GLU 58 * LEU 59 * GLY 60 * SER 61 * VAL 62 * SER 63 * LYS 64 * TYR 109 * PRO 115 * LEU 116 * GLN 117 * VAL 118 * PRO 119 * ASP 120 * TYR 147 * ALA 148 * ASN 149 * SER 150 * ILE 152 * ARG 201 * VAL 206 * HIS 207 * VAL 208 * SER 209 * PRO 210 * GLY 211 * ALA 212 * LEU 213 * ASP 214 * ALA 215 * GLU 216 * ALA 217 * TYR 218 * GLY 219 * VAL 220 * SER 284 * ASP 285 * ASN 286 * LYS 287 * ALA 289 * LEU 290 * LYS 312 * THR 313 * GLY 314 * ALA 315 * THR 316 * GLY 317 * GLY 318 * PHE 319 * GLY 320 * SER 321 * ASN 340 * TYR 341 * PRO 342 * ASN 343 * ARG 346 *