Results 31 to 40 of about 6,665 (223)

“Hot standards” for the thermoacidophilic archaeon Sulfolobus solfataricus [PDF]

open access: yesExtremophiles, 2009
Within the archaea, the thermoacidophilic crenarchaeote Sulfolobus solfataricus has become an important model organism for physiology and biochemistry, comparative and functional genomics, as well as, more recently also for systems biology approaches. Within the Sulfolobus Systems Biology ("SulfoSYS")-project the effect of changing growth temperatures ...
Zaparty, M.   +21 more
openaire   +7 more sources

Indications for a moonlighting function of translation factor aIF5A in the crenarchaeum Sulfolobus solfataricus

open access: yesRNA Biology, 2019
Translation factor a/eIF5A is highly conserved in Eukarya and Archaea. The eukaryal eIF5A protein is required for transit of ribosomes across consecutive proline codons, whereas the function of the archaeal orthologue remains unknown.
Flavia Bassani   +8 more
semanticscholar   +1 more source

Ultrastructural and proteomic evidence for the presence of a putative nucleolus in an Archaeon

open access: yesFrontiers in Microbiology, 2023
Nucleoli are subcellular compartments where transcription and maturation of pre-ribosomal RNAs occur. While the transcription of ribosomal RNAs is common to all living cells, the presence and ultrastructure of nucleoli has been only documented in ...
Parsifal F. Islas-Morales   +11 more
doaj   +1 more source

Glutamate dehydrogenase from the thermoacidophilic archaebacterium Sulfolobus solfataricus [PDF]

open access: yesEuropean Journal of Biochemistry, 1991
An NAD(P)‐dependent glutamate dehydrogenase was purified to homogeneity from the thermoacidophilic archaebacterium Sulfolobus solfataricus. The enzyme is a hexamer (subunit mass 45 kDa) which dissociates into lower states of association when submitted to gel filtration.
CONSALVI, Valerio   +5 more
openaire   +4 more sources

Structural–Functional Relationship of the Ribonucleolytic Activity of aIF5A from Sulfolobus solfataricus

open access: yesBiomolecules, 2022
The translation factor IF5A is a highly conserved protein playing a well-recognized and well-characterized role in protein synthesis; nevertheless, some of its features as well as its abundance in the cell suggest that it may perform additional functions
Alice Romagnoli   +8 more
doaj   +1 more source

TopA, the Sulfolobus solfataricus topoisomerase III, is a decatenase

open access: yesNucleic Acids Research, 2017
DNA topoisomerases are essential enzymes involved in all the DNA processes and among them, type IA topoisomerases emerged as a key actor in the maintenance of genome stability.
Anna H. Bizard   +7 more
semanticscholar   +1 more source

A Redox-Neutral, Two-Enzyme Cascade for the Production of Malate and Gluconate from Pyruvate and Glucose

open access: yesApplied Sciences, 2021
A triple mutant of NADP(H)-dependent malate dehydrogenase from thermotolerant Thermococcus kodakarensis has an altered cofactor preference for NAD+, as well as improved malate production compared to wildtype malate dehydrogenase.
Ravneet Mandair   +2 more
doaj   +1 more source

The transcript cleavage factor paralogue TFS4 is a potent RNA polymerase inhibitor

open access: yesNature Communications, 2017
Transcript cleavage factors such as eukaryotic TFIIS assist the resumption of transcription following RNA pol II backtracking. Here the authors find that one of the Sulfolobus solfataricus TFIIS homolog—TFS4—has evolved into a potent RNA polymerase ...
Thomas Fouqueau   +5 more
doaj   +1 more source

A genetic study of SSV1, the prototypical fusellovirus.

open access: yesFrontiers in Microbiology, 2012
Viruses of thermophilic Archaea are unique in both their structures and genomic sequences. The most widespread and arguably best studied are the lemon-shaped fuselloviruses.
Eric eIverson, Kenneth eStedman
doaj   +1 more source

Nonmutational mechanism of inheritance in the Archaeon Sulfolobus solfataricus

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Archaea have considerable importance in ecology and evolution and have emerging roles in health. However, many of their cellular processes are under active study.
Sophie Payne   +4 more
semanticscholar   +1 more source

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