Microbial nanowires with increased conductivity and reduced diameters

DR Lovley, N Malvankar, R Adhikari, Y Tan… - US Patent …, 2021 - Google Patents
Improved electrically conductive pili were generated from a natural pilus protein from the
microorganism Geobacter sulfurreducens. Substituting a tryptophan for the phenylalanine at …

Structure of the type IVa major pilin from the electrically conductive bacterial nanowires of Geobacter sulfurreducens

PN Reardon, KT Mueller - Journal of Biological Chemistry, 2013 - ASBMB
Several species of δ proteobacteria are capable of reducing insoluble metal oxides as well
as other extracellular electron acceptors. These bacteria play a critical role in the cycling of …

Comparative transcriptomic insights into the mechanisms of electron transfer in Geobacter co-cultures with activated carbon and magnetite

S Zheng, F Liu, M Li, L Xiao, O Wang - Science China Life Sciences, 2018 - Springer
Both activated carbon and magnetite have been reported to promote the syntrophic growth
of Geobacter metallireducens and Geobacter sulfurreducens co-cultures, the first model to …

[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 …

Identification of different putative outer membrane electron conduits necessary for Fe (III) citrate, Fe (III) oxide, Mn (IV) oxide, or electrode reduction by Geobacter …

F Jiménez Otero, CH Chan, DR Bond - Journal of Bacteriology, 2018 - Am Soc Microbiol
At least five gene clusters in the Geobacter sulfurreducens genome encode putative
“electron conduits” implicated in electron transfer across the outer membrane, each …

Microbial nanowires: type IV pili or cytochrome filaments?

F Wang, L Craig, X Liu, C Rensing, EH Egelman - Trends in microbiology, 2023 - cell.com
A dynamic field of study has emerged involving long-range electron transport by
extracellular filaments in anaerobic bacteria, with Geobacter sulfurreducens being used as a …

Mechanistic stratification in electroactive biofilms of Geobacter sulfurreducens mediated by pilus nanowires

RJ Steidl, S Lampa-Pastirk, G Reguera - Nature Communications, 2016 - nature.com
Electricity generation by Geobacter sulfurreducens biofilms grown on electrodes involves
matrix-associated electron carriers, such as c-type cytochromes. Yet, the contribution of the …

Gene expression and deletion analysis of mechanisms for electron transfer from electrodes to Geobacter sulfurreducens

SM Strycharz, RH Glaven, MV Coppi, SM Gannon… - …, 2011 - Elsevier
Geobacter sulfurreducens is one of the few microorganisms available in pure culture known
to directly accept electrons from a negatively poised electrode. Microarray analysis was …

Fumarate disproportionation by Geobacter sulfurreducens and its involvement in biocorrosion and interspecies electron transfer

XC Shi, PL Tremblay, M Xue, X Song… - Science of The Total …, 2022 - Elsevier
The model electroactive bacterium Geobacter sulfurreducens can acquire electrons directly
from solid donors including metals and other species. Reports on this physiology concluding …

A c‐type cytochrome and a transcriptional regulator responsible for enhanced extracellular electron transfer in Geobacter sulfurreducens revealed by adaptive …

PL Tremblay, ZM Summers, RH Glaven… - Environmental …, 2011 - Wiley Online Library
The stimulation of subsurface microbial metabolism often associated with engineered
bioremediation of groundwater contaminants presents subsurface microorganisms, which …