[HTML][HTML] Using azobenzene photocontrol to set proteins in motion

O Bozovic, B Jankovic, P Hamm - Nature Reviews Chemistry, 2022 - nature.com
Controlling the activity of proteins with azobenzene photoswitches is a potent tool for
manipulating their biological function. With the help of light, it is possible to change binding …

Biomolecular infrared spectroscopy: making time for dynamics

NT Hunt - Chemical Science, 2024 - pubs.rsc.org
Time resolved infrared spectroscopy of biological molecules has provided a wealth of
information relating to structural dynamics, conformational changes, solvation and …

Versatile femtosecond laser synchronization for multiple-timescale transient infrared spectroscopy

J Helbing, P Hamm - The Journal of Physical Chemistry A, 2023 - ACS Publications
Several ways to electronically synchronize different types of amplified femtosecond laser
systems are presented based on a single freely programmable electronics hardware …

The speed of allosteric signaling within a single-domain protein

O Bozovic, J Ruf, C Zanobini, B Jankovic… - The Journal of …, 2021 - ACS Publications
While much is known about different allosteric regulation mechanisms, the nature of the
allosteric signal and the time scale on which it propagates remains elusive. The PDZ3 …

On the Role of a Conserved Tryptophan in the Chromophore Pocket of Cyanobacteriochrome

M Blain-Hartung, GJ von Sass, J Plaickner… - Journal of Molecular …, 2024 - Elsevier
The cyanobacteriochrome Slr1393 can be photoconverted between a red (Pr) and green
absorbing form (Pg). The recently determined crystal structures of both states suggest a …

Transient 2D IR spectroscopy and multiscale simulations reveal vibrational couplings in the Cyanobacteriochrome Slr1393-g3

D Buhrke, Y Lahav, A Rao, J Ruf… - Journal of the …, 2023 - ACS Publications
Cyanobacteriochromes are bistable photoreceptor proteins with desirable photochemical
properties for biotechnological applications, such as optogenetics or fluorescence …

[HTML][HTML] MCL-1 promiscuity and the structural resilience of its binding partners

PJ Heckmeier, J Ruf, BG Janković… - The Journal of Chemical …, 2023 - pubs.aip.org
The allosteric protein MCL-1 and its natural inhibitors, the BH3-only proteins PUMA, BIM,
and NOXA regulate apoptosis by interacting promiscuously within an entangled binding …

Photocycle of a cyanobacteriochrome: a charge defect on ring C impairs conjugation in chromophore

L Köhler, W Gärtner, G Salvan, J Matysik… - Chemical …, 2023 - pubs.rsc.org
A large number of novel phytochromes named cyanobacteriochromes (CBCRs) have been
recently identified. CBCRs appear to be attractive for further in-depth studies as paradigms …

Sequence of events during peptide unbinding from RNase S: A complete experimental description

B Jankovic, J Ruf, C Zanobini, O Bozovic… - The Journal of …, 2021 - ACS Publications
The phototriggered unbinding of the intrinsically disordered S-peptide from the RNase S
complex is studied with the help of transient IR spectroscopy, covering a wide range of time …

The molecular mechanism of light-induced bond formation and breakage in the cyanobacteriochrome TePixJ

J Ruf, F Bindschedler, D Buhrke - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
Cyanobacteriochromes (CBCRs) are small and versatile photoreceptor proteins with high
potential for biotechnological applications. Among them, the so-called DXCF-CBCRs exhibit …