Chain A ( T203 K205 P206 L207 P208 E209 Y210 L211 W212 Q291 R294 K298 P563 K587 D623 V624 G625 L626 T627 M628 Q629 L630 D654 D655 H658 Y659 I847 L848 R849 I850 M851 E852 S853 I854 W855 E856 T857 E858 S859 L860 D861 L862 C863 L864 E926 R927 Y930 S931 A933 G934 Y935 V937 A938 T939 F940 V941 L942 G943 N959 L960 K1008 D1011 I1012 C1013 V1014 K1015 A1016 Y1017 L1018 A1019 L1020 R1021 H1022 H1023 T1024 N1025 L1026 L1027 I1028 I1029 L1030 I1048 Y1050 I1051 R1052 D1053 A1054 L1055 T1056 V1057 G1058 K1059 E1061 A1064 K1065 )