ASP 20 * PRO 21 * VAL 22 * THR 23 * ASN 24 * ILE 25 * CYS 26 * GLN 27 * ALA 28 * ALA 29 * ASP 30 * GLN 32 * LEU 33 * TRP 62 * ASN 63 * GLU 64 * LEU 65 * LEU 66 * ILE 67 * ALA 68 * SER 69 * PHE 70 * SER 71 * ARG 73 * SER 74 * GLY 80 * ILE 81 * LEU 82 * LEU 83 * VAL 89 * HIS 90 * ARG 91 * SER 93 * ALA 94 * HIS 95 * ALA 97 * GLY 98 * VAL 99 * GLY 100 * ALA 101 * ILE 102 * PHE 103 * ASP 104 * ARG 105 * VAL 106 * LEU 107 * LEU 110 * LEU 182 * ILE 185 * GLY 186 * LEU 187 * LYS 188 * CYS 189 * LEU 190 * GLU 191 * HIS 192 * LEU 193 * PHE 194 * PHE 195 * PHE 196 * LYS 197 * THR 202 * PRO 203 * ILE 204 * LEU 208 * LEU 212 *