GLU 31 * VAL 32 * ILE 33 * GLY 34 * ARG 35 * GLY 36 * HIS 37 * PHE 38 * GLY 39 * CYS 40 * VAL 41 * TYR 42 * HIS 43 * HIS 50 * CYS 51 * ALA 52 * VAL 53 * LYS 54 * SER 55 * LEU 84 * SER 85 * LEU 86 * LEU 87 * VAL 99 * VAL 100 * LEU 101 * PRO 102 * TYR 103 * MET 104 * LYS 105 * HIS 106 * GLY 107 * ASP 108 * LEU 109 * ARG 110 * ASN 111 * PHE 112 * ASN 115 * ALA 151 * ARG 152 * ASN 153 * CYS 154 * MET 155 * LEU 156 * ASP 157 * GLU 158 * LYS 163 * VAL 164 * ALA 165 * ASP 166 * PHE 167 * LEU 169 * ALA 170 * ARG 171 * ASP 172 * MET 173 * TYR 174 * ASP 175 *