passages.id: split_1_test_1775_passage
passages.type: progene_text
passages.text: A sulfoximine reported recently by Koizumi et al. as a competitive inhibitor of the ammonia - dependent E. coli asparagine synthetase A ( AS-A ) [ Koizumi , M. , Hiratake , J. , Nakatsu , T. , Kato , H. , and Oda , J. ( 1999 ) J. Am. Chem. Soc. 121 , 5799 - 5800 ] can be regarded as such a species .