| Unit 1 | GLY12 GLY13 LEU14 VAL15 PRO16 ARG17 GLY18 SER19 HIS20 MET21 ALA22 SER23 LYS24 ARG25 ASP26 LYS27 ILE28 ALA29 ASP30 ILE31 GLN32 GLU33 ALA34 LEU35 ALA36 HIS37 ALA38 ASP39 ALA40 ASN41 ALA42 ASP43 GLN44 HIS45 LEU46 ASP47 PHE48 ASP49 GLU50 TRP51 ARG52 GLN53 GLU54 LEU55 LYS56 CYS57 ARG58 GLY59 HIS60 ALA61 ASP62 ALA63 ASP64 ILE65 GLU66 ALA67 VAL68 PHE69 ALA70 LYS71 TYR72 ASP73 VAL74 ASP75 GLY76 ASP77 ARG78 VAL79 LEU80 ASP81 ALA82 GLU83 GLU84 GLN85 MET86 LYS87 MET88 ALA89 HIS90 ASP91 LEU92 GLU93 GLY94 GLN95 LYS96 SER97 ASP98 LEU99 ASN100 ASN101 GLN102 LEU103 ALA104 GLU105 LEU106 GLU107 |