Principal component scores for the GM lines and controls Desirée wild type (*), Desirée TC1 (□), SAM35S 3 (▵), SAM35S 1 (⋄), Mal1 2V1 (♦), Mal1 T41A (▪), Mal1 5A (▴), Mal1 2A (x), W2GBSS VO9 (○), and W2GBSS VO4 (•). Values in parentheses indicate the percentage of total variation accounted for each principal component.