Results 81 to 90 of about 4,655 (209)

Phylogeny and Taxonomy of Archaea: A Comparison of the Whole-Genome-Based CVTree Approach with 16S rRNA Sequence Analysis

open access: yesLife, 2015
A tripartite comparison of Archaea phylogeny and taxonomy at and above the rank order is reported: (1) the whole-genome-based and alignment-free CVTree using 179 genomes; (2) the 16S rRNA analysis exemplified by the All-Species Living Tree with 366 ...
Guanghong Zuo, Zhao Xu, Bailin Hao
doaj   +1 more source

An identity card for sabkha dolomite

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
An ‘identity card’ for modern sabkha dolomite from Qatar reveals its mineralogical, geochemical and microbial characteristics. This integrated dataset provides a benchmark for recognising similar dolomites in the rock record and for calibrating paleoenvironmental proxies used in climate and biosignature studies.
Tomaso R. R. Bontognali   +6 more
wiley   +1 more source

Metagenome Sequencing of Prokaryotic Microbiota from Two Hypersaline Soils of the Odiel Salt Marshes in Huelva, Southwestern Spain [PDF]

open access: yes, 2018
Two 454 shotgun metagenomes were sequenced from hypersaline soil samples collected in the Odiel salt marsh area in Huelva, southwestern Spain. Analysis of contigs and 16S rRNA-related sequences showed that Halobacteria, Balneolaeota, and Bacteroidetes ...
Carballo, Modesto   +3 more
core   +1 more source

Inference of expanded Lrp-like feast/famine transcription factor targets in a non-model organism using protein structure-based prediction. [PDF]

open access: yesPLoS ONE, 2014
Widespread microbial genome sequencing presents an opportunity to understand the gene regulatory networks of non-model organisms. This requires knowledge of the binding sites for transcription factors whose DNA-binding properties are unknown or difficult
Justin Ashworth   +4 more
doaj   +1 more source

The ecology and taxonomy of halobacteria [PDF]

open access: yesFEMS Microbiology Letters, 1986
Abstract Archaebacterial halophiles dominate naturally occurring brines as the concentration of salts approaches saturation. Although only 4 genera of these bacteria have been recognised (Halobacterium, Halococcus, Natronobacterium, Natronococcus), chemotaxonomic studies indicate that there are 4 or 5 additional distinct groups.
W.D. Grant, H.N.M. Ross
openaire   +1 more source

Characterization and Functional Evaluation of Carotenoids From Haloarcula rubripromontorii BS2

open access: yesMicrobiologyOpen, Volume 15, Issue 1, February 2026.
Fractionation and comprehensive characterization of C50 carotenoids from Haloarcula rubripromontorii BS2, identified all‐trans bacterioruberin as the predominant isomer. The haloarchaeal carotenoid exhibited strong antioxidant activity, photostability in oil and was biocompatible with human keratinocytes, highlighting their potential as sustainable ...
Devika N. Nagar   +3 more
wiley   +1 more source

Microbial Community Structure and Associations During a Marine Dinoflagellate Bloom

open access: yesFrontiers in Microbiology, 2018
Interactions between microorganisms and algae during bloom events significantly impacts their physiology, alters ambient chemistry, and shapes ecosystem diversity.
Jin Zhou   +5 more
doaj   +1 more source

Diversity of FAAL enzymes and prediction of their substrate specificity using FAALPred

open access: yesProtein Science, Volume 35, Issue 2, February 2026.
Abstract FAALs (fatty acyl‐AMP ligases) recruit and incorporate fatty acids during the biosynthesis of secondary metabolites. Their diversity, distribution, and substrate specificity remain poorly understood, which limits functional predictions from sequence data.
Anne Liong   +2 more
wiley   +1 more source

Genotypic and Lipid Analyses of Strains From the Archaeal Genus Halorubrum Reveal Insights Into Their Taxonomy, Divergence, and Population Structure [PDF]

open access: yes, 2018
To gain a better understanding of how divergence occurs, and how taxonomy can benefit from studying natural populations, we isolated and examined 25 closely related Halorubrum strains obtained from different hypersaline communities and compared them to ...
Corral Villa, Paulina   +4 more
core   +1 more source

Genomic variation and biogeography of Antarctic haloarchaea

open access: yesMicrobiome, 2018
Background The genomes of halophilic archaea (haloarchaea) often comprise multiple replicons. Genomic variation in haloarchaea has been linked to viral infection pressure and, in the case of Antarctic communities, can be caused by intergenera gene ...
Bernhard Tschitschko   +10 more
doaj   +1 more source

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