Immunogen sequence: DEAINKHPRF STLTRNIRHR RGEKVVINVP IFKDKNTPSP FIETFTEDDE ASRASKPDHI YMDAMGFGMG NCCLQVTFQA CSISEARYLY DQLAT. Glutamate-cysteine ligase, also known as gamma-glutamylcysteine synthetase is the first rate-limiting enzyme of glutathione synt