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Biodegradation of polyhydroxyalkanoates by soil microbial communities of different structures and detection of PHA degrading microorganisms
Biodegradation of microbial linear polymers of hydroxyalkanoic acids (polyhydroxyalkanoates, PHAs) by soil microbial communities of different...
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Complete genome sequence of the filamentous anoxygenic phototrophic bacterium Chloroflexus aurantiacus
BackgroundChloroflexus aurantiacus is a thermophilic filamentous anoxygenic phototrophic (FAP) bacterium, and can grow phototrophically under...
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Contribution of deep dark fixation processes to overall CO2 incorporation and large vertical changes of microbial populations in stratified karstic lakes
We carried out a detailed study in five stratified lakes in the karstic regions of NE Spain along a redox gradient combining vertical profiles of...
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In vitro synthesis and characterization of bacteriochlorophyll-f and its absence in bacteriochlorophyll-e producing organisms
Bacteriochlorophyll(BChl)- f which has not yet been found in natural phototrophs was prepared by chemically modifying chlorophyll- b . The retention...
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Biodiversity and monitoring of colorless filamentous bacteitrtn sulfide aquatic systems of North Caucasus region
Bacterial mats in sulfide aquatic systems of North Caucasus are basically composed by the species of genera Thiothrix and Sphaerotilus . Additionally,...
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The three-dimensional structure of the FMO protein from Pelodictyon phaeum and the implications for energy transfer
The Fenna–Matthews–Olson (FMO) antenna protein from the green bacterium Pelodictyon phaeum mediates the transfer of energy from the peripheral...
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Phylogeny and taxonomy of Chlorobiaceae
Based on phylogenetic relationships found according to gene sequences of the 16S rRNA and the FMO (Fenna–Matthews–Olson protein) genes, and supported...
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Distribution and Diversity of Bacteria in a Saline Meromictic Lake as Determined by PCR-DGGE of 16S rRNA Gene Fragments
The variations in vertical distribution and composition of bacteria in the meromictic Lake Faro (Messina, Italy) were analysed by culture-independent...
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The bound iron–sulfur clusters of Type-I homodimeric reaction centers
The hallmark of a Type-I photosynthetic reaction center (RC) is the presence of three [4Fe–4S] 2+/1+ clusters, named F X , F A , and F B that act as...
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Microbial community of the chemocline of the meromictic Lake Shunet (Khakassia, Russia) during summer stratification
The spatio-temporal organization of the bacterial community inhabiting the chemocline of the stratified meromictic Lake Shunet (Khakassia, Russia)...
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Novel green sulfur bacteria phylotypes detected in saline environments: ecophysiological characters versus phylogenetic taxonomy
The taxonomic significance of salt tolerance or requirements in green sulfur bacteria has been analyzed with environmental populations and enrichment...
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Metaproteogenomic analysis of a dominant green sulfur bacterium from Ace Lake, Antarctica
Green sulfur bacteria (GSB) ( Chlorobiaceae ) are primary producers that are important in global carbon and sulfur cycling in natural environments. An...
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An overview on chlorophylls and quinones in the photosystem I-type reaction centers
Minor but key chlorophylls (Chls) and quinones in photosystem (PS) I-type reaction centers (RCs) are overviewed in regard to their molecular...
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Inorganic sulfur oxidizing system in green sulfur bacteria
Green sulfur bacteria use various reduced sulfur compounds such as sulfide, elemental sulfur, and thiosulfate as electron donors for photoautotrophic...
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Chapter 3 Control of the Metabolic Flow in Tetrapyrrole Biosynthesis: Regulation of Expression and Activity of Enzymes in the Mg Branch of Tetrapyrrole Biosynthesis
The complex regulation, metabolism and physiology of the Mg branch of tetrapyrrole biosynthesis have developed into an attractive research area. Any...
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Multiple antioxidant proteins protect Chlorobaculum tepidum against oxygen and reactive oxygen species
The genome of the green sulfur bacterium Chlorobaculum (Cba.) tepidum , a strictly anaerobic photolithoautotroph, is predicted to encode more than ten...
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Evolutionary aspects of intraspecific polymorphism of the Arabidopsis thaliana genes coding for subunit I of the Mg-chelatase complex
Intraspecific polymorphism of CHLI 2 , which codes for subunit I of the Mg-chelatase complex involved in Mg-protoporphyrin IX synthesis, was...
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Mutational analysis of three bchH paralogs in (bacterio-)chlorophyll biosynthesis in Chlorobaculum tepidum
The first committed step in the biosynthesis of (bacterio-)chlorophyll is the insertion of Mg 2+ into protoporphyrin IX by Mg-chelatase. In all known...
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