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Table 2 Tryptic peptides of overexpressed AMPs detected by nanoUPLC-MS E in the intercellular fluid of N. attenuata plants

From: Label-free nanoUPLC-MSE based quantification of antimicrobial peptides from the leaf apoplast of Nicotiana attenuata

Line

Pep score

Calc.

Exp.

Rt [min]

Δ ppm

Sequence

Sequence coverage

[MH] +

[MH] +

DEF1

8.41

1999.9077

1999.9001

36.36

3.77

AESNTFEGFC*VTKPPC*R

35.4%

 

8.08

1000.4028

1000.4050

24.83

−2.21

C*IC*YKPC*

14.6%

DEF2

8.87

1977.9619

1977.9522

39.11

4.93

TESNTFPGIC*ITKPPC*R

36.2%

 

7.39

707.3444

707.3393

36.28

7.17

AC*ISEK

12.8%

 

7.79

938.3905

938.3894

19.83

1.24

C*LC*TKPC*

14.9%

VRD

8.49

1465.6243

1465.6233

25.76

0.65

C*LIDTTC*AHSC*K

26.1%

 

8.44

1089.4137

1089.4163

33.56

−2.42

TC*YC*LVNC*

17.4%

 

7.03

1534.6249

1534.6270

23.58

−1.41

GMTRTC*YC*LVNC*

26.1%

LEA

10.27

1518.7911

1518.7911

39.09

0.01

SYSGINLGNAAGLPGK

17.6%

 

9.91

1925.8779

1925.8732

38.39

2.39

C*GVSIPYQISPNTDC*SK

18.7%

 

8.35

1236.6117

1236.6116

37.25

0.14

MAPC*LPYVTGK

12.1%

 

9.32

1061.4906

1061.4867

28.46

3.66

GPLGGC*C*GGVK

12.1%

 

9.64

1020.5135

1020.5143

20.98

−0.74

AIGC*NTVASK

11.0%

 

9.52

992.4647

992.4653

22.49

−0.56

QAVC*NC*LK

8.8%

 

9.16

715.4095

715.4097

28.81

−0.31

GLIDAAR

7.7%

PNA

6.37

3421.3268

3421.3042

37.93

6.60

LC*GNGLC*C*SQWGYC*GSTAAYC*GAGC*QSQC*K

73.2%

FAB

7.58

1924.8133

1924.8100

31.21

1.74

FNGPC*LTDTHC*STVC*R

34.0%

ICE

9.26

1879.7229

1879.7198

39.08

1.68

EDQGPPFC*C*SGFC*YR

40.5%

 

8.62

716.3829

716.3838

25.60

−1.27

QVGWAR

16.2%

 

7.25

2252.8720

2252.8730

43.86

−0.43

GC*REDQGPPFC*C*SGFC*YR

48.6%

  1. Carbamidomethylated cysteine indicated as C*; Δ ppm = 106(Mtn − Mexp)Mtn −1.