Sulfur of cysteineare not used/ utilized in the body for the following process/product-
Methionine is an essential amino acid, so it cannot besynthesized from Cysteine.- But Sulfur of cysteine is donated by sulfur ofmethionine.- This is called transsulfuration reaction.- PLP is the coenzyme of transrulfuration.- The reaction is catalyzed by Cystathionine betaSynthase and Cystathionase enzyme
Help in the conversion of cyanide to thiocyanate
Thiosulfate formation
Introduction of sulphur in methionine
Disulfide bond formation between two adjacent peptide.