Results 31 to 40 of about 131,481 (151)

How Thermophilic Gram-Positive Organisms Perform Extracellular Electron Transfer: Characterization of the Cell Surface Terminal Reductase OcwA

open access: yesmBio, 2019
Extracellular electron transfer is the key process underpinning the development of bioelectrochemical systems for the production of energy or added-value compounds.
N. L. Costa   +7 more
doaj   +1 more source

The Ion-Translocating NrfD-Like Subunit of Energy-Transducing Membrane Complexes

open access: yesFrontiers in Chemistry, 2021
Several energy-transducing microbial enzymes have their peripheral subunits connected to the membrane through an integral membrane protein, that interacts with quinones but does not have redox cofactors, the so-called NrfD-like subunit.
Filipa Calisto   +3 more
doaj   +1 more source

Photosensitised multiheme cytochromes as light-driven molecular wires and resistors [PDF]

open access: yes, 2018
Multiheme cytochromes possess closely packed redox‐active hemes arranged as chains spanning the tertiary structure. Here we describe five variants of a representative multiheme cytochrome engineered as biohybrid phototransducers for converting light into
Watmough, Nicholas J.   +17 more
core   +1 more source

Tunneling-to-Hopping Transition in Multiheme Cytochrome Bioelectronic Junctions [PDF]

open access: yes, 2023
Multiheme cytochromes (MHCs) have attracted much interest for use in nanobioelectronic junctions due to their high electronic conductances. Recent measurements on dry MHC junctions suggested that a coherent tunneling mechanism is operative over ...
Wu, Xiaojing   +8 more
core   +2 more sources

Gallionellaceae pangenomic analysis reveals insight into phylogeny, metabolic flexibility, and iron oxidation mechanisms

open access: yesmSystems, 2023
The iron-oxidizing Gallionellaceae drive a wide variety of biogeochemical cycles through their metabolisms and biominerals. To better understand the environmental impacts of Gallionellaceae, we need to improve our knowledge of their diversity and ...
Rene L. Hoover   +3 more
doaj   +1 more source

Reconstructing mammalian phylogenies : a detailed comparison of the cytochrome b and cytochrome oxidase subunit I mitochondrial genes [PDF]

open access: yes, 2010
The phylogeny and taxonomy of mammalian species were originally based upon shared or derived morphological characteristics. However, genetic analyses have more recently played an increasingly important role in confirming existing or establishing often ...
Tobe, Shanan   +2 more
core   +4 more sources

Iron Oxidation by a Fused Cytochrome-Porin Common to Diverse Iron-Oxidizing Bacteria

open access: yesmBio, 2021
Iron (Fe) oxidation is one of Earth’s major biogeochemical processes, key to weathering, soil formation, water quality, and corrosion. However, our understanding of microbial contribution is limited by incomplete knowledge of microbial iron oxidation ...
Jessica L. Keffer   +6 more
doaj   +1 more source

Cytochrome c orthologs.

open access: yes, 2022
Multiheme cytochromes present in ANME, methanogens, and Archeoglobales genomes. The central panel depicts the presence of cytochromes between genomes, where cytochromes between genomes have been grouped based on RBH blast results.
Danielle Goudeau (8455311)   +16 more
core   +1 more source

Architecture of the Heme-translocating CcmABCD/E complex required for Cytochrome c maturation

open access: yesNature Communications, 2023
Mono- and multiheme cytochromes c are post-translationally matured by the covalent attachment of heme. For this, Escherichia coli employs the most complex type of maturation machineries, the Ccm-system (for cytochrome c maturation).
Lorena Ilcu   +4 more
doaj   +1 more source

Methane-Dependent Extracellular Electron Transfer at the Bioanode by the Anaerobic Archaeal Methanotroph “Candidatus Methanoperedens”

open access: yesFrontiers in Microbiology, 2022
Anaerobic methanotrophic (ANME) archaea have recently been reported to be capable of using insoluble extracellular electron acceptors via extracellular electron transfer (EET).
Heleen T. Ouboter   +7 more
doaj   +1 more source

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