Microbial nanowires for sustainable electronics

MJ Guberman-Pfeffer, NM Dorval Courchesne… - Nature Reviews …, 2024 - nature.com
Microbial protein nanowires are emerging as an alternative to abiotic nanowires for
electronics applications. Microbial nanowires are sustainably produced, robust, non-toxic …

[HTML][HTML] Archaea oxidizing alkanes through alkyl-coenzyme M reductases

F Musat, KU Kjeldsen, AE Rotaru, SC Chen… - Current Opinion in …, 2024 - Elsevier
This review synthesizes recent discoveries of novel archaea clades capable of oxidizing
higher alkanes, from volatile ones like ethane to longer-chain alkanes like hexadecane …

[HTML][HTML] Widespread extracellular electron transfer pathways for charging microbial cytochrome OmcS nanowires via periplasmic cytochromes PpcABCDE

PC Portela, CC Shipps, C Shen, V Srikanth… - Nature …, 2024 - nature.com
Extracellular electron transfer (EET) via microbial nanowires drives globally-important
environmental processes and biotechnological applications for bioenergy, bioremediation …

[HTML][HTML] Borg extrachromosomal elements of methane-oxidizing archaea have conserved and expressed genetic repertoires

MC Schoelmerich, L Ly, J West-Roberts, LD Shi… - Nature …, 2024 - nature.com
Borgs are huge extrachromosomal elements (ECE) of anaerobic methane-consuming
“Candidatus Methanoperedens” archaea. Here, we used nanopore sequencing to validate …

[HTML][HTML] Bacterial extracellular electron transfer components are spin selective

CM Niman, N Sukenik, T Dang, J Nwachukwu… - The Journal of …, 2023 - pubs.aip.org
Metal-reducing bacteria have adapted the ability to respire extracellular solid surfaces
instead of soluble oxidants. This process requires an electron transport pathway that spans …

[HTML][HTML] Phenotypic and genomic characterization of the first alkaliphilic aceticlastic methanogens and proposal of a novel genus Methanocrinis gen. nov. within the …

MA Khomyakova, AY Merkel, AI Slobodkin… - Frontiers in …, 2023 - frontiersin.org
Highly purified cultures of alkaliphilic aceticlastic methanogens were collected for the first
time using methanogenic enrichments with acetate from a soda lake and a terrestrial mud …

Lack of physiological evidence for cytochrome filaments functioning as conduits for extracellular electron transfer

IA Schwarz, B Alsaqri, Y Lekbach, K Henry, S Gorman… - Mbio, 2024 - Am Soc Microbiol
Extracellular cytochrome filaments are proposed to serve as conduits for long-range
extracellular electron transfer. The primary functional physiological evidence has been the …

Structural determinants of redox conduction favor robustness over Tunability in microbial cytochrome nanowires

MJ Guberman-Pfeffer - The Journal of Physical Chemistry B, 2023 - ACS Publications
Structural determinants of a 103-fold variation in electrical conductivity for helical
homopolymers of tetra-, hexa-, and octa-heme cytochromes (named Omc-E, S, and Z …

[HTML][HTML] To be or not to be a cytochrome: electrical characterizations are inconsistent with Geobacter cytochrome 'nanowires'

MJ Guberman-Pfeffer - Frontiers in Microbiology, 2024 - frontiersin.org
Geobacter sulfurreducens profoundly shapes Earth's biogeochemistry by discharging
respiratory electrons to minerals and other microbes through filaments of a two-decades …

Sulfur bacteria-reinforced microbial electrochemical denitrification

S Lin, W Tang, Y Xiao, F Zan, X Liu, G Chen… - Bioresource …, 2024 - Elsevier
Two limiting factors of microbial electrochemical denitrification (MED) are the abundance
and efficiency of the functional microorganisms. To supply these microorganisms, MED …