ARG 14 * LEU 45 * VAL 47 * LYS 59 * HIS 60 * TYR 61 * LYS 62 * ARG 64 * TYR 72 * ILE 73 * THR 74 * SER 75 * ARG 76 * THR 77 * TYR 89 * HIS 92 * ALA 93 * ASP 94 * GLY 95 * LEU 96 * CYS 97 * HIS 98 * PTR 106 * GLU 107 * LYS 117 * ILE 118 * THR 119 * GLU 122 * GLU 141 *