Electromicrobiology: the ecophysiology of phylogenetically diverse electroactive microorganisms

DR Lovley, DE Holmes - Nature Reviews Microbiology, 2022 - nature.com
Electroactive microorganisms markedly affect many environments in which they establish
outer-surface electrical contacts with other cells and minerals or reduce soluble extracellular …

Comparative genomics reveals electron transfer and syntrophic mechanisms differentiating methanotrophic and methanogenic archaea

GL Chadwick, CT Skennerton, R Laso-Pérez… - PLoS …, 2022 - journals.plos.org
The anaerobic oxidation of methane coupled to sulfate reduction is a microbially mediated
process requiring a syntrophic partnership between anaerobic methanotrophic (ANME) …

Structure of Geobacter pili reveals secretory rather than nanowire behaviour

Y Gu, V Srikanth, AI Salazar-Morales, R Jain… - Nature, 2021 - nature.com
Extracellular electron transfer by Geobacter species through surface appendages known as
microbial nanowires is important in a range of globally important environmental phenomena …

Impaired neurogenesis alters brain biomechanics in a neuroprogenitor-based genetic subtype of congenital hydrocephalus

PQ Duy, SC Weise, C Marini, XJ Li, D Liang… - Nature …, 2022 - nature.com
Hydrocephalus, characterized by cerebral ventricular dilatation, is routinely attributed to
primary defects in cerebrospinal fluid (CSF) homeostasis. This fosters CSF shunting as the …

Cryo-EM structure of an extracellular Geobacter OmcE cytochrome filament reveals tetrahaem packing

F Wang, K Mustafa, V Suciu, K Joshi, CH Chan… - Nature …, 2022 - nature.com
Electrically conductive appendages from the anaerobic bacterium Geobacter sulfurreducens
were first observed two decades ago, with genetic and biochemical data suggesting that …

Structure of Geobacter cytochrome OmcZ identifies mechanism of nanowire assembly and conductivity

Y Gu, MJ Guberman-Pfeffer, V Srikanth, C Shen… - Nature …, 2023 - nature.com
OmcZ nanowires produced by Geobacter species have high electron conductivity (> 30 S
cm− 1). Of 111 cytochromes present in G. sulfurreducens, OmcZ is the only known nanowire …

Engineering wired life: synthetic biology for electroactive bacteria

LJ Bird, BB Kundu, T Tschirhart, AD Corts… - ACS Synthetic …, 2021 - ACS Publications
Electroactive bacteria produce or consume electrical current by moving electrons to and
from extracellular acceptors and donors. This specialized process, known as extracellular …

A 300-fold conductivity increase in microbial cytochrome nanowires due to temperature-induced restructuring of hydrogen bonding networks

PJ Dahl, SM Yi, Y Gu, A Acharya, C Shipps, J Neu… - Science …, 2022 - science.org
Although proteins are considered as nonconductors that transfer electrons only up to 1 to 2
nanometers via tunneling, Geobacter sulfurreducens transports respiratory electrons over …

Two key Geobacter species of wastewater-enriched electroactive biofilm respond differently to electric field

L Tian, X Yan, D Wang, Q Du, Y Wan, L Zhou, T Li… - Water Research, 2022 - Elsevier
Electroactive biofilms have attracted increasing attention due to their unique ability to
exchange electrons with electrodes. Geobacter spp. are widely found to be dominant in …

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 …