Leu-Ile Leu-Leu

N.A.

1<

Leu-Phe

N.A.

1<

Lys-Asp

<1

0.4

Lys-Ser Ser-Lys

<1

<1

Phe-Asn

N.A.

1<

Phe-Thr

1.1

1.1

Thr-Asp Asp-Thr Ser-Glu

<1

<1

Val-Glu

<1

<1

Val-Lys

<1

<1

γ-Glu-2-aminobutyric acid

<1

0.4

γ-Glu-Val-Gly

<1

0.7