HEADSC 3n7l SEQCRD A N ASN --- 1 - - - 0 SEQCRD A S SER SER 2 863 C C 0 SEQCRD A I ILE ILE 3 864 H H 0 SEQCRD A N ASN ASN 4 865 H H 0 SEQCRD A D ASP ASP 5 866 H H 0 SEQCRD A S SER SER 6 867 C C 0 SEQCRD A K LYS LYS 7 868 E E 0 SEQCRD A I ILE ILE 8 869 E E 0 SEQCRD A L LEU LEU 9 870 E E 0 SEQCRD A S SER SER 10 871 E E 0 SEQCRD A L LEU LEU 11 872 E E 0 SEQCRD A Q GLN GLN 12 873 E E 0 SEQCRD A N ASN ASN 13 874 E E 0 SEQCRD A K LYS LYS 14 875 E E 0 SEQCRD A K LYS LYS 15 876 C C 0 SEQCRD A N ASN ASN 16 877 C C 0 SEQCRD A T THR THR 17 878 E E 0 SEQCRD A L LEU LEU 18 879 E E 0 SEQCRD A M MET MET 19 880 E E 0 SEQCRD A D ASP ASP 20 881 E E 0 SEQCRD A T THR THR 21 882 C C 0 SEQCRD A S SER SER 22 883 C C 0 SEQCRD A G GLY GLY 23 884 C C 0 SEQCRD A Y TYR TYR 24 885 C C 0 SEQCRD A N ASN ASN 25 886 C C 0 SEQCRD A A ALA ALA 26 887 C C 0 SEQCRD A E GLU GLU 27 888 E E 0 SEQCRD A V VAL VAL 28 889 E E 0 SEQCRD A R ARG ARG 29 890 E E 0 SEQCRD A V VAL VAL 30 891 E E 0 SEQCRD A E GLU GLU 31 892 E E 0 SEQCRD A G GLY GLY 32 893 C C 0 SEQCRD A N ASN ASN 33 894 C C 0 SEQCRD A V VAL VAL 34 895 C C 0 SEQCRD A Q GLN GLN 35 896 E E 0 SEQCRD A L LEU LEU 36 897 E E 0 SEQCRD A N ASN ASN 37 898 C C 0 SEQCRD A P PRO PRO 38 899 C C 0 SEQCRD A I ILE ILE 39 900 C C 0 SEQCRD A F PHE PHE 40 901 C C 0 SEQCRD A P PRO PRO 41 902 C C 0 SEQCRD A F PHE PHE 42 903 C C 0 SEQCRD A D ASP ASP 43 904 C C 0 SEQCRD A F PHE PHE 44 905 E E 0 SEQCRD A K LYS LYS 45 906 E E 0 SEQCRD A L LEU LEU 46 907 E E 0 SEQCRD A G GLY GLY 47 908 E E 0 SEQCRD A S SER SER 48 909 C C 0 SEQCRD A S SER SER 49 910 C C 0 SEQCRD A G GLY GLY 50 911 C C 0 SEQCRD A D ASP ASP 51 912 C C 0 SEQCRD A D ASP ASP 52 913 C C 0 SEQCRD A R ARG ARG 53 914 C C 0 SEQCRD A G GLY GLY 54 915 C C 0 SEQCRD A K LYS LYS 55 916 E E 0 SEQCRD A V VAL VAL 56 917 E E 0 SEQCRD A I ILE ILE 57 918 E E 0 SEQCRD A V VAL VAL 58 919 E E 0 SEQCRD A T THR THR 59 920 E E 0 SEQCRD A Q GLN GLN 60 921 C C 0 SEQCRD A N ASN ASN 61 922 H H 0 SEQCRD A E GLU GLU 62 923 H H 0 SEQCRD A N ASN ASN 63 924 H H 0 SEQCRD A I ILE ILE 64 925 H H 0 SEQCRD A V VAL VAL 65 926 H H 0 SEQCRD A Y TYR TYR 66 927 H H 0 SEQCRD A N ASN ASN 67 928 H H 0 SEQCRD A A ALA ALA 68 929 C C 0 SEQCRD A M MET MET 69 930 C C 0 SEQCRD A Y TYR TYR 70 931 C C 0 SEQCRD A E GLU GLU 71 932 C C 0 SEQCRD A S SER SER 72 933 E E 0 SEQCRD A F PHE PHE 73 934 E E 0 SEQCRD A S SER SER 74 935 E E 0 SEQCRD