ID 6.3.1.6 DE glutamate--ethylamine ligase. AN N(5)-ethyl-L-glutamine synthetase. AN theanine synthetase. CA ATP + ethylamine + L-glutamate = ADP + H(+) + N(5)-ethyl-L-glutamine + CA phosphate. DR A9ZPH9, GMAS_METMY ; //