LIGAND A18 PHE 1 A19 VAL 1 A20 LYS 1 A21 LYS 1 A22 ILE 1 A23 ALA 1 A24 ARG 1 A25 ALA 1 A26 GLU 1 A27 GLY 1 A28 ALA 1 A29 THR 1 A30 GLU 1 A31 CYS 1 A32 ASP 1 A33 ASP 1 A34 ASN 1 A35 LYS 1 A36 LEU 1 A37 VAL 1 A38 ARG 1 A39 GLU 1 A40 PHE 1 A41 GLU 1 A42 ARG 1 A44 THR 1 A45 GLU 1 A46 HIS 1 A47 PRO 1 A48 ASP 1 A49 GLY 1 A50 SER 1 A51 ASP 1 A52 LEU 1 A53 ILE 1 A54 TYR 1 A55 TYR 1 A56 PRO 1 A57 ARG 1 A58 ASP 1 A61 GLU 1 A62 ASP 1 A63 SER 1 A64 PRO 1 A65 GLU 1 A66 GLY 1 A67 ILE 1 RECEPTOR B20 LYS 0 B22 LEU 1 B23 ASP 1 B25 ALA 1 B48 ASN 0 B49 PHE 1 B50 ASP 1 B51 ASP 1 B52 PHE 1 B53 ARG 1 B54 LYS 1 B55 LYS 1 B56 PHE 1 B57 TRP 1 B58 GLU 1 B69 GLN 1 B70 PHE 1 B71 LYS 1 B72 GLY 1 B73 SER 1 B74 ASN 1 B75 LYS 1 B76 THR 1 B77 ASN 1 B78 ILE 1 B79 GLN 1 B80 LYS 1 B81 GLY 1 B82 LYS 1 B83 ALA 1 B84 PRO 1 B85 PHE 1 B86 ALA 1 B87 ARG 1 B88 LYS 1 B89 LYS 1 B90 ASP 1 B91 GLN 1 B92 VAL 1 B93 GLY 1 B94 GLY 1 B95 ARG 1 B96 GLU 1 B97 ARG 1 B98 PHE 1 B99 GLU 1 B100 LEU 1 B122 THR 1 B123 PRO 1