Results 111 to 120 of about 1,062,011 (194)

The haloarchaeal MCM proteins: bioinformatic analysis and targeted mutagenesis of the β7-β8 and β9-β10 hairpin loops and conserved zinc binding domain cysteines [PDF]

open access: yes, 2014
The hexameric MCM complex is the catalytic core of the replicative helicase in eukaryotic and archaeal cells. Here we describe the first in vivo analysis of archaeal MCM protein structure and function relationships using the genetically tractable ...
Tatjana P Kristensen   +12 more
core   +1 more source

Archaeal virus-host interactions

open access: yes
The work presented in this thesis provides novel insights in several aspects of the molecular biology of archaea, bacteria and their viruses. Three fundamentally different groups of viruses are associated with the three domains of life. Archaeal viruses are characterized by a particularly high morphological and genetic diversity. Some archaeal viruses,
openaire   +2 more sources

Investigation of the transcriptional response of Sulfolobus solfataricus to damaging agents [PDF]

open access: yes, 2009
It is vital for the survival of an organism that it can repair damage to its DNA. Exogenous and endogenous sources of damage are dealt with by a variety of repair pathways that have evolved to repair specific types of damage. Organisms in the archaeal
Munro, Stacey
core   +2 more sources

The infection cycle of the haloarchaeal virus HFTV1 is tightly regulated and strongly inhibits motility of its host

open access: yesmSystems
Although viruses have been shown to infect all domains of life, our understanding of the genetic program behind the exploitation of host resources to produce progeny virions is thus far limited to several bacterial viruses.
Sabine Schwarzer   +7 more
doaj   +1 more source

CRISPR-mediated gene silencing reveals involvement of the archaeal S-layer in cell division and virus infection

open access: yesNature Communications, 2019
The S-layer is a proteinaceous envelope often found in bacterial and archaeal cells. Here, the authors use CRISPR-based technology to silence slaB, encoding the S-layer membrane anchor, to show that an intact S-layer is important for cell division and ...
Isabelle Anna Zink   +5 more
doaj   +1 more source

Idiosyncratic evolution of conserved eukaryote proteins that are similar in sequence to archaeal or bacterial proteins [PDF]

open access: yes, 2008
Sequence comparisons have been made between the proteins of 571 prokaryote species including 46 archaea and 525 bacteria and the set of human proteins.
Roy J. Britten, Britten, Roy J.
core  

Identification of an ortholog of the eukaryotic RNA polymerase III subunit RPC34 in Crenarchaeota and Thaumarchaeota suggests specialization of RNA polymerases for coding and non-coding RNAs in Archaea. [PDF]

open access: yes, 2009
Contains fulltext : 80405.pdf (Publisher’s version ) (Open Access)One of the hallmarks of eukaryotic information processing is the co-existence of 3 distinct, multi-subunit RNA polymerase complexes that are dedicated to the ...
Makarova, K.S.   +20 more
core   +2 more sources

The splicing factor proline-glutamine rich (SFPQ/PSF) is involved in influenza virus transcription. [PDF]

open access: yes, 2011
The influenza A virus RNA polymerase is a heterotrimeric complex responsible for viral genome transcription and replication in the nucleus of infected cells. We recently carried out a proteomic analysis of purified polymerase expressed in human cells and
Juan Ortín   +15 more
core   +2 more sources

Archaeal Haloarcula californiae Icosahedral Virus 1 Highlights Conserved Elements in Icosahedral Membrane-Containing DNA Viruses from Extreme Environments

open access: yesmBio, 2016
Despite their high genomic diversity, all known viruses are structurally constrained to a limited number of virion morphotypes. One morphotype of viruses infecting bacteria, archaea, and eukaryotes is the tailless icosahedral morphotype with an internal ...
Tatiana A. Demina   +6 more
doaj   +1 more source

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