Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea

The order Sulfolobales (phylum Crenarchaeota) is a group of thermoacidophilic archaea. The first member of the Sulfolobales was discovered in 1972, and current 23 species are validly named under the International Code of Nomenclature of Prokaryotes. The majority of members of the Sulfolobales is obl...

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Main Authors: Li-Jun Liu, Zhen Jiang, Pei Wang, Ya-Ling Qin, Wen Xu, Yang Wang, Shuang-Jiang Liu, Cheng-Ying Jiang
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-10-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2021.768283/full
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author Li-Jun Liu
Li-Jun Liu
Zhen Jiang
Zhen Jiang
Pei Wang
Pei Wang
Ya-Ling Qin
Ya-Ling Qin
Wen Xu
Wen Xu
Yang Wang
Yang Wang
Shuang-Jiang Liu
Shuang-Jiang Liu
Cheng-Ying Jiang
Cheng-Ying Jiang
author_facet Li-Jun Liu
Li-Jun Liu
Zhen Jiang
Zhen Jiang
Pei Wang
Pei Wang
Ya-Ling Qin
Ya-Ling Qin
Wen Xu
Wen Xu
Yang Wang
Yang Wang
Shuang-Jiang Liu
Shuang-Jiang Liu
Cheng-Ying Jiang
Cheng-Ying Jiang
author_sort Li-Jun Liu
collection DOAJ
description The order Sulfolobales (phylum Crenarchaeota) is a group of thermoacidophilic archaea. The first member of the Sulfolobales was discovered in 1972, and current 23 species are validly named under the International Code of Nomenclature of Prokaryotes. The majority of members of the Sulfolobales is obligately or facultatively chemolithoautotrophic. When they grow autotrophically, elemental sulfur or reduced inorganic sulfur compounds are their energy sources. Therefore, sulfur metabolism is the most important physiological characteristic of the Sulfolobales. The functions of some enzymes and proteins involved in sulfur reduction, sulfur oxidation, sulfide oxidation, thiosulfate oxidation, sulfite oxidation, tetrathionate hydrolysis, and sulfur trafficking have been determined. In this review, we describe current knowledge about the physiology, taxonomy, and sulfur metabolism of the Sulfolobales, and note future challenges in this field.
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spelling doaj.art-79e5920531b846a3ac6a0094e8b58d592022-12-21T20:37:24ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2021-10-011210.3389/fmicb.2021.768283768283Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic ArchaeaLi-Jun Liu0Li-Jun Liu1Zhen Jiang2Zhen Jiang3Pei Wang4Pei Wang5Ya-Ling Qin6Ya-Ling Qin7Wen Xu8Wen Xu9Yang Wang10Yang Wang11Shuang-Jiang Liu12Shuang-Jiang Liu13Cheng-Ying Jiang14Cheng-Ying Jiang15School of Basic Medical Science, the Xi’an Key Laboratory of Pathogenic Microorganism and Tumor Immunity, Xi’an Medical University, Xi’an, ChinaKey Laboratory of Resources Biology and Biotechnology in Western China, Ministry of Education, College of Life Sciences, Northwest University, Xi’an, ChinaState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaSchool of Basic Medical Science, the Xi’an Key Laboratory of Pathogenic Microorganism and Tumor Immunity, Xi’an Medical University, Xi’an, ChinaKey Laboratory of Resources Biology and Biotechnology in Western China, Ministry of Education, College of Life Sciences, Northwest University, Xi’an, ChinaSchool of Basic Medical Science, the Xi’an Key Laboratory of Pathogenic Microorganism and Tumor Immunity, Xi’an Medical University, Xi’an, ChinaKey Laboratory of Resources Biology and Biotechnology in Western China, Ministry of Education, College of Life Sciences, Northwest University, Xi’an, ChinaState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaThe order Sulfolobales (phylum Crenarchaeota) is a group of thermoacidophilic archaea. The first member of the Sulfolobales was discovered in 1972, and current 23 species are validly named under the International Code of Nomenclature of Prokaryotes. The majority of members of the Sulfolobales is obligately or facultatively chemolithoautotrophic. When they grow autotrophically, elemental sulfur or reduced inorganic sulfur compounds are their energy sources. Therefore, sulfur metabolism is the most important physiological characteristic of the Sulfolobales. The functions of some enzymes and proteins involved in sulfur reduction, sulfur oxidation, sulfide oxidation, thiosulfate oxidation, sulfite oxidation, tetrathionate hydrolysis, and sulfur trafficking have been determined. In this review, we describe current knowledge about the physiology, taxonomy, and sulfur metabolism of the Sulfolobales, and note future challenges in this field.https://www.frontiersin.org/articles/10.3389/fmicb.2021.768283/fullCrenarchaeotaSulfolobalestaxonomysulfur metabolismsulfur trafficking
spellingShingle Li-Jun Liu
Li-Jun Liu
Zhen Jiang
Zhen Jiang
Pei Wang
Pei Wang
Ya-Ling Qin
Ya-Ling Qin
Wen Xu
Wen Xu
Yang Wang
Yang Wang
Shuang-Jiang Liu
Shuang-Jiang Liu
Cheng-Ying Jiang
Cheng-Ying Jiang
Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
Frontiers in Microbiology
Crenarchaeota
Sulfolobales
taxonomy
sulfur metabolism
sulfur trafficking
title Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
title_full Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
title_fullStr Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
title_full_unstemmed Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
title_short Physiology, Taxonomy, and Sulfur Metabolism of the Sulfolobales, an Order of Thermoacidophilic Archaea
title_sort physiology taxonomy and sulfur metabolism of the sulfolobales an order of thermoacidophilic archaea
topic Crenarchaeota
Sulfolobales
taxonomy
sulfur metabolism
sulfur trafficking
url https://www.frontiersin.org/articles/10.3389/fmicb.2021.768283/full
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