C2

Gly

Glycine (α)

3.0 × 10³

32

2.3 × 10³

18

1.5 × 10³

115

865

450

C3

β-Ala

β-Alanine

1.7 × 10³

64

2.4 × 10³

70

2.5 × 10³

175

2.7 × 10³

675

C3

Ser

Serine (α)

257

8

1.0 × 10³

99

BDL

BDL

<1

–

C4

Thr

Threonine (α)

BQL

BQL

BQL

BQL

643

11

–

–

C4

Dmg

N,N-Dimethylglycine (α)

BDL

BDL

5.8 × 10³

33

BDL*

BDL*

–

–

C4

α-Ab

α-Aminobutyric Acid

132

18

BDL

BDL

146

9

71

49

C4

α-Aib

α-Aminoisobutyric Acid

290

22

BQL

BQL

400

60

343

140

C4

Asp

Aspartic Acid (α)

288

3

220

23

471

17

109

59

C5

Val

Valine (α)

60

5

45

6

BDL

BDL

–

–

C5

Nov

Norvaline (α)

78

12

BQL

BQL

BDL

BDL

–

–

C5

Iva

Isovaline (α)

51

14

BDL

BDL

BDL

BDL

–

–

C5

Glu

Glutamic Acid (α)

457

19

520

18

625

16

130

38

C6

α-Ada

α-Aminoadipic Acid

70

4

BQL

BQL

117

17

–

–

C6

Cle

Cycloleucine (α)

170

2

BQL

BQL

226

10

–

–

C6

Pip

Pipecolic Acid (α)

BQL

BQL

BDL

BDL

743

146

–

–

C7

α-Apa

α-Aminopimelic Acid

BQL

BQL

BDL

BDL

33

2

–

–

C9

Phe

Phenylalanine (α)

BDL

BDL

85

7

BDL

BDL

–

–

C9

Tyr

Tyrosine (α)

BQL

BQL

56

11

BDL

BDL

–

–