The contribution of modern EPR to structural biology

G Jeschke - Emerging Topics in Life Sciences, 2018 - portlandpress.com
Electron paramagnetic resonance (EPR) spectroscopy combined with site-directed spin
labelling is applicable to biomolecules and their complexes irrespective of system size and …

Why nature chose potassium

A Danchin, PI Nikel - Journal of Molecular Evolution, 2019 - Springer
The presence of most of the atoms involved in the building up of living cells can be
explained by their intrinsic physico-chemical properties. Yet, the involvement of the alkali …

Biomolecular EPR meets NMR at high magnetic fields

K Möbius, W Lubitz, N Cox, A Savitsky - Magnetochemistry, 2018 - mdpi.com
In this review on advanced biomolecular EPR spectroscopy, which addresses both the EPR
and NMR communities, considerable emphasis is put on delineating the complementarity of …

[HTML][HTML] Non-canonical amino acids for site-directed spin labeling of membrane proteins

K Ledwitch, G Künze, E Okwei, D Sala… - Current Opinion in …, 2024 - Elsevier
Highlights•Genetically encodable ncAAs are expanding our options for spin-labeling
biomolecules.•Conventional cysteine-based SDSL schemes can complicate biophysical …

Studying conformational changes of the Yersinia type-III-secretion effector YopO in solution by integrative structural biology

MF Peter, AT Tuukkanen, CA Heubach, A Selsam… - Structure, 2019 - cell.com
The type-III secretion effector YopO helps pathogenic Yersinia to outmaneuver the human
immune system. Injected into host cells, it functions as a Ser/Thr kinase after activation by …

A fusion of the Bacteroides fragilis ferrous iron import proteins reveals a role for FeoA in stabilizing GTP-bound FeoB

AE Sestok, JB Brown, JO Obi, SM O'Sullivan… - Journal of Biological …, 2022 - ASBMB
Iron is an essential element for nearly all organisms, and under anoxic and/or reducing
conditions, Fe 2+ is the dominant form of iron available to bacteria. The ferrous iron transport …

Studying structure and function of membrane proteins with PELDOR/DEER spectroscopy–The crystallographers' perspective

J Glaenzer, MF Peter, G Hagelueken - Methods, 2018 - Elsevier
In 1985, the first X-ray structure of a membrane protein was determined. Today, more than
30 years later, many more structures have been solved. Nevertheless, studying the structure …

Expression and purification of functionally active ferrous iron transporter FeoB from Klebsiella pneumoniae

AT Smith, AE Sestok - Protein Expression and Purification, 2018 - Elsevier
The acquisition of ferrous iron (Fe 2+) is an important virulence factor utilized by several
hospital-acquired (nosocomial) pathogens such as Klebsiella pneumoniae to establish …

Divide and conquer: genetics, mechanism, and evolution of the ferrous iron transporter Feo in Helicobacter pylori

C Gómez-Garzón, SM Payne - Frontiers in Microbiology, 2023 - frontiersin.org
Introduction Feo is the most widespread and conserved system for ferrous iron uptake in
bacteria, and it is important for virulence in several gastrointestinal pathogens. However, its …

A general protocol for the expression and purification of the intact transmembrane transporter FeoB

AE Sestok, SM O'Sullivan, AT Smith - Biochimica et Biophysica Acta (BBA) …, 2022 - Elsevier
Abstract Ferrous iron (Fe 2+) transport is an essential process that supports the growth,
intracellular survival, and virulence of several drug-resistant pathogens, and the ferrous iron …