On the electron transfer through Geobacter sulfurreducens PilA protein

N Lebedev, S Mahmud, I Griva, A Blom… - Journal of Polymer …, 2015 - Wiley Online Library
Geobacter sulfurreducens pili composed of the Type IV pili structural peptide PilA have been
implicated as efficient electronic conductors. Though investigated experimentally, no …

Molecular and Electronic Structure of the Peptide Subunit of Geobacter sulfurreducens Conductive Pili from First Principles

GT Feliciano, AJR da Silva, G Reguera… - The Journal of …, 2012 - ACS Publications
The respiration of metal oxides by the bacterium Geobacter sulfurreducens requires the
assembly of a small peptide (the GS pilin) into conductive filaments termed pili. We gained …

Low Energy Atomic Models Suggesting a Pilus Structure that could Account for Electrical Conductivity of Geobacter sulfurreducens Pili

K Xiao, NS Malvankar, C Shu, E Martz, DR Lovley… - Scientific reports, 2016 - nature.com
The metallic-like electrical conductivity of Geobacter sulfurreducens pili has been
documented with multiple lines of experimental evidence, but there is only a rudimentary …

[PDF][PDF] Inter‐Aromatic Distances in Geobacter Sulfurreducens Pili Relevant to Biofilm Charge Transport

H Yan, C Chuang, A Zhugayevych, S Tretiak… - Advanced …, 2015 - cnls.lanl.gov
DOI: 10.1002/adma. 201404167 intermolecular electron transfer, to more than an eV for
charge transport along a chain.[13] This need for robust electronic communication between …

Direct Extracellular Electron Transfer of the Geobacter sulfurreducens Pili Relevant to Interaromatic Distances

C Shu, Q Zhu, K Xiao, Y Hou, H Ma… - BioMed research …, 2019 - Wiley Online Library
Microorganisms can transfer electrons directly to extracellular acceptors, during which
organic compounds are oxidized to carbon dioxide. One of these microbes, Geobacter …

Electronic characterization of Geobacter sulfurreducens pilins in self-assembled monolayers unmasks tunnelling and hopping conduction pathways

KM Cosert, RJ Steidl, A Castro-Forero… - Physical Chemistry …, 2017 - pubs.rsc.org
The metal-reducing bacterium Geobacter sulfurreducens produces protein nanowires (pili)
for fast discharge of respiratory electrons to extracellular electron acceptors such as iron …

Electronic properties of conductive pili of the metal-reducing bacterium Geobacter sulfurreducens probed by scanning tunneling microscopy

JP Veazey, G Reguera, SH Tessmer - … E—Statistical, Nonlinear, and Soft Matter …, 2011 - APS
The metal-reducing bacterium Geobacter sulfurreducens produces conductive protein
appendages known as “pilus nanowires” to transfer electrons to metal oxides and to other …

Structural and functional insights into the conductive pili of Geobacter sulfurreducens revealed in molecular dynamics simulations

GT Feliciano, RJ Steidl, G Reguera - Physical Chemistry Chemical …, 2015 - pubs.rsc.org
Geobacter sulfurreducens (GS) electronically connects with extracellular electron acceptors
using conductive protein filaments or pili. To gain insights into their role as biological …

Expressing the Geobacter metallireducens PilA in Geobacter sulfurreducens Yields Pili with Exceptional Conductivity

Y Tan, RY Adhikari, NS Malvankar, JE Ward… - MBio, 2017 - Am Soc Microbiol
The electrically conductive pili (e-pili) of Geobacter sulfurreducens serve as a model for a
novel strategy for long-range extracellular electron transfer. e-pili are also a new class of …

Structural basis for metallic-like conductivity in microbial nanowires

NS Malvankar, M Vargas, K Nevin, PL Tremblay… - MBio, 2015 - Am Soc Microbiol
Direct measurement of multiple physical properties of Geobacter sulfurreducens pili have
demonstrated that they possess metallic-like conductivity, but several studies have …