Organelle-Targeted Fluorescent Probes for Sulfane Sulfur Species [PDF]
Antioxidants, 2023 Sulfane sulfurs, which include hydropersulfides (RSSH), hydrogen polysulfides (H2Sn, n > 1), and polysulfides (RSnR, n > 2), play important roles in cellular redox biology and are closely linked to hydrogen sulfide (H2S) signaling.
Biswajit Roy +3 more
doaj +5 more sources
MarR family proteins sense sulfane sulfur in bacteria [PDF]
mLifeMembers of the multiple antibiotic resistance regulator (MarR) protein family are ubiquitous in bacteria and play critical roles in regulating cellular metabolism and antibiotic resistance.
Guanhua Xuan, Luying Xun, Yongzhen Xia
doaj +5 more sources
In Hyphomicrobium denitrificans Two Related Sulfane-Sulfur Responsive Transcriptional Repressors Regulate Thiosulfate Oxidation and Have a Deep Impact on Nitrate Respiration and Anaerobic Biosyntheses. [PDF]
Mol MicrobiolBacteria have evolved multiple strategies to sense and respond to the availability of inorganic reduced sulfur compounds such as thiosulfate. In Hyphomicrobium denitrificans, an obligately chemoorganoheterotrophic Alphaproteobacterium, the use of ...
Li J, Schmitte NE, Törkel K, Dahl C.
europepmc +5 more sources
In the Alphaproteobacterium Hyphomicrobium denitrificans SoxR Serves a Sulfane Sulfur-Responsive Repressor of Sulfur Oxidation [PDF]
Antioxidants, 2023 In organisms that use reduced sulfur compounds as alternative or additional electron donors to organic compounds, transcriptional regulation of genes for enzymes involved in sulfur oxidation is needed to adjust metabolic flux to environmental conditions.
Jingjing Li +5 more
doaj +5 more sources
Sulfane Sulfur Regulates LasR-Mediated Quorum Sensing and Virulence in Pseudomonas aeruginosa PAO1 [PDF]
Antioxidants, 2021 Sulfane sulfur, such as inorganic and organic polysulfide (HSn− and RSn−, n > 2), is a common cellular component, produced either from hydrogen sulfide oxidation or cysteine metabolism.
Guanhua Xuan +6 more
doaj +6 more sources
NO Generation from Nitrite at Zinc(II): Role of Thiol Persulfidation in the Presence of Sulfane Sulfur. [PDF]
ACS Org Inorg Au, 2023 Nitrite-to-NO transformation is of prime importance due to its relevance in mammalian physiology. Although such a one-electron reductive transformation at various redox-active metal sites (e.g., Cu and Fe) has been illustrated previously, the reaction at
Sahana T +3 more
europepmc +4 more sources
Stabilities of Three Key Biological Trisulfides with Implications for Their Roles in the Release of Hydrogen Sulfide and Bioaccumulation of Sulfane Sulfur. [PDF]
ACS Omega, 2022 Trisulfides and higher polysulfides are important in the body due to their function as key reservoirs of sulfane sulfur and their rapid reactions to release persulfides.
Brown EM, Bowden NB.
europepmc +3 more sources
Sulfane Sulfur Is a Strong Inducer of the Multiple Antibiotic Resistance Regulator MarR in Escherichia coli [PDF]
Antioxidants, 2021 Sulfane sulfur, including persulfide and polysulfide, is produced from the metabolism of sulfur-containing organic compounds or from sulfide oxidation. It is a normal cellular component, participating in signaling.
Huangwei Xu +4 more
doaj +3 more sources
Optimization of a Method for Detecting Intracellular Sulfane Sulfur Levels and Evaluation of Reagents That Affect the Levels in Escherichia coli [PDF]
Antioxidants, 2022 Sulfane sulfur is a class of compounds containing zero-valent sulfur. Most sulfane sulfur compounds are reactive and play important signaling roles. Key enzymes involved in the production and metabolism of sulfane sulfur have been characterized; however,
Qiaoli Yu +5 more
doaj +3 more sources
Sulfane Sulfur Posttranslationally Modifies the Global Regulator AdpA to Influence Actinorhodin Production and Morphological Differentiation of Streptomyces coelicolor [PDF]
mBio, 2022 The transcription factor AdpA is a key regulator controlling both secondary metabolism and morphological differentiation in Streptomyces.
Ting Lu +5 more
doaj +3 more sources