epithiospecifier protein是什么东东?下面是这个词所在的句子.

题目

epithiospecifier protein是什么东东?下面是这个词所在的句子.
For example,in the seeds of Brassica napus and other members of the Brassicaceae,a protein promoting the formation of one class of nitriles has been described Called the epithiospecifier protein,its presence during the hydrolysis of alkenyl glucosinolates leads to the formation of epithionitriles instead of isothiocyanates by transfer of the sulfur atom from the basic glucosinolate backbone to the terminal alkene residue of the side chain

答案

上皮硫特异蛋白