ID 2.1.1.79 DE Cyclopropane-fatty-acyl-phospholipid synthase. AN CFA synthase. AN Cyclopropane fatty acid synthase. AN Cyclopropane synthetase. AN Unsaturated-phospholipid methyltransferase. CA S-adenosyl-L-methionine + phospholipid olefinic fatty acid = S-adenosyl- CA L-homocysteine + phospholipid cyclopropane fatty acid. CC -!- Adds a methylene group across the 9,10 position of a Delta(9)- CC olefinic acyl chain in phosphatidylethanolamine or, more slowly, CC phosphatidylglycerol or phosphatidylinositol forming a cyclopropane CC derivative (cf. EC 2.1.1.16). DR P45509, CFA_CITFR ; P0A9H8, CFA_ECOL6 ; P0A9H7, CFA_ECOLI ; DR A5U866, CMAS1_MYCTA; P0C5C2, CMAS1_MYCTU; P0A5P1, CMAS2_MYCBO; DR Q49807, CMAS2_MYCLE; P0A5P0, CMAS2_MYCTU; Q7D9R5, CMAS3_MYCTU; DR Q7U1J9, MMAA2_MYCBO; A5U029, MMAA2_MYCTA; Q79FX6, MMAA2_MYCTU; //