Results 61 to 70 of about 10,111 (217)

Archaeal S-layer glycoproteins: post-translational modification in the face of extremes [PDF]

open access: yes, 2014
Corresponding to the sole or basic component of the surface (S)-layer surrounding the archaeal cell in most known cases, S-layer glycoproteins are in direct contact with the harsh environments that characterize niches where Archaea can thrive ...
Jerry Eichler, Lina Kandiba
core   +2 more sources

The Firegoose: two-way integration of diverse data from different bioinformatics web resources with desktop applications [PDF]

open access: yes, 2007
Background Information resources on the World Wide Web play an indispensable role in modern biology. But integrating data from multiple sources is often encumbered by the need to reformat data files, convert between naming systems, or perform ongoing ...
J Christopher Bare   +3 more
core   +2 more sources

Bacterioopsin-Mediated Regulation of Bacterioruberin Biosynthesis in Halobacterium salinarum [PDF]

open access: yesJournal of Bacteriology, 2011
ABSTRACT Integral membrane protein complexes consisting of proteins and small molecules that act as cofactors have important functions in all organisms. To form functional complexes, cofactor biosynthesis must be coordinated with the production of corresponding apoproteins. To examine this coordination, we study bacteriorhodopsin
Antoinette M, Dummer   +5 more
openaire   +2 more sources

The crystal structure of Haloferax volcanii proliferating cell nuclear antigen reveals unique surface charge characteristics due to halophilic adaptation [PDF]

open access: yes, 2009
Background: The high intracellular salt concentration re quired to maintain a halophilic lifestyle poses challenges to haloarchaeal proteins that must stay soluble, stable and functional in this extreme environment.
Bunting, KA   +3 more
core   +2 more sources

Protein acetylation in archaea, bacteria, and eukaryotes [PDF]

open access: yes, 2010
Proteins can be acetylated at the alpha-amino group of the N-terminal amino acid (methionine or the penultimate amino acid after methionine removal) or at the epsilon-amino group of internal lysines.
Lainio, Jarmo   +1 more
core   +1 more source

Cultivation of the Halobacterium salinarum biomass with high antioxidant activity for agricultural and food industry

open access: yesIOP Conference Series: Earth and Environment, 2022
Currently there is a great interest of the science community in extremophile microorganisms, mainly related to the chemical structure and biochemical characteristics.
M. Y. Egorenko   +4 more
semanticscholar   +1 more source

Enhanced hydrogen production of Rhodobacter sphaeroides promoted by extracellular H+ of Halobacterium salinarum

open access: yes, 2021
Purpose This study utilized the principle that the bacteriorhodopsin (BR) produced by Halobacterium salinarum could increase the hydrogen production of Rhodobacter sphaeroides. H. salinarum are co-cultured with R.
Jiang Ye   +3 more
semanticscholar   +1 more source

Complex Effects of Cytochrome P450 Monooxygenase on Purple Membrane and Bacterioruberin Production in an Extremely Halophilic Archaeon: Genetic, Phenotypic, and Transcriptomic Analyses

open access: yesFrontiers in Microbiology, 2018
Halophilic archaea are known to produce a diverse array of pigments for phototrophy and photoprotection. The aim of this paper was to determine the role of a Halobacterium gene encoding the predicted cytochrome P450 monooxygenase (CYP174A1) in pigment ...
Walter J. Müller   +4 more
doaj   +1 more source

Interaction of cysteine-rich cationic antimicrobial peptides with intact bacteria and model membranes [PDF]

open access: yes, 2015
Antimicrobial peptides are small proteins that exhibit a broad spectrum of antimicrobial activity. Their chemical structure allows them to interact (attach and insert) with membranes.
Kereszt, Attila   +6 more
core   +2 more sources

A distinct gene expression mechanism for d‐amino acid utilization in hyperthermophilic archaeon Pyrococcus horikoshii

open access: yesThe FEBS Journal, EarlyView.
The genes PH0137, PH0138, and PH0140 form a cluster in the genome of Pyrococcus horikoshii. The PH0140 gene encodes a transcription factor identified as a d‐amino acid‐responsive regulatory protein (DARP). In feast mode, l‐Ile‐bound DARP binds to the promoter and represses transcription of PH0137 and PH0138. In famine mode, DARP binds to d‐allo‐Ile and
Ryushi Kawakami   +6 more
wiley   +1 more source

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