ASP 22 * ARG 23 * THR 24 * HIS 25 * THR 26 * THR 28 * LYS 50 * LYS 51 * VAL 52 * PRO 53 * PHE 54 * GLY 55 * LEU 56 * ILE 57 * SER 59 * GLN 60 * LEU 61 * PHE 64 * LEU 74 * ARG 78 * ASN 79 * HIS 80 * ILE 81 * TRP 82 * ASP 83 * GLU 84 * TRP 85 * GLN 109 * TYR 118 * HIS 119 * MET 122 * TYR 146 * ALA 194 * LEU 195 * PRO 196 * CYS 198 * HIS 199 * GLN 217 * ARG 218 * SER 219 * ALA 220 * ASP 221 * ILE 222 * PHE 223 * LEU 224 * GLY 225 * VAL 226 * PRO 227 * PHE 228 * ASN 229 * ILE 230 * ALA 231 * SER 232 * TYR 233 * HIS 253 * HIS 259 * LEU 260 * TYR 261 * ASN 263 * HIS 264 * ALA 309 * ILE 310 * LYS 311 * ALA 312 * PRO 313 * VAL 314 * ALA 315 * VAL 316 * UMP 317 *