| Unit 1 | GLN27 GLN28 GLN29 PRO30 GLU31 THR32 GLU33 ALA34 VAL35 LEU36 ASN37 GLY38 LYS39 GLY40 LEU41 GLY42 THR43 GLY44 THR45 LEU46 TYR47 ILE48 ALA49 GLU50 SER51 ARG52 LEU53 SER54 TRP55 LEU56 ASP57 GLY58 SER59 GLY60 LEU61 GLY62 PHE63 SER64 LEU65 GLU66 TYR67 PRO68 THR69 ILE70 SER71 LEU72 HIS73 ALA74 VAL75 SER76 ARG77 ASP78 LEU79 ASN80 ALA81 TYR82 PRO83 ARG84 GLU85 HIS86 LEU87 TYR88 VAL89 MET90 VAL91 ASN92 ALA93 LYS94 PHE95 GLY96 GLU97 GLU98 SER99 LYS100 GLU101 SER102 VAL103 ALA104 GLU105 GLU106 GLU107 ASP108 SER109 ASP110 ASP111 ASP112 VAL113 GLU114 PRO115 ILE116 ALA117 GLU118 PHE119 ARG120 PHE121 VAL122 PRO123 SER124 ASP125 LYS126 SER127 ALA128 LEU129 GLU130 ALA131 MET132 PHE133 THR134 ALA135 MET136 CYS137 GLU138 CYS139 GLN140 ALA141 LEU142 |