Results 21 to 30 of about 5,691 (138)

Comparison of Different Carbon Sources on Biomethane Production with Clostridium cellulovorans and Methanogens

open access: yesApplied Microbiology, 2023
Methane (CH4) has attracted attention as not only one of the hydrogen carriers in terms of energy density, but also synthetic natural gas. In nature, the decomposition of organic compounds is performed with bacterial ecosystems that can produce CH4 ...
Haruki Sawada   +3 more
doaj   +1 more source

Crystallization and preliminary X-ray diffraction analysis of mevalonate kinase from Methanosarcina mazei [PDF]

open access: yesActa Crystallographica Section F: Structural Biology Communications, 2012
Kyung Hye Seo   +2 more
exaly   +2 more sources

Characterization of Methanosarcina mazei JL01 Isolated from Holocene Arctic Permafrost and Study of the Archaeon Cooperation with Bacterium Sphaerochaeta associata GLS2T

open access: yesProceedings, 2020
A mesophilic methanogenic culture, designated JL01, was isolated from Holocene permafrost in the Russian Arctic. After long-term extensive cultivation at 15 °C, it turned out to be a tied binary culture of archaeal (JL01) and bacterial (Sphaerochaeta ...
Viktoriia Oshurkova   +5 more
doaj   +1 more source

Topoisomerase VI is a chirally-selective, preferential DNA decatenase

open access: yeseLife, 2022
DNA topoisomerase VI (topo VI) is a type IIB DNA topoisomerase found predominantly in archaea and some bacteria, but also in plants and algae. Since its discovery, topo VI has been proposed to be a DNA decatenase; however, robust evidence and a mechanism
Shannon J McKie   +5 more
doaj   +1 more source

M. mazei glutamine synthetase and glutamine synthetase-GlnK1 structures reveal enzyme regulation by oligomer modulation

open access: yesNature Communications, 2023
Glutamine synthetases (GS) play central roles in cellular nitrogen assimilation. Although GS active-site formation requires the oligomerization of just two GS subunits, all GS form large, multi-oligomeric machines.
Maria A. Schumacher   +4 more
doaj   +1 more source

Characterization of a feedback-resistant mevalonate kinase from the archaeon Methanosarcina mazei. [PDF]

open access: yesAppl Environ Microbiol, 2011
The mevalonate pathway is utilized for the biosynthesis of isoprenoids in many bacterial, eukaryotic, and archaeal organisms. Based on previous reports of its feedback inhibition, mevalonate kinase (MVK) may play an important regulatory role in the ...
Primak YA   +6 more
europepmc   +2 more sources

Differential regulation of Ota and Otb, two primary glycine betaine transporters in the methanogenic archaeon Methanosarcina mazei go1 [PDF]

open access: yes, 2008
Methanogenic archaea accumulate glycine betaine in response to hypersalinity, but the regulation of proteins involved, their mechanism of activation and regulation of the corresponding genes are largely unknown.
Schmidt, S.   +5 more
core   +1 more source

Effects of Organic Phosphorus on Methylotrophic Methanogenesis in Coastal Lagoon Sediments With Seagrass (Zostera marina) Colonization

open access: yesFrontiers in Microbiology, 2020
Methanogens are the major contributors of greenhouse gas methane and play significant roles in the degradation and transformation of organic matter. These organisms are particularly abundant in Swan Lake, which is a shallow lagoon located in Rongcheng ...
Shiling Zheng   +8 more
doaj   +1 more source

Resonance Raman analysis of intracellular vitamin B12 analogs in methanogenic archaea

open access: yesAnalytical Science Advances, 2022
Methanogenic archaea (methanogens) are microorganisms that can synthesize methane. They are found in diverse environments ranging from paddy fields to animal digestive tracts to deep‐sea hydrothermal vents.
Nanako Kanno   +4 more
doaj   +1 more source

Rational design of the genetic code expansion toolkit for in vivo encoding of D-amino acids

open access: yesFrontiers in Genetics, 2023
Once thought to be non-naturally occurring, D-amino acids (DAAs) have in recent years been revealed to play a wide range of physiological roles across the tree of life, including in human systems.
Han-Kai Jiang   +15 more
doaj   +1 more source

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