Methanogens are microorganisms that produce methane as a metabolic byproduct in hypoxic conditions. They belong to the domain Archaea and are members...
33 KB (4,058 words) - 21:05, 14 April 2024
Methanogen homoaconitase (EC 4.2.1.114, methanogen HACN) is an enzyme with systematic name (R)-2-hydroxybutane-1,2,4-tricarboxylate hydro-lyase ((1R...
2 KB (151 words) - 14:54, 26 August 2023
known. Instead they are often mutualists or commensals, such as the methanogens (methane-producing strains) that inhabit the gastrointestinal tract in...
155 KB (16,478 words) - 16:15, 12 May 2024
ends by roughly 2,696 Ma. 3200 Paleoarchean Prokaryotic archaea (e.g. methanogens) and bacteria (e.g. cyanobacteria) diversify rapidly, along with early...
172 KB (9,469 words) - 09:04, 29 May 2024
lactate cannot be directly used as substrates for methanogenesis by methanogens. On the other hand, fermentation of these organic compounds cannot occur...
23 KB (2,413 words) - 02:27, 17 March 2024
them, and they only inhabit anoxic environments. A shared trait by all methanogens is their ability to recycle products. They can use the products of metabolic...
32 KB (2,832 words) - 11:29, 14 May 2024
CO2 ΔG° = −36 kJ/mol This disproportionation reaction is catalysed by methanogen archaea in their fermentative metabolism. One electron is transferred...
12 KB (1,257 words) - 23:22, 11 April 2024
Methanopyrus is a genus of methanogen, with a single described species, Methanopyrus kandleri. It is a rod-shaped hyperthermophile, discovered on the wall...
12 KB (1,287 words) - 11:55, 12 April 2024
igneous crust of the Fennoscandian Shield shifted from being dominated by methanogens to being primarily composed of sulphate-reducing prokaryotes. The change...
93 KB (9,778 words) - 23:49, 24 April 2024
respiration only known to be conducted by some members of the domain Archaea. Methanogens occur in landfills and soils, ruminants (for example, cattle), the guts...
88 KB (8,649 words) - 07:23, 21 May 2024
Anbar AD, Miller S, Hamilton TL, Lavin M, Peters JW (May 2011). "A late methanogen origin for molybdenum-dependent nitrogenase". Geobiology. 9 (3): 221–232...
46 KB (4,916 words) - 12:21, 26 April 2024
wetlands are the ideal anaerobic environments for fermentation as well as methanogen activity. However, levels of methanogenesis fluctuates due to the availability...
113 KB (14,393 words) - 11:16, 2 June 2024
eruptions from the Siberian Traps – may have accelerated the evolution of methanogens towards the end of the Permian–Triassic extinction event. Microorganisms...
73 KB (7,724 words) - 02:12, 1 June 2024
together with methanogens, as exemplified by the conversion of carbohydrates by a Methanosarcina barkeri and coculture of A. woodii. The methanogen takes up...
6 KB (811 words) - 00:19, 8 May 2023
Haloarchaea are aerobic halophiles thought to have evolved from anaerobic methanogens. A large amount of their genome, 126 composite gene families, are derived...
106 KB (11,849 words) - 11:32, 30 May 2024
creates a shift in biomass production from root to shoot, decreasing the methanogen population, and resulting in a reduction of methane emissions of up to...
76 KB (7,360 words) - 23:32, 2 June 2024
hydrogen reduction of carbon dioxide. Methane can also be produced by methanogens, archaea that produce methane under anoxic conditions, in a process known...
6 KB (723 words) - 14:35, 9 April 2024
providing an optimal microenvironment for sulfate-reducing bacteria and methanogens, ligninolytic, cellulolytic, and amylolytic fungi are prevalent in the...
113 KB (10,782 words) - 11:22, 2 June 2024
Methanogens are a group of microorganisms that produce methane as a byproduct of their metabolism. They play an important role in the digestive system...
6 KB (663 words) - 13:15, 18 August 2023
per 1 molecule of glucose). However, some anaerobic organisms, such as methanogens are able to continue with anaerobic respiration, yielding more ATP by...
30 KB (3,297 words) - 20:06, 14 May 2024
when E. coli lives together with hydrogen-consuming organisms, such as methanogens or sulphate-reducing bacteria. In addition, E. coli's metabolism can...
106 KB (11,018 words) - 16:30, 24 May 2024
is a kingdom of archaea. Euryarchaeota are highly diverse and include methanogens, which produce methane and are often found in intestines; halobacteria...
18 KB (1,088 words) - 20:26, 21 April 2024
acids, obtaining more acetate and either hydrogen or formate. Finally, methanogens (in the domain Archea) convert acetate to methane. Fermentation reacts...
42 KB (4,867 words) - 21:51, 20 May 2024
Kumar, J.I.; Joshi, C.G. (2015). "Exploring diet-dependent shifts in methanogen and methanotroph diversity in the rumen of Mehsani buffalo by a metagenomics...
147 KB (16,207 words) - 14:03, 23 May 2024
ancestor. This universal ancestral cell was prokaryotic and probably a methanogen that had extensive amino acid, nucleotide, carbohydrate and lipid metabolism...
113 KB (12,380 words) - 09:23, 7 May 2024
stability. The evolution of the earliest organisms, likely anaerobic methanogen microbes, started the process by converting atmospheric hydrogen into...
209 KB (21,440 words) - 20:54, 2 June 2024
formation of methane coupled to energy conservation by microbes known as methanogens. Organisms capable of producing methane for energy conservation have...
18 KB (2,135 words) - 11:05, 5 May 2024
Methanogenium marinum is a psychrophilic, H2-using methanogen from Skan Bay, Alaska. Its cells are highly irregular, non-motile coccoids (diameter, 1 to...
3 KB (245 words) - 12:38, 14 February 2023
cows, gas and burps are produced by methane-generating microbes called methanogens, that live inside the cow's digestive system. Proposals for reducing...
55 KB (6,167 words) - 06:15, 20 April 2024
Michael K. (24 May 2002). "A New UAG-Encoded Residue in the Structure of a Methanogen Methyltransferase". Science. 296 (5572): 1462–1466. Bibcode:2002Sci.....
97 KB (10,074 words) - 18:50, 21 May 2024