FEMS Microbiology Letters


Publications
12

A new mesophilic member of the Chloroflexota phylum ‘Ca. Сhloroploca septentrionalis’ from the meromictic lake Bol'shie Khruslomeny separated from the White Sea

Citation
Gorlenko et al. (2025). FEMS Microbiology Letters 372
Names
Chloroploca “Chloroploca septentrionalis”
Abstract
Abstract A new filamentous phototrophic bacterium Khr17 was isolated as an enrichment culture from the brackish polar lake Bol'shie Khruslomeny. The organism was a halotolerant, strictly anaerobic phototroph possessing photosystem II. Sulfide was required for phototrophic growth. The cells of bacterium Khr17 formed nonmotile, wavy trichomes surrounded by a sheath. The cells contained chlorosomes, gas vesicles, and storage granules. The antenna pigments of bacterium Khr17 were bact

Salinirarus marinus gen. nov., sp. nov., Haloplanus salilacus sp. nov., Haloplanus pelagicus sp. nov., Haloplanus halophilus sp. nov., and Haloplanus halobius sp. nov., halophilic archaea isolated from commercial coarse salts with potential as starter cultures for salt-fermented foods

Citation
Zhang et al. (2024). FEMS Microbiology Letters 371
Names
Salinirarus
Abstract
Abstract Five halophilic archaeal strains, XH8T, CK5-1T, GDY1T, HW8-1T, and XH21T, were isolated from commercial coarse salt produced in different regions of China. Their 16S rRNA and rpoB′ gene sequences indicated that four of the strains (CK5-1T, GDY1T, HW8-1T, and XH21T) represent distinct species within the genus Haloplanus (family Haloferacaceae), while strain XH8T represents a novel genus within the same family. These assignments were supported by phylogenetic and phylogenom

Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes

Citation
Chuvochina et al. (2023). FEMS Microbiology Letters 370
Names
“Poseidoniota” Desulfotomaculia Zavarziniales Woeseiales Turneriellales Tumebacillales Treponematales Tistrellales Thiomicrospirales Thermoactinomycetales Thermacetogeniales Tepidibacillales Syntrophomonadales Symbiobacteriales Sulfobacillales Steroidobacterales Sphaerochaetales Reyranellales Pyrinomonadales Propionisporales Peptococcales Parvibaculales Paenibacillales Nitrosococcales Nitrococcales Neosynechococcales Leptospirillales Leptolyngbyales Kyrpidiales Halothiobacillales Halobacteroidales Granulosicoccales Geminicoccales Ferrovibrionales Elsterales Ectothiorhodospirales Diplorickettsiales Desulfotomaculales Desulfitobacteriales Desulfitibacterales Ammonificales Vagococcaceae Turneriellaceae Tumebacillaceae Tistrellaceae Thioalkalivibrionaceae Thermosinaceae Thermocladiaceae Thermacetogeniaceae Tepidibacillaceae Syntrophothermaceae Sulfurifustaceae Sulfuriferulaceae Succinispiraceae Sediminispirochaetaceae Salinispiraceae Rubidibacteraceae Quadrisphaeraceae Propionisporaceae Pelotomaculaceae Nitrosococcaceae Nitrococcaceae Nisaeaceae Methylophagaceae Methanothermobacteraceae Megasphaeraceae Marispirochaetaceae Marinomonadaceae Marinococcaceae Marinithermaceae Leptospirillaceae Leptonemataceae Kyrpidiaceae Ketobacteraceae Inquilinaceae Ignisphaeraceae Ignicoccaceae Halofilaceae Halobacillaceae Haladaptataceae Garciellaceae Gallaecimonadaceae Fictibacillaceae Ferrovibrionaceae Fastidiosipilaceae Elsteraceae Effusibacillaceae Diplorickettsiaceae Dialisteraceae Desulfovirgulaceae Desulfonisporaceae Dendrosporobacteraceae Cycloclasticaceae Coprobacteraceae Catellicoccaceae Carboxydothermaceae Calditerricolaceae Caldisalinibacteraceae Caldibacillaceae Caldanaerobiaceae Caldalkalibacillaceae Butyricicoccaceae Brevibacillaceae Aquisalimonadaceae Anoxybacillaceae Aneurinibacillaceae Anaerotignaceae Anaeromusaceae Anaerofustaceae Anaerobacillaceae Ammonificaceae Alkalispirochaetaceae Alkalibacteraceae Alkalibacillaceae Aeribacillaceae Acutalibacteraceae Acidihalobacteraceae Acetohalobiaceae Coxiellales Carboxydothermales Calditerricolales Calderihabitantales Caldalkalibacillales Brevibacillales Borreliales Azospirillales Aneurinibacillales Anaeromusales Alicyclobacillales Thermosediminibacteria Syntrophomonadia Symbiobacteriia Sulfobacillia Peptococcia Magnetococcia Leptospirillia Desulfitobacteriia Negativicoccaceae Salisediminibacteriaceae Dongiales Oceanibaculales Thalassobaculales Acetonemataceae Ethanoligenentaceae Methanosarcinales “Paceibacteraceae” “Paceibacterales” Bradymonadia Brachyspiria Thermoplasmatota Francisellales Piscirickettsiales Acetobacterales Methyloligellaceae Rhodomicrobiaceae Leptospiria Alicyclobacillia Natranaerobiia Jeotgalibacillaceae Brevinematia Amphibacillaceae Chitinimonas Chitinimonadaceae Marinicellaceae Ahniellaceae Pseudohongiellaceae Methanoculleaceae Methanofollaceae Methanosphaerulaceae Methanocellia Methanosarcinia Methanonatronarchaeia Methanoliparia Halobacteriota Exiguobacteriales Exiguobacteriaceae Salinicoccaceae Staphylococcales Gemellaceae Thermicanales Thermicanaceae Neiellaceae Oceanococcaceae Wohlfahrtiimonadaceae Thermaerobacteria Thermaerobacterales Thermaerobacteraceae Sedimentibacteraceae Proteiniboraceae Monoglobaceae Monoglobales Lutisporaceae Lutisporales Lachnospirales Christensenellales Caldicoprobacterales Caldicellulosiruptoraceae Caldicellulosiruptorales Oxobacteraceae Caloramatoraceae Acetivibrionaceae Acetivibrio Acetivibrionales Clostridiisalibacter Clostridiisalibacteraceae Caldisalinibacter Dethiosulfatibacteraceae Thermincolales Thermincolia Carboxydocellales Carboxydocellaceae Tindalliaceae Thermotaleaceae Natronincolaceae Filifactoraceae Caminicellaceae Anaerovoracaceae Peptostreptococcales Acidaminobacteraceae Mahellales Mahellaceae Thermosulfidibacterota Thermosulfidibacteria Thermosulfidibacterales Thermosulfidibacteraceae Elainellaceae Elainellales Phormidesmidaceae Phormidesmidales Hydrogenothermales Desulfurobacteriia “Paceibacteria” Vampirovibrionaceae Vampirovibrionales Vampirovibrionia Binataceae Binatales Binatia Hydrothermia Hydrothermales Hydrothermaceae Azobacteroidaceae Bipolaricaulales Bipolaricaulaceae Bipolaricaulia Hepatobacteraceae Hepatoplasmataceae Johnevansiaceae Johnevansiales Kapaibacteriaceae Kapaibacteriales Magnetobacteriaceae Methylomirabilaceae Methylomirabilales Methylomirabilia Muiribacteriaceae Muiribacteriales Muiribacteriia Nucleicultricaceae Obscuribacteraceae Promineifilaceae Promineifilales Pseudothioglobaceae Puniceispirillaceae Puniceispirillales Saccharimonadaceae Saccharimonadales Tenderiaceae Tenderiales Thermobaculaceae Thermobaculales Desulforudaceae Methylomirabilota Cloacimonadia Cloacimonadales Cloacimonadaceae Kapaibacteriia “Poriferisulfidales” Leptolyngbyaceae
Abstract
Abstract The Genome Taxonomy Database (GTDB) is a taxonomic framework that defines prokaryotic taxa as monophyletic groups in concatenated protein reference trees according to systematic criteria. This has resulted in a substantial number of changes to existing classifications (https://gtdb.ecogenomic.org). In the case of union of taxa, GTDB names were applied based on the priority of publication. The division of taxa or change in rank led to the formation of new Latin names above

‘Candidatus Chloroploca mongolica’ sp. nov. a new mesophilic filamentous anoxygenic phototrophic bacterium

Citation
Bryantseva et al. (2021). FEMS Microbiology Letters 368 (16)
Names
Chloroploca asiatica Ts Chloroploca mongolica
Abstract
ABSTRACT A mesophilic filamentous anoxygenic phototrophic bacterium, designated M50-1, was isolated from a microbial mat of the Chukhyn Nur soda lake (northeastern Mongolia) with salinity of 5−14 g/L and pH 8.0−9.3. The organism is a strictly anaerobic phototrophic bacterium, which required sulfide for phototrophic growth. The cells formed short undulate trichomes surrounded by a thin sheath and containing gas vesicles. Motility of the trichomes was not observed. The cells contain

‘Candidatus Oscillochloris kuznetsovii’ a novel mesophilic filamentous anoxygenic phototrophic Chloroflexales bacterium from Arctic coastal environments

Citation
Gaisin et al. (2020). FEMS Microbiology Letters 367 (19)
Names
Oscillochloris kuznetsovii
Abstract
ABSTRACT Chloroflexales bacteria are mostly known as filamentous anoxygenic phototrophs that thrive as members of the microbial communities of hot spring cyanobacterial mats. Recently, we described many new Chloroflexales species from non-thermal environments and showed that mesophilic Chloroflexales are more diverse than previously expected. Most of these species were isolated from aquatic environments of mid-latitudes. Here, we present the comprehensive characterization of a new