Chain A ( T1 W2 G3 V4 S5 S6 P7 K8 N9 V10 Q11 G12 L13 S14 G15 S16 C17 L18 L19 I20 P21 C22 I23 F24 S25 Y26 P27 V30 P31 V32 S33 N34 G35 I36 T37 A38 I39 W40 Y41 Y42 D43 Y44 S45 G46 K47 R48 Q49 V50 V51 I52 H53 S54 G55 D56 P57 K58 L59 V60 D61 K62 R63 F64 R65 G66 R67 A68 E69 L70 M71 G72 N73 M74 D75 H76 K77 V78 C79 N80 L81 L82 L83 K84 D85 L86 K87 P88 E89 D90 S91 G92 T93 Y94 N95 F96 R97 F98 E99 I100 S101 D102 S103 N104 R105 W106 L107 D108 V109 K110 G111 T112 T113 V114 T115 V116 T117 T118 )