Table 1.

Peptide sequences and masses of peptides after BADAN labeling from MALDI-TOF characterization

Pos.	Peptide	Sequence	Theor. mass	Observed mass from MALDI-TOF
0	WALP23-C0	Acetyl-C∗GWWLALALALALALALALALWWA-amide	2831.6	2855.4, M+Na
2	WALP23-W2C	Acetyl-GC∗WLALALALALALALALALWWA-amide	2645.5	2669.4, M+Na
4	WALP23-L4C	Acetyl-GWWC∗ALALALALALALALALWWA-amide	2718.5	2741.7, M+Na
6	WALP23-L6C	Acetyl-GWWLAC∗ALALALALALALALWWA-amide	2718.5	2742.3, M+Na
8	WALP23-L8C	Acetyl-GWWLALAC∗ALALALALALALWWA-amide	2718.5	2742.3, M+Na
10	WALP23-L10C	Acetyl-GWWLALALAC∗ALALALALALWWA-amide	2718.5	2742.0, M+Na
11	WALP23-A11C†	Acetyl-GWWLALALALC∗LALALALALWWA-amide	2764.6	2786.7, M+Na
12	WALP23-L12C†	Acetyl-GWWLALALALAC∗ALALALALWWA-amide	2722.5	2746.0, M+Na
13	WALP23-A13C†	Acetyl-GWWLALALALALC∗LALALALWWA-amide	2764.6	2788.3, M+Na
14	WALP23-L14C	Acetyl-GWWLALALALALAC∗ALALALWWA-amide	2718.5	2742.3, M+Na
16	WALP23-L16C	Acetyl-GWWLALALALALALAC∗ALALWWA-amide	2718.5	2741.7, M+Na
18	WALP23-L18C	Acetyl-GWWLALALALALALALAC∗ALWWA-amide	2718.5	2742.7, M+Na
20	WALP23-L20C	Acetyl-GWWLALALALALALALALAC∗WWA-amide	2718.5	2742.4, M+Na
22	WALP23-W22C	Acetyl-GWWLALALALALALALALALWC∗A-amide	2645.5	2768.7, M+Na
24	WALP23-C24	Acetyl-GWWLALALALALALALALALWWGC∗-amide	2817.6	2841.6, M+Na

^∗Cysteine labeled with BADAN.

^†Peptide includes a d4-alanine.