[HTML][HTML] Light-oxygen-voltage (LOV)-sensing domains: activation mechanism and optogenetic stimulation

A Flores-Ibarra, RNA Maia, B Olasz, JR Church… - Journal of molecular …, 2024 - Elsevier
The light-oxygen-voltage (LOV) domains of phototropins emerged as essential constituents
of light-sensitive proteins, helping initiate blue light-triggered responses. Moreover, these …

[HTML][HTML] Bacterial lux-biosensors: Constructing, applications, and prospects

SV Bazhenov, US Novoyatlova, ES Scheglova… - … and Bioelectronics: X, 2023 - Elsevier
This review aims to systematize data on the construction and applications of bacterial lux-
biosensors in various fields ranging from investigation of gene regulation and regulatory …

Engineering a photoenzyme to use red light

JM Carceller, B Jayee, CG Page, DG Oblinsky… - Chem, 2024 - cell.com
Photoenzymatic reactions involving flavin-dependent" ene"-reductases (EREDs) rely on
protein-templated charge transfer (CT) complexes between the cofactor and substrate for …

Electron Transfer Drives the Photosensitized Polymerization of Contrast Agents by Flavoprotein Tags for Correlative Microscopy

MS Lone, OD Merino-Chavez, NJ Ricks… - Journal of the …, 2024 - ACS Publications
Singlet oxygen generation has long been considered the key feature that allows genetically
encoded fluorescent tags to produce polymeric contrast agents for electron microscopy …

Microbial single-cell applications under anoxic conditions

C Keating, K Fiege, M Diender, DZ Sousa… - Applied and …, 2024 - journals.asm.org
The field of microbiology traditionally focuses on studying microorganisms at the population
level. Nevertheless, the application of single-cell level methods, including microfluidics and …

[HTML][HTML] Backbone Cyclization of Flavin Mononucleotide-Based Fluorescent Protein Increases Fluorescence and Stability

T Lin, Y Ge, Q Gao, D Zhang, X Chen… - Journal of Microbiology …, 2023 - ncbi.nlm.nih.gov
Flavin mononucleotide-binding proteins or domains emit cyan-green fluorescence under
aerobic and anaerobic conditions, but relatively low fluorescence and less thermostability …

Reengineering of a flavin‐binding fluorescent protein using ProteinMPNN

A Nikolaev, A Kuzmin, E Markeeva… - Protein …, 2024 - Wiley Online Library
Recent advances in machine learning techniques have led to development of a number of
protein design and engineering approaches. One of them, ProteinMPNN, predicts an amino …

Two distinct mechanisms of flavoprotein spectral tuning revealed by low‐temperature and time‐dependent spectroscopy

A Nikolaev, EV Tropina, KN Boldyrev… - Protein …, 2024 - Wiley Online Library
Flavins such as flavin mononucleotide or flavin adenine dinucleotide are bound by diverse
proteins, yet have very similar spectra when in the oxidized state. Recently, we developed …

Rational Design of a Circularly Permuted Flavin‐Based Fluorescent Protein

NT Anderson, JS Xie, AN Chacko, VL Liu… - …, 2024 - Wiley Online Library
Flavin‐based fluorescent proteins are oxygen‐independent reporters that hold great
promise for imaging anaerobic and hypoxic biological systems. In this study, we explored …

Light-directed evolution of dynamic, multi-state, and computational protein functionalities

V Gligorovski, M Labagnara, SJ Rahi - bioRxiv, 2024 - biorxiv.org
Directed evolution is a powerful method in biological engineering. Current approaches draw
on time-invariant selection mechanisms, ideal for evolving steady-state properties such as …