Results 171 to 180 of about 8,720 (209)

Pyruvate oxidation by Methanococcus spp.

Archives of Microbiology, 1992
In the absence of H2, Methanococcus spp. utilized pyruvate as an electron donor for methanogenesis. For Methanococcus voltae A3, Methanococcus maripaludis JJ1, and Methanococcus vannielii, typical rates of pyruvate-dependent methanogenesis were 3.4, 2.8, and 3.9 nmol min-1 mg-1 cell dry wt, respectively.
William Whitman
exaly   +2 more sources

Energetics of the growth of Methanococcus thermolithotrophicus

Archives of Microbiology, 1986
Methanococcus thermolithotrophicus was grown in a mineral salts medium at 65° C in a fermenter gassed with H2 and CO2, which were the sole carbon and energy sources. Evolution of growth parameters during batch culture experiments showed the existence of an uncoupling phenomenon. The growth was then studied using a continuous technique and steady states
Marie-Laure Fardeau, Jean-Pierre Belaich
exaly   +2 more sources

Pressure stabilization is not a general property of thermophilic enzymes: the adenylate kinases of Methanococcus voltae, Methanococcus maripaludis, Methanococcus thermolithotrophicus, and Methanococcus jannaschii

Applied and Environmental Microbiology, 1995
The application of 50-MPa pressure did not increase the thermostabilities of adenylate kinases purified from four related mesophilic and thermophilic marine methanogens. Thus, while it has been reported that some thermophilic enzymes are stabilized by pressure (D. J. Hei and D. S. Clark, Appl. Environ. Microbiol.
J, Konisky, P C, Michels, D S, Clark
openaire   +2 more sources

Conversion of purines to xanthine by Methanococcus vannielii

Archives of Biochemistry and Biophysics, 1986
Based on the finding that Methanococcus vannielii can employ any of several purines as the sole nitrogen source, an investigation was undertaken to elucidate the pathways of purine metabolism in this organism. Cell-free extracts of M. vannielii converted guanine, uric acid, and hypoxanthine to xanthine and also formed guanine from guanine nucleotides ...
E, DeMoll, L, Tsai
openaire   +2 more sources

Crystallization and biochemical characterization of an archaeal lectin fromMethanococcus voltaeA3

open access: yesActa Crystallographica Section F, Structural Biology Communications, 2017
A lectin from Methanococcus voltae A3 has been cloned, expressed, purified and characterized. The lectin appears to be specific for complex sugars. The protein crystallized in a tetragonal space group, with around 16 subunits in the asymmetric unit ...
Vijayan, M, Sivaji, N, Abhinav, KV
exaly   +2 more sources

Ultrastructure and Biochemistry ofMethanococcus Voltae

Critical Reviews in Microbiology, 1989
(1989). Ultrastructure and Biochemistry of Methanococcus Voltae. Critical Reviews in Microbiology: Vol. 17, No. 1, pp. 53-87.
K F, Jarrell, S F, Koval
openaire   +2 more sources

Methanococcus jannaschii Genome: Revisited

Genome Science and Technology, 1996
Analysis of genomic sequences is necessarily an ongoing process. Initial gene assignments tend (wisely) to be on the conservative side (Venter, 1996). The analysis of the genome then grows in an iterative fashion as additional data and more sophisticated algorithms are brought to bear on the data.
N C, Kyrpides   +4 more
openaire   +2 more sources

Genome of Methanocaldococcus (methanococcus) jannaschii

2001
Publisher Summary Methanocaldococcus ( Methanococcus ) jannaschii strain JAL-1 is a hyperthermophilic methanogenic archaeon that was isolated from surface material collected at a “white smoker” chimney at a depth of 2600 m in the East Pacific Rise near the western coast of Mexico. Cells are irregular cocci possessing polar bundles of flagella.
D E, Graham   +4 more
openaire   +2 more sources

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