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persulphide

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1
Persulfide - Wikipedia
In chemistry, persulfide refers to the functional group R-S-S-H . Persulfides are intermediates in the biosynthesis of iron-sulfur proteins and are invoked as precursors to hydrogen sulfide, a signaling molecule. en.wikipedia.org
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Persulfides: Current Knowledge and Challenges in Chemistry and ...
Persulfides belong to the sulfane sulfur family (note: sulfane sulfur is defined as a sulfur bonded sulfur atom formally with six electrons – e.g. the terminal ... pmc.ncbi.nlm.nih.gov
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Methods in sulfide and persulfide research - ScienceDirect
Developing basic and high precision techniques and methods for the detection, characterization, and quantitation of sulfides and persulfides is therefore of ... www.sciencedirect.com
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persulphide
persulphide Chem. (pəˈsʌlfaɪd) [per- 5.] That sulphide of any element or basic radical which contains the greatest proportion of sulphur. Originally called persulphuret. Now usually more definitely named, as trisulphide, pentasulphide, etc.; e.g. persulphide or persulphuret of arsenic, or arsenious ... Oxford English Dictionary
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Phototriggered Hydrogen Persulfide Donors via Hydrosulfide ...
Hydrogen persulfide (H2S2) is an important sulfur-containing signaling molecule that plays a crucial role in the homeostasis of various ... pubs.acs.org
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Methods in sulfide and persulfide research - PubMed
Reactive persulfides can act as powerful antioxidants and redox signaling species and are involved in energy metabolism. Recent evidence ... pubmed.ncbi.nlm.nih.gov
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persulphuret
perˈsulphuret Chem. = persulphide.1836 Brande Chem. (ed. 4) 755 Persulphuret of Arsenic... When sulphuretted hydrogen is passed through a concentrated solution of arsenic acid, a yellow precipitate falls, which resembles orpiment in colour. 1853 W. Gregory Inorg. Chem. (ed. 3) 135 The formation of p... Oxford English Dictionary
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Structural basis for persulfide-sensing specificity in a transcriptional ...
We report structural and mechanistic insights into the thiol-based transcriptional repressor SqrR, which reacts exclusively with oxidized sulfur species such ... www.nature.com
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Reactive cysteine persulfides and S-polythiolation regulate oxidative ...
It is found that reactive persulfides and polysulfides are formed endogenously from both small molecule species and proteins in high amounts in mammalian cells ... www.pnas.org
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Persulfide Biosynthesis Conserved Evolutionarily in All Organisms
Persulfides and polysulfides, which we found in abundance, are polymeric sulfur-containing metabolites with sulfur catenation that occur in biological organisms ... www.liebertpub.com
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Protocol for using organic persulfides to measure the chemical ...
We present a protocol to quantify the kinetics of chemical reactivity of cysteines in two bacterial persulfide sensors toward cysteine persulfide and ... star-protocols.cell.com
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FNR regulon
The reaction requires cysteine desulphurase which catalyzes desulphuration of the cysteine providing HS- (presumably via enzyme bound persulphide) for wikipedia.org
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per-
▪ I. per-, prefix1 The Latin preposition per (see prec.) used in composition with verbs, adjectives, and their derivatives. A large number of these have come down through Fr. into Eng.; others have been adopted directly from Lat., or formed in Eng. on Latin elements, or (as was frequent in 16–17th c... Oxford English Dictionary
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golden
▪ I. golden, a. (ˈgəʊld(ə)n) Forms: 3– golden; also 4, 6 Sc. goldin, -yn, (4 goldein, -un, coldin, 5 goldene, -on, 6 -ing), 6 goulden, 8–9 Sc. gowden, 9 dial. goolden (superl., 6 goldnest, 7 -enst). [f. gold1 + -en4, taking the place of the earlier gilden (q.v.). Cf. Du. gouden, G. golden.] 1. a. Ma... Oxford English Dictionary
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super-
super-, prefix (ˈs(j)uːpə(r), -ər) repr. L. super- = the adv. and prep. super above, on the top (of), beyond, besides, in addition, used in composition with the various meanings detailed below. (Cf. the related Skr. upari-, Gr. ὑπερ- hyper-, OE. ofer-, etc. over-.) A certain number of important Lati... Oxford English Dictionary
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