Structural elements regulating the photochromicity in a cyanobacteriochrome

X Xu, A Höppner, C Wiebeler… - Proceedings of the …, 2020 - National Acad Sciences
The three-dimensional (3D) crystal structures of the GAF3 domain of cyanobacteriochrome
Slr1393 (Synechocystis PCC6803) carrying a phycocyanobilin chromophore could be …

Correlating structural and photochemical heterogeneity in cyanobacteriochrome NpR6012g4

S Lim, Q Yu, SM Gottlieb, CW Chang… - Proceedings of the …, 2018 - National Acad Sciences
Phytochrome photoreceptors control plant growth, development, and the shade avoidance
response that limits crop yield in high-density agricultural plantings. Cyanobacteriochromes …

The effective conjugation length is responsible for the red/green spectral tuning in the cyanobacteriochrome Slr1393g3

C Wiebeler, AG Rao, W Gaertner… - Angewandte Chemie …, 2019 - Wiley Online Library
The origin of the spectral shift from a red‐to a green‐absorbing form in a
cyanobacteriochrome, Slr1393g3, was identified by combined quantum …

Histidine protonation controls structural heterogeneity in the cyanobacteriochrome AnPixJg2

AG Rao, C Wiebeler, S Sen, DS Cerutti… - Physical Chemistry …, 2021 - pubs.rsc.org
Cyanobacteriochromes are compact and spectrally diverse photoreceptor proteins that bind
a linear tetrapyrrole as a chromophore. They show photochromicity by having two stable …

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 …

QM/MM benchmarking of cyanobacteriochrome Slr1393g3 absorption spectra

C Wiebeler, I Schapiro - Molecules, 2019 - mdpi.com
Cyanobacteriochromes are compact and spectrally diverse photoreceptor proteins that are
promising candidates for biotechnological applications. Computational studies can …

[HTML][HTML] Crucial Residue for Tuning Thermal Relaxation Kinetics in the Biliverdin-binding Cyanobacteriochrome Photoreceptor Revealed by Site-saturation …

T Suzuki, M Yoshimura, M Arai, R Narikawa - Journal of Molecular Biology, 2024 - Elsevier
Cyanobacteriochromes (CBCRs) are cyanobacterial photoreceptors distantly related to the
phytochromes sensing red and far-red light reversibly. Only the cGMP phosphodiesterase …

Protein–chromophore interactions controlling photoisomerization in red/green cyanobacteriochromes

NC Rockwell, MV Moreno, SS Martin… - Photochemical & …, 2022 - Springer
Photoreceptors in the phytochrome superfamily use 15, 16-photoisomerization of a linear
tetrapyrrole (bilin) chromophore to photoconvert between two states with distinct spectral …

Light-and pH-dependent structural changes in cyanobacteriochrome AnPixJg2

S Altmayer, L Köhler, P Bielytskyi, W Gärtner… - Photochemical & …, 2022 - Springer
Cyanobacteriochromes (CBCRs) are phytochrome-related photosensory proteins that play
an essential role in regulating phototaxis, chromatic acclimation, and cell aggregation in …

Comparison of the forward and reverse photocycle dynamics of two highly similar canonical red/green cyanobacteriochromes reveals unexpected differences

JS Kirpich, CW Chang, J Franse, Q Yu, FV Escobar… - Biochemistry, 2021 - ACS Publications
Cyanobacteriochromes (CBCRs) are cyanobacterial photoreceptors that exhibit
photochromism between two states: a thermally stable dark-adapted state and a metastable …