TYR 72 * VAL 73 * ASP 74 * THR 75 * LEU 76 * ASN 87 * GLY 121 * GLY 122 * TYR 124 * SER 125 * ARG 246 * ARG 247 * LEU 250 * LEU 254 * GLN 273 * LEU 275 * VAL 276 * ASP 277 * HIS 278 * GLU 279 * TRP 280 * HIS 281 * VAL 282 * LEU 283 * PRO 284 * GLN 285 * GLU 286 * SER 287 * ILE 288 * PHE 289 * ARG 290 * PHE 291 * SER 292 * TYR 331 * PHE 332 * LEU 333 * VAL 334 * TYR 335 * GLY 336 * VAL 337 * PRO 338 * ARG 358 * ILE 359 * GLY 360 * PRO 362 *