|
Amino acid
|
Loss of small radicals
|
%
|
Addition of radicals to amino acids
|
%
|
Addition of radicals to primary radiation products
|
%
|
|---|
|
Leucine
|
m/z 88a,b
|
8.7
|
m/z 158e
|
0.1
|
m/z 101b
|
1.7
|
|
m/z 115e
|
1.4
|
m/z 175e
|
3.8
|
m/z 171c
|
1.8
|
| | |
m/z 186c
|
0.6
|
m/z 202c
|
0.8
|
| | | | |
m/z 220c
|
0.5
|
| | | | |
m/z 237c
|
4.6
|
| | | | |
m/z 239c
|
0.1
|
| | | | |
m/z 244e
|
1.1
|
| | | | |
m/z 322c
|
1.2
|
| | | | |
m/z 446e
|
0.1
|
| |
10.1
| |
4.5
| |
11.9
|
|
Isoleucine
|
m/z 74d
|
0.1
|
m/z 229e
|
0.5
|
m/z 101b
|
0.4
|
|
m/z 88a,b
|
4.2
|
m/z 244e
|
1.0
|
m/z 116b
|
0.3
|
|
m/z 101e
|
0.9
|
m/z 343e
|
0.6
|
m/z 158c
|
0.4
|
|
m/z 115e
|
4.8
| | |
m/z 170c
|
0.2
|
| | | | |
m/z 171c
|
1.0
|
| | | | |
m/z 202c
|
0.9
|
| | | | |
m/z 223c
|
0.8
|
| | | | |
m/z 239c
|
0.6
|
| |
10.0
| |
2.1
| |
4.6
|
|
Valine
|
m/z 59d
|
6.3
|
m/z 160e
|
0.3
|
m/z 87b
|
2.3
|
|
m/z 74b
|
3.6
|
m/z 174c
|
0.7
|
m/z 88b
|
0.8
|
|
m/z 101d
|
1.9
|
m/z 198e
|
0.5
|
m/z 132e
|
0.3
|
| | |
m/zz 216e
|
0.7
|
m/z 145e
|
0.2
|
| | |
m/z 285e
|
0.8
|
m/z 213c
|
0.9
|
| | | | |
m/z 307c
|
0.8
|
| |
11.8
| |
3.0
| |
5.3
|
-
aThe percentage is the sum of ion m/z 88 and its fragment m/z 71, derived from ESI ionization
-
bPositive ion mode, low mass range
-
cPositive ion mode, normal mass range
-
dNegative ion mode, low mass range
-
eNegative ion mode, normal mass range