A I ILE ILE 75 936 E E 0 SEQCRD A S SER SER 76 937 E E 0 SEQCRD A F PHE PHE 77 938 E E 0 SEQCRD A W TRP TRP 78 939 E E 0 SEQCRD A I ILE ILE 79 940 E E 0 SEQCRD A R ARG ARG 80 941 E E 0 SEQCRD A I ILE ILE 81 942 E E 0 SEQCRD A N ASN ASN 82 943 E E 0 SEQCRD A K LYS LYS 83 944 C C 0 SEQCRD A W TRP TRP 84 945 C C 0 SEQCRD A V VAL VAL 85 946 C C 0 SEQCRD A S SER SER 86 947 C C 0 SEQCRD A N ASN ASN 87 948 C C 0 SEQCRD A L LEU LEU 88 949 C C 0 SEQCRD A P PRO PRO 89 950 C C 0 SEQCRD A G GLY GLY 90 951 C C 0 SEQCRD A Y TYR TYR 91 952 E E 0 SEQCRD A T THR THR 92 953 E E 0 SEQCRD A I ILE ILE 93 954 E E 0 SEQCRD A I ILE ILE 94 955 E E 0 SEQCRD A D ASP ASP 95 956 E E 0 SEQCRD A S SER SER 96 957 E E 0 SEQCRD A V VAL VAL 97 958 E E 0 SEQCRD A K LYS LYS 98 959 C C 0 SEQCRD A N ASN ASN 99 960 C C 0 SEQCRD A N ASN ASN 100 961 C C 0 SEQCRD A S SER SER 101 962 C C 0 SEQCRD A G GLY GLY 102 963 E E 0 SEQCRD A W TRP TRP 103 964 E E 0 SEQCRD A S SER SER 104 965 E E 0 SEQCRD A I ILE ILE 105 966 E E 0 SEQCRD A G GLY GLY 106 967 E E 0 SEQCRD A I ILE ILE 107 968 E E 0 SEQCRD A I ILE ILE 108 969 E E 0 SEQCRD A S SER SER 109 970 C C 0 SEQCRD A N ASN ASN 110 971 C C 0 SEQCRD A F PHE PHE 111 972 E E 0 SEQCRD A L LEU LEU 112 973 E E 0 SEQCRD A V VAL VAL 113 974 E E 0 SEQCRD A F PHE PHE 114 975 E E 0 SEQCRD A T THR THR 115 976 E E 0 SEQCRD A L LEU LEU 116 977 E E 0 SEQCRD A K LYS LYS 117 978 E E 0 SEQCRD A Q GLN GLN 118 979 E E 0 SEQCRD A N ASN ASN 119 980 E E 0 SEQCRD A E GLU GLU 120 981 C C 0 SEQCRD A N ASN ASN 121 982 C C 0 SEQCRD A S SER SER 122 983 E E 0 SEQCRD A E GLU GLU 123 984 E E 0 SEQCRD A Q GLN GLN 124 985 E E 0 SEQCRD A D ASP ASP 125 986 E E 0 SEQCRD A I ILE ILE 126 987 E E 0 SEQCRD A N ASN ASN 127 988 E E 0 SEQCRD A F PHE PHE 128 989 E E 0 SEQCRD A S SER SER 129 990 E E 0 SEQCRD A Y TYR TYR 130 991 C C 0 SEQCRD A D ASP ASP 131 992 H H 0 SEQCRD A I ILE ILE 132 993 H H 0 SEQCRD A S SER SER 133 994 H H 0 SEQCRD A K LYS LYS 134 995 H H 0 SEQCRD A N ASN ASN 135 996 H H 0 SEQCRD A A ALA ALA 136 997 C C 0 SEQCRD A A ALA ALA 137 998 C C 0 SEQCRD A G GLY GLY 138 999 C C 0 SEQCRD A Y TYR TYR 139 1000 C C 0 SEQCRD A N ASN ASN 140 1001 C C 0 SEQCRD A K LYS LYS 141 1002 C C 0 SEQCRD A W TRP TRP 142 1003 C C 0 SEQCRD A F PHE PHE 143 1004 E E 0 SEQCRD A F PHE PHE 144 1005 E E 0 SEQCRD A V VAL VAL 145 1006 E E 0 SEQCRD A T THR THR 146 1007 E E 0 SEQCRD A I ILE ILE 