disulfide bond

(redirected from Persulfide)
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disulfide bond

[dī¦səl‚fīd ′bänd]
(organic chemistry)
References in periodicals archive ?
2]S) to persulfide (R-SSH) and transfers two electrons to the ubiquinone pool, as described by Theissen and Martin (2008).
In a similar manner, S-sulfhydration is a posttranslational modification of specific residues, through the formation of persulfide (-SSH) bonds.
Biosynthesis and reactivity of cysteine persulfides in signaling," Journal of the American Chemical Society, vol.
Bound sulfane sulfur is incorporated into proteins as persulfide or polysulfide, which release [H.
2]S to persulfide which is subsequently oxidized into sulfite via dioxygenase.
The sulfane sulfur of persulfides is the actual substrate of the sulfur-oxidizing enzymes from Acidithiobacillus and Acidiphilium spp.
They suggested that gasotransmitter regulation of gametogenesis may occur through cysteine residue modification of target proteins, including formation of nitrosothiols and persulfides.