg

J Chem Phys· October 2019

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Higher Order Vibronic Sidebands of Chlorophyll and Bacteriochlorophyll for Enhanced Excitation Energy Transfer and Light Harvesting.
Margus Rätsep, Juha Matti Linnanto, Arvi Freiberg

J Phys Chem B· August 2019

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Picosecond Dynamical Response to a Pressure-Induced Break of the Tertiary Structure Hydrogen Bonds in a Membrane Chromoprotein.
Maksym Golub, Jörg Pieper, Judith Peters, Liina Kangur, Elizabeth C Martin, Arvi Freiberg

J Phys Chem B· March 2019

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Structural stability of human butyrylcholinesterase under high hydrostatic pressure.
Liina Kangur, Kõu Timpmann, Dominik Zeller, Patrick Masson, Judith Peters, Arvi Freiberg

Biochim Biophys Acta Proteins Proteom· February 2019

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Controlling Photosynthetic Excitons by Selective Pigment Photooxidation.
Kristjan Leiger, Juha Matti Linnanto, Margus Rätsep, Kõu Timpmann, Aleksandr A Ashikhmin, Arvi Freiberg

J Phys Chem B· January 2019

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Evaluation of Electron-Phonon Coupling and Spectral Densities of Pigment-Protein Complexes by Line-Narrowed Optical Spectroscopy.
Jörg Pieper, Petrica Artene, Margus Rätsep, Mihkel Pajusalu, Arvi Freiberg

J Phys Chem B· October 2018

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High temperature limit of photosynthetic excitons.
Margus Rätsep, Renata Muru, Arvi Freiberg

Nat Commun· January 2018

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Hydrogen bonds in the vicinity of the special pair of the bacterial reaction center probed by hydrostatic high-pressure absorption spectroscopy.
Liina Kangur, Michael R Jones, Arvi Freiberg

Biophys Chem· December 2017

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Spectrally Selective Spectroscopy of Native Ca-Containing and Ba-Substituted LH1-RC Core Complexes from Thermochromatium tepidum.
Margus Rätsep, Kõu Timpmann, Tomoaki Kawakami, Zheng-Yu Wang-Otomo, Arvi Freiberg

J Phys Chem B· November 2017

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Vibronic Origin of the Q Absorption Tail of Bacteriochlorophyll a Verified by Fluorescence Excitation Spectroscopy and Quantum Chemical Simulations.
Kristjan Leiger, Juha Matti Linnanto, Arvi Freiberg

J Phys Chem Lett· September 2017

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Spectral and kinetic effects accompanying the assembly of core complexes of Rhodobacter sphaeroides.
Arvi Freiberg, Manoop Chenchiliyan, Margus Rätsep, Kõu Timpmann

Biochim Biophys Acta· November 2016

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Challenges facing an understanding of the nature of low-energy excited states in photosynthesis.
Jeffrey R Reimers, Malgorzata Biczysko, Douglas Bruce, David F Coker, Terry J Frankcombe, Arvi Freiberg

Biochim Biophys Acta· September 2016

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