Yao, PLPLYaoHwang, MJMJHwangChen, YMYMChenYeh, KWKWYeh2010-09-032018-07-062010-09-032018-07-062001-01http://ntur.lib.ntu.edu.tw//handle/246246/195816en-USSite-directed mutagenesis evidence for a negatively charged trypsin inhibitory loop in sweet potato sporamin.