1 PRO 2 PRO 3 PRO 4 ASN 5 GLU 6 GLU 7 ALA 8 ARG 9 LEU 10 ASP 11 ILE 12 LEU 13 LYS 14 ILE 15 HIS 16 SER 17 ARG 18 LYS 20 ASN 21 LEU 22 THR 23 ARG 24 GLY 25 ILE 26 ASN 27 LEU 28 ARG 29 LYS 30 ILE 31 ALA 32 GLU 33 LEU 35 PRO 36 GLY 37 ALA 38 SER 39 GLY 40 ALA 41 GLU 42 VAL 43 LYS 44 GLY 45 VAL 46 CYS 47 THR 48 GLU 49 ALA 50 GLY 52 TYR 53 ALA 54 LEU 55 ARG 56 GLU 57 ARG 58 ARG 59 VAL 60 HIS 61 VAL 62 THR 63 GLN 64 GLU 65 ASP 66 PHE 67 GLU 69 ALA 70 VAL 71 ALA 72 LYS 73 VAL 75 GLN