VAL 2 * GLY 3 * GLY 4 * TYR 5 * THR 6 * CYS 7 * VAL 12 * GLN 15 * HIS 23 * CYS 116 * LEU 117 * ILE 118 * SER 119 * GLY 120 * TRP 121 * GLY 122 * ASN 123 * THR 124 * LYS 125 * SER 126 * SER 130 * TYR 131 * PRO 132 * VAL 134 * LEU 135 * LYS 136 * CYS 137 * LEU 138 * LYS 139 * ALA 140 * TYR 165 * GLY 169 * LYS 170 * ASP 171 * SER 172 * CYS 173 * GLN 174 * GLY 175 * ASP 176 * SER 177 * GLY 179 * PRO 180 * VAL 181 * VAL 191 * CYS 197 * ALA 198 * TYR 206 * ARG 238 *