ILE 30 * VAL 31 * LEU 56 * CYS 57 * GLY 58 * ALA 70 * HIS 72 * CYS 73 * TRP 79 * LYS 81 * LEU 125 * ASP 128 * VAL 167 * GLY 171 * ASN 172 * LYS 174 * GLU 175 * VAL 192 * LEU 194 * PHE 215 * CYS 216 * ALA 217 * GLY 218 * GLY 227 * ASP 228 * ALA 229 * CYS 230 * GLU 231 * GLY 232 * ASP 233 * SER 234 * GLY 235 * GLY 236 * PHE 238 * ILE 253 * VAL 254 * SER 255 * TRP 256 * GLY 257 * GLU 258 * GLY 259 * CYS 260 * ASP 261 * ARG 262 * LYS 265 * TYR 266 * GLY 267 * PHE 268 * TYR 269 * THR 270 *