Results 1 to 10 of about 173 (133)

Scale-up of biomass production by Methanococcus maripaludis

open access: yesFrontiers in Microbiology, 2022
The development of a sustainable energy economy is one of the great challenges in the current times of climate crisis and growing energy demands. Industrial production of the fifth-generation biofuel methane by microorganisms has the potential to become ...
Hayk Palabikyan   +8 more
doaj   +5 more sources

In Vivo Enzyme Catalytic Rates in Formate‐Growing Methanococcus maripaludis

open access: yesMicrobial Biotechnology
Turnover numbers (kcat) describe intrinsic catalytic capacities of enzymes. Although they have been characterized in vitro for many model organisms, such data is scarce for anaerobic Archaea like the methanogen Methanococcus maripaludis.
Celma Mekki   +4 more
doaj   +2 more sources

Growth Coordination Between Butyrate-Oxidizing Syntrophs and Hydrogenotrophic Methanogens

open access: yesFrontiers in Microbiology, 2021
Syntrophy is a thermodynamically required mutualistic cooperation between fatty acid-oxidizing bacteria and methanogens that plays the important role in organic decomposition and methanogenesis in anoxic environments.
Shuqi Cong, Yiqin Xu, Yahai Lu
doaj   +1 more source

Enhanced Electron Uptake and Methane Production by Corrosive Methanogens during Electromethanogenesis

open access: yesMicroorganisms, 2022
Electromethanogenesis is an interesting next-generation technology to produce methane from CO2 and electricity by using methanogens. Iron-corroding methanogens might be of special interest for that application due to their natural ability for electron ...
Florian Mayer   +2 more
doaj   +1 more source

Genetic and metabolic engineering of Methanococcus spp

open access: yesCurrent Research in Biotechnology, 2023
Methanococcus is a genus of well-characterized mesophilic and hydrogenotrophic methanogens with a robust genetic system. Commonly found in tidal marshes, they compete with sulfate- and iron-reducing bacteria for hydrogen gas (H2) and formate, their two ...
Jie Li   +6 more
doaj   +1 more source

Expression of divergent methyl/alkyl coenzyme M reductases from uncultured archaea

open access: yesCommunications Biology, 2022
A heterologous protein expression platform in a culturable methanogen Methanococcus maripaludis is developed to study the methyl-coenzyme M reductase from uncultured archaea.
Nana Shao   +10 more
doaj   +1 more source

Purine metabolism in Methanococcus vannielii [PDF]

open access: yesJournal of Bacteriology, 1993
Methanococcus vannielii is capable of degrading purines to the extent that each of these purines may serve as the sole nitrogen source for growth. Results presented here demonstrate that purine degradation by M. vannielii is accomplished by a route similar to that described for clostridia.
E, DeMoll, T, Auffenberg
openaire   +2 more sources

Complete genome assembly and methylome dissection of Methanococcus aeolicus PL15/Hp

open access: yesFrontiers in Microbiology, 2023
Although restriction-modification systems are found in both Eubacterial and Archaeal kingdoms, comparatively less is known about patterns of DNA methylation and genome defense systems in archaea.
Alexey Fomenkov   +4 more
doaj   +1 more source

Chemotaxis in the archaebacterium Methanococcus voltae [PDF]

open access: yesJournal of Bacteriology, 1989
The archaebacterium Methanococcus voltae, was shown to be chemotactic. Acetate, isoleucine, and leucine were identified as attractants; whereas histidine was not an attractant. A motile, generally nonchemotactic mutant was isolated.
K A, Sment, J, Konisky
openaire   +2 more sources

Internalization of Sucrose by Methanococcus thermolithotrophicus [PDF]

open access: yesApplied and Environmental Microbiology, 1995
When sucrose is present in the external medium, it is internalized by Methanococcus thermolithotrophicus. Sucrose internalization, as determined by both natural abundance (sup13)C nuclear magnetic resonance spectroscopy and [(sup14)C]sucrose uptake, is directly proportional to external sucrose levels.
R, Ciulla, S, Krishnan, M F, Roberts
openaire   +2 more sources

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