HIS 15 * VAL 16 * HIS 17 * LEU 18 * ASP 19 * GLY 20 * ALA 21 * ILE 22 * THR 57 * LEU 58 * PRO 59 * PHE 61 * LEU 62 * ALA 63 * LYS 64 * PHE 65 * ASP 66 * TYR 68 * MET 69 * VAL 100 * ARG 101 * TYR 102 * SER 103 * PRO 104 * HIS 105 * LEU 106 * LEU 107 * ILE 115 * PRO 116 * TRP 117 * ILE 151 * LEU 152 * CYS 153 * CYS 154 * MET 155 * ARG 156 * HIS 157 * GLN 158 * TRP 161 * ASP 181 * LEU 182 * ALA 183 * GLY 184 * ASP 185 * GLU 186 * THR 187 * ILE 188 * HIS 214 * ALA 215 * GLY 216 * GLU 217 * VAL 218 * GLY 219 * HIS 238 * TYR 240 * CYS 262 * SER 265 * SER 266 * LEU 268 * THR 269 * ALA 271 * THR 294 * ASP 295 * ASP 296 * PRO 297 * LEU 298 * ILE 299 * PHE 300 * ZN 540 *