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The side-chain guanidyl group of Arg454 interacts with the carboxylate moiety of glycine to orient the substrate for attack on the acyl-phosphate intermediate (Herrera et al., Unlike other organisms, some plants synthesize glutathione analogs in which -alanine, serine, or glutamate replaces glycine in the tripeptide (Figure 4A)

For a multilevel procedure in which more than one injection is made, an additional code 64484 must be added for each level

Its primary role is to help neutralize free radicals, support detoxification in the liver, and maintain cellular function

They typically travel through the bloodstream to affect distant organs