From iron to bacterial electroconductive filaments: Exploring cytochrome diversity using Geobacter bacteria

CA Salgueiro, L Morgado, MA Silva, MR Ferreira… - Coordination Chemistry …, 2022 - Elsevier
Iron is the most versatile of all biochemically active metals, with variability encompassing its
electronic configuration, number of unpaired electrons, type of ligands and iron-complexes …

Structural determination of a filamentous chaperone to fabricate electronically conductive metalloprotein nanowires

YX Chen, NL Ing, F Wang, D Xu, NB Sloan, NT Lam… - ACS …, 2020 - ACS Publications
The transfer of electrons through protein complexes is central to cellular respiration.
Exploiting proteins for charge transfer in a controllable fashion has the potential to …

[HTML][HTML] Hemes on a string: insights on the functional mechanisms of PgcA from Geobacter sulfurreducens

TM Fernandes, MA Silva, L Morgado… - Journal of Biological …, 2023 - ASBMB
Microbial extracellular reduction of insoluble compounds requires soluble electron shuttles
that diffuse in the environment, freely diffusing cytochromes, or direct contact with cellular …

Spectroelectrochemistry of proteins

GS Wilson - Electroanalysis, 2022 - Wiley Online Library
This mini review addresses the evolution of spectroelectrochemistry from the laboratories of
Professor Theodore Kuwana into the examination of proteins. Synchronizing …

Paving the way to single-molecule chemistry through molecular electronics

M Taniguchi - Physical Chemistry Chemical Physics, 2019 - pubs.rsc.org
Since our understanding of single-molecule junctions, in which single molecules are
connected between nanoelectrodes, has deepened, we have paved the way to single …

Electron transfer in a crystalline cytochrome with four hemes

WW Parson, J Huang, M Kulke, JV Vermaas… - The Journal of …, 2024 - pubs.aip.org
Diffusion of electrons over distances on the order of 100 μm has been observed in crystals of
a small tetraheme cytochrome (STC) from Shewanella oneidensis [J. Huang et al. J. Am …

[HTML][HTML] Mutagenesis Study of the Cytochrome c Subunit Responsible for the Direct Electron Transfer-Type Catalytic Activity of FAD-Dependent Glucose …

Y Yamashita, N Suzuki, N Hirose, K Kojima… - International Journal of …, 2018 - mdpi.com
The FAD-dependent glucose dehydrogenase from Burkholderia cepacia (FADGDH) is a
hetero-oligomeric enzyme that is capable of direct electron transfer (DET) with an electrode …

Thermodynamic characterization of the redox centres in a representative domain of a novel c-type multihaem cytochrome

L Morgado, AP Fernandes, YY Londer… - Biochemical …, 2009 - portlandpress.com
Multihaem cytochromes that could form protein “nanowires” were identified in the Geobacter
sulfurreducens genome, and represent a new type of multihaem cytochrome. The …

Electron Paramagnetic Resonance Characterization of the Triheme Cytochrome from Geobacter sulfurreducens

N Ponomarenko, J Niklas, PR Pokkuluri… - Biochemistry, 2018 - ACS Publications
Periplasmic cytochrome A (PpcA) is a representative of a broad class of multiheme
cytochromes functioning as protein “nanowires” for storage and extracellular transfer of …

Nanoscale charge transport in cytochrome c3/DNA network: Comparative studies between redox-active molecules

H Yamaguchi, DC Che, Y Hirano… - Japanese Journal of …, 2015 - iopscience.iop.org
The redox-active molecule of a cytochrome c 3/DNA network exhibits nonlinear current–
voltage (I–V) characteristics with a threshold bias voltage at low temperature and zero-bias …