LEU 40 * GLU 41 * CYS 42 * VAL 43 * GLY 44 * LYS 45 * TYR 48 * GLU 50 * VAL 51 * TRP 52 * ARG 53 * GLY 54 * ASN 60 * VAL 61 * ALA 62 * VAL 63 * LYS 64 * ILE 65 * PHE 66 * TRP 74 * GLU 77 * TYR 81 * ILE 91 * LEU 92 * GLY 93 * PHE 94 * ILE 95 * ALA 96 * TRP 106 * LEU 107 * ILE 108 * THR 109 * HIS 110 * TYR 111 * HIS 112 * GLU 113 * MET 114 * GLY 115 * SER 116 * LEU 117 * TYR 118 * ASP 119 * TYR 120 * LEU 123 * HIS 160 * LYS 164 * SER 165 * LYS 166 * ASN 167 * ILE 168 * LEU 169 * VAL 170 * LYS 171 * CYS 177 * ILE 178 * ALA 179 * ASP 180 * LEU 181 * GLY 182 * ARG 188 *