Lohman, Jeremy; Ma, Ming; Osipiuk, Jerzy; Nocek, Boguslaw; Kim, Youngchang; Chang, Changsoo; Cuff, Marianne; Mack, Jamey; Bigelow, Lance; Li, Hui; Endres, Michael; Babnigg, Gyorgy; Joachimiak, Andrzej; Phillips, George; Shen, BStructural and evolutionary relationships of "AT-less" type I polyketide synthase ketosynthasesProceedings of the National Academy of Sciences of the United States of America(2015)