HMW - GS has been shown in wheat and other crops to determine its overall quality .
Elymus canadensis has also been shown to contain a novel high molecular weight ( HMW ) glutenin subunit ( GS ) allele .
GS     has been shown in wheat and other crops to determine GS 's overall quality .
Elymus canadensis has also been shown to contain a novel high molecular weight ( HMW ) glutenin subunit ( GS ) allele .