ArticleJournal of bacteriology2012
Identification of the bacteriochlorophylls, carotenoids, quinones, lipids, and hopanoids of "Candidatus Chloracidobacterium thermophilum".
Article in Journal of bacteriology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.
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Who cites it
28 citing papers in PubMed, 71 citations in OpenAlex.
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- What We Are Learning from the Diverse Structures of the Homodimeric Type I Reaction Center-Photosystems of Anoxygenic Phototropic Bacteria.Biomolecules · 2024Review
- Construction of a Bacterial Lipidomics Analytical Platform: Pilot Validation with Bovine Paratuberculosis Serum.Metabolites · 2023Article
- An Overview of Lipid Biomarkers in Terrestrial Extreme Environments with Relevance for Mars Exploration.Astrobiology · 2023Review
- Structure of the Acidobacteria homodimeric reaction center bound with cytochrome c.Nature communications · 2022Article
- In-Situ Metatranscriptomic Analyses Reveal the Metabolic Flexibility of the Thermophilic Anoxygenic Photosynthetic BacteriumMicroorganisms · 2021Article
- "Frontiers in microbiology · 2021Article
- Genomic and Phenotypic Characterization ofFrontiers in microbiology · 2021Article
- An overview of anoxygenic phototrophic bacteria and their applications in environmental biotechnology for sustainable Resource recovery.Biotechnology reports (Amsterdam, Netherlands) · 2020Review
- Reaction centers of the thermophilic microaerophile, Chloracidobacterium thermophilum (Acidobacteria) I: biochemical and biophysical characterization.Photosynthesis research · 2019Article
- Maintenance of multipartite genome system and its functional significance in bacteria.Journal of genetics · 2018Review
- In vitro enzymatic assays of photosynthetic bacterial 3-vinyl hydratases for bacteriochlorophyll biosyntheses.Photosynthesis research · 2018Article
- Simple glycolipids of microbes: Chemistry, biological activity and metabolic engineering.Synthetic and systems biotechnology · 2018Review
- Membrane Oxidation in Cell Delivery and Cell Killing Applications.ACS chemical biology · 2017Review
- Pheno- and Genotyping of Hopanoid Production inFrontiers in microbiology · 2017Article
- Electron-Transfer Secondary Reaction Matrices for MALDI MS Analysis of Bacteriochlorophyll a in Rhodobacter sphaeroides and Its Zinc and Copper Analogue Pigments.Journal of the American Society for Mass Spectrometry · 2017Article
- The Dark Side of the Mushroom Spring Microbial Mat: Life in the Shadow of Chlorophototrophs. II. Metabolic Functions of Abundant Community Members Predicted from Metagenomic Analyses.Frontiers in microbiology · 2017Article
- Glycolipid analyses of light-harvesting chlorosomes from envelope protein mutants of Chlorobaculum tepidum.Photosynthesis research · 2016Article
- Draft Genome Sequence of the Photoheterotrophic Chloracidobacterium thermophilum Strain OC1 Found in a Mat at Ojo Caliente.Genome announcements · 2016Article
- The Dark Side of the Mushroom Spring Microbial Mat: Life in the Shadow of Chlorophototrophs. I. Microbial Diversity Based on 16S rRNA Gene Amplicons and Metagenomic Sequencing.Frontiers in microbiology · 2016Article
Corrections and comments
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Authors and funding
7 authors at 4 institutions in 3 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
"Candidatus Chloracidobacterium thermophilum" is a recently discovered chlorophototroph from the bacterial phylum Acidobacteria, which synthesizes bacteriochlorophyll (BChl) c and chlorosomes like members of the green sulfur bacteria (GSB) and the green filamentous anoxygenic phototrophs (FAPs). The pigments (BChl c homologs and carotenoids), quinones, lipids, and hopanoids of cells and chlorosomes of this new chlorophototroph were characterized in this study. "Ca. Chloracidobacterium thermophilum" methylates its antenna BChls at the C-8(2) and C-12(1) positions like GSB, but these BChls were esterified with a variety of isoprenoid and straight-chain alkyl alcohols as in FAPs. Unlike the chlorosomes of other green bacteria, "Ca. Chloracidobacterium thermophilum" chlorosomes contained two major xanthophyll carotenoids, echinenone and canthaxanthin. These carotenoids may confer enhanced protection against reactive oxygen species and could represent a specific adaptation to the highly oxic natural environment in which "Ca. Chloracidobacterium thermophilum" occurs. Dihydrogenated menaquinone-8 [menaquinone-8(H(2))], which probably acts as a quencher of energy transfer under oxic conditions, was an abundant component of both cells and chlorosomes of "Ca. Chloracidobacterium thermophilum." The betaine lipid diacylglycerylhydroxymethyl-N,N,N-trimethyl-β-alanine, esterified with 13-methyl-tetradecanoic (isopentadecanoic) acid, was a prominent polar lipid in the membranes of both "Ca. Chloracidobacterium thermophilum" cells and chlorosomes. This lipid may represent a specific adaptive response to chronic phosphorus limitation in the mats. Finally, three hopanoids, diploptene, bacteriohopanetetrol, and bacteriohopanetetrol cyclitol ether, which may help to stabilize membranes during diel shifts in pH and other physicochemical conditions in the mats, were detected in the membranes of "Ca. Chloracidobacterium thermophilum."
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