Results 71 to 80 of about 171,661 (301)

Prokaryotic polyprotein precursors [PDF]

open access: yesFEBS Letters, 1992
Polyproteins have been found only recently in prokaryotes. The four known examples of single bacterial genes encoding precursors that are posttranslationally processed into two mature proteins are addressed here with respect to (i) their genomic arrangement, (ii) the sites of proteolytic processing, (iii) the relevant proteases, (iv) their maturation ...
Thöny-Meyer, Linda   +2 more
openaire   +2 more sources

Bacteria and Fungi Synergistically Reprogram Flavonoid Metabolites in the Pericarp of Citrus Reticulata 'Chachi' During Storage

open access: yesAdvanced Science, EarlyView.
The authors employed widely targeted metabolomics, microbial amplicon sequencing, and fermentation assays to investigate the microbiome 's influence on PCRC 's (pericarp of Citrus reticulata ' Chachi ') flavonoid profile over 0–19 years of storage. Based on the correlation analysis, solid‐state and liquid‐state fermentation, and catalytic activity ...
Jianmu Su   +10 more
wiley   +1 more source

Neddylation Targets and Stabilizes NLRP3 to Augment Inflammasome‐Mediated Colitis and Mood Disorder

open access: yesAdvanced Science, EarlyView.
NLRP3 inflammasome contributes to colitis and mood disorder. This study demonstrates that neddylation targets NLRP3 at K287, which hinders its interaction with K48‐linked ubiquitination E3 Trim31 and thereby stabilizes it. Neddylation blockade in myeloid cells and microglia mitigates DSS‐induced colitis and psychological stress‐induced anxiety‐like ...
Wenbin Gai   +13 more
wiley   +1 more source

REPARATION : ribosome profiling assisted (re-)annotation of bacterial genomes [PDF]

open access: yes, 2017
Prokaryotic genome annotation is highly dependent on automated methods, as manual curation cannot keep up with the exponential growth of sequenced genomes.
Giess, Adam   +5 more
core   +1 more source

Serpins in Prokaryotes [PDF]

open access: yesMolecular Biology and Evolution, 2002
Members of the serpin (serine proteinase inhibitor) superfamily have been identified in higher multicellular eukaryotes (plants and animals) and viruses but not in bacteria, archaea, or fungi. Thus, the ancestral serpin and the origin of the serpin inhibitory mechanism remain obscure.
James A, Irving   +5 more
openaire   +2 more sources

Gut Microbiota‐Derived Anandamide Mediates the Therapeutic Effects of Urolithin A on Alcohol‐Induced Cognitive and Social Dysfunction via CB1R‐DRD2‐RAP1 Signaling Axis

open access: yesAdvanced Science, EarlyView.
This study reveals that Urolithin A (UA) counteracts alcohol‐induced cognitive and social dysfunction (AICSD) via a gut microbiome‐dependent mechanism. UA‐enriched Bacteroids sartorii and Parabacteroids distasonis elevate anandamide (AEA), which activates the CB1R‐DRD2‐Rap1 signaling cascade to drive synaptic repair and reduce neuroinflammation ...
Hongbo Zhang   +9 more
wiley   +1 more source

Metabolic engineering for microbial production of sugar acids

open access: yesBMC Biotechnology
Carbohydrates including sugar acids are commonly used as carbon sources in microbial biotechnology. These sugar acids are themselves desirable and often overlooked targets for biobased production since they find applications in a broad range of ...
Fatma Gizem Avci   +2 more
doaj   +1 more source

Regulation of Microbial Activity Rates by Organic Matter in the Ross Sea during the Austral Summer 2017

open access: yesMicroorganisms, 2020
The active prokaryotic communities proliferate in the ecosystems of the Antarctic Ocean, participating in biogeochemical cycles and supporting higher trophic levels.
Renata Zaccone   +8 more
doaj   +1 more source

Microbial genomic taxonomy [PDF]

open access: yes, 2013
A need for a genomic species definition is emerging from several independent studies worldwide. In this commentary paper, we discuss recent studies on the genomic taxonomy of diverse microbial groups and a unified species definition based on genomics ...
Chimetto, Luciane   +5 more
core   +3 more sources

Unveiling Global Diversity of Patescibacteriota and Functional Interactions with Host Microbes

open access: yesAdvanced Science, EarlyView.
Patescibacteriota represents a diverse group of ultra‐small epibiotic bacteria, which is largely overlooked. By integrating ribosomal protein S3‐based community profiling with MAG‐based metabolic potential analyses, this study provides new insights into their distribution, diversity, and potential interactions with other bacteria across diverse ...
Yanhan Ji   +12 more
wiley   +1 more source

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