ID 4.4.1.20 DE leukotriene-C4 synthase. AN leukotriene A4:glutathione S-leukotrienyltransferase. AN leukotriene C4 synthetase. AN LTC4 synthase. AN LTC4 synthetase. CA leukotriene C4 = glutathione + leukotriene A4. CC -!- The reaction proceeds in the direction of addition. CC -!- Not identical with EC 2.5.1.18. CC -!- Formerly EC 2.5.1.37. DR Q03013, GSTM4_HUMAN; Q8R5I6, GSTM4_MOUSE; Q5BK56, GSTM4_RAT ; DR Q2NKS0, LTC4S_BOVIN; A6XA80, LTC4S_CAVPO; Q16873, LTC4S_HUMAN; DR Q60860, LTC4S_MOUSE; Q925U2, LTC4S_RAT ; Q2KJG4, MGST2_BOVIN; DR Q99735, MGST2_HUMAN; A2RST1, MGST2_MOUSE; Q3T100, MGST3_BOVIN; DR O14880, MGST3_HUMAN; Q9CPU4, MGST3_MOUSE; //