1. 250 150 100 75 50 37 25 20 15 10 Figure 1  ’’   -Conglycinin Acidic Basic Glycinin Mr 123

2. x10 5 051015202530 Time (min) 0.0 0.5 1.0 1.5 Intens. 2.0 1:5 1:25 1:50 0.0 0.5 1.0 1.5 x10 5 051015202530 Time (min) Intens. 1:25 1:50 A B Figure 2

3. Figure 3 0 1 2 x10 5 Intens. 051015202530 Time (min) A B C D E F G H A B C D E F G H A B C D E F G H A B C D E F G H 3 4 5 6 7 8 A B C D 9

4. Figure 4 0.0 2.5 5.0 x10 5 Intens. 051015202530 Time (min) A B C D E F G H Base peak electropherogram

5. Figure 5 Mr (3) 640.3 0.0 0.5 1.0 Intens. 200300400500600700800900m/z Mr (2) 630.4 Mr (4) 684.3 M+H 417.2570 M+H 641.3511 Mass spectra (9.5 min, peak A) 0 1 2 3 4 5 Intens. 200300400500600700800900m/z M+H 685.3153 Deconvoluted mass spectra (9.5 min, peak A) x10 5 x10 4 M+5H 587.4964 M+4H 734.1155 0.0 0.5 1.0 1.5 2.0 2.5 Intens. 4006008001000120014001600m/z Mass spectra (15.2 min, peak C) x10 5 0 2 4 6 50010001500200025003000m/z Deconvoluted mass spectra (15.2 min, peak C) 0.0 0.5 1.0 1.5 1000150020002500m/z Mr (1) 933.1 Mr (3) 2754.3 Mr (2) 2666.2 Mr (4) 2776.3 Mr (5) 2792.2 0.0 0.2 0.4 0.6 0.8 Intens. M+2H 1378.6605 50010001500m/z Mass spectra (25.7 min, peak G) Deconvoluted mass spectra (25.7 min, peak G) M+H 631.3779 Mr (1) 416.2 M+3H 978.4777 M+1H 658.3186 Mr (1) 657.3 Mr (2) 2931.4 M+3H 919.4486 x10 5 Intens. x10 5 Intens. x10 5 C A B

6. Figure 6 51015202530 0 Time (min) 51015202530 0 Time (min) 0 1 2 3 4 x10 5 Intens. Relative intensity Base peak electropherogram Extracted ion electropherograms

7. Figure 7 0.0 1.5 3.0 Intens. x10 5 4.5 6.0 Time (min) 051015202530 7.5 Conventional soybean Transgenic soybean