147 1008 E E 0 SEQCRD A T THR THR 148 1009 E E 0 SEQCRD A T THR THR 149 1010 E E 0 SEQCRD A N ASN ASN 150 1011 E E 0 SEQCRD A M MET MET 151 1012 C C 0 SEQCRD A M MET MET 152 1013 C C 0 SEQCRD A G GLY GLY 153 1014 C C 0 SEQCRD A N ASN ASN 154 1015 E E 0 SEQCRD A M MET MET 155 1016 E E 0 SEQCRD A M MET MET 156 1017 E E 0 SEQCRD A I ILE ILE 157 1018 E E 0 SEQCRD A Y TYR TYR 158 1019 E E 0 SEQCRD A I ILE ILE 159 1020 E E 0 SEQCRD A N ASN ASN 160 1021 C C 0 SEQCRD A G GLY GLY 161 1022 C C 0 SEQCRD A K LYS LYS 162 1023 E E 0 SEQCRD A L LEU LEU 163 1024 E E 0 SEQCRD A I ILE ILE 164 1025 E E 0 SEQCRD A D ASP ASP 165 1026 E E 0 SEQCRD A T THR THR 166 1027 E E 0 SEQCRD A I ILE ILE 167 1028 E E 0 SEQCRD A K LYS LYS 168 1029 E E 0 SEQCRD A V VAL VAL 169 1030 C C 0 SEQCRD A K LYS LYS 170 1031 C C 0 SEQCRD A E GLU GLU 171 1032 C C 0 SEQCRD A L LEU LEU 172 1033 C C 0 SEQCRD A T THR THR 173 1034 C C 0 SEQCRD A G GLY GLY 174 1035 C C 0 SEQCRD A I ILE ILE 175 1036 C C 0 SEQCRD A N ASN ASN 176 1037 C C 0 SEQCRD A F PHE PHE 177 1038 C C 0 SEQCRD A S SER SER 178 1039 C C 0 SEQCRD A K LYS LYS 179 1040 C C 0 SEQCRD A T THR THR 180 1041 E E 0 SEQCRD A I ILE ILE 181 1042 E E 0 SEQCRD A T THR THR 182 1043 E E 0 SEQCRD A F PHE PHE 183 1044 E E 0 SEQCRD A Q GLN GLN 184 1045 E E 0 SEQCRD A M MET MET 185 1046 E E 0 SEQCRD A N ASN ASN 186 1047 E E 0 SEQCRD A K LYS LYS 187 1048 E E 0 SEQCRD A I ILE ILE 188 1049 C C 0 SEQCRD A P PRO PRO 189 1050 C C 0 SEQCRD A N ASN ASN 190 1051 C C 0 SEQCRD A T THR THR 191 1052 C C 0 SEQCRD A G GLY GLY 192 1053 C C 0 SEQCRD A L LEU LEU 193 1054 C C 0 SEQCRD A I ILE ILE 194 1055 C C 0 SEQCRD A T THR THR 195 1056 C C 0 SEQCRD A S SER --- 196 - - - 0 SEQCRD A D ASP --- 197 - - - 0 SEQCRD A S SER --- 198 - - - 0 SEQCRD A D ASP --- 199 - - - 0 SEQCRD A N ASN ASN 200 1061 C C 0 SEQCRD A I ILE ILE 201 1062 C C 0 SEQCRD A N ASN ASN 202 1063 E E 0 SEQCRD A M MET MET 203 1064 E E 0 SEQCRD A W TRP TRP 204 1065 E E 0 SEQCRD A I ILE ILE 205 1066 E E 0 SEQCRD A R ARG ARG 206 1067 E E 0 SEQCRD A D ASP ASP 207 1068 E E 0 SEQCRD A F PHE PHE 208 1069 E E 0 SEQCRD A Y TYR TYR 209 1070 E E 0 SEQCRD A I ILE ILE 210 1071 E E 0 SEQCRD A F PHE PHE 211 1072 E E 0 SEQCRD A A ALA ALA 212 1073 C C 0 SEQCRD A K LYS LYS 213 1074 C C 0 SEQCRD A E GLU GLU 214 1075 C C 0 SEQCRD A L LEU LEU 215 1076 C C 0 SEQCRD A D ASP ASP 216 1077 H H 0 SEQCRD A D ASP ASP 217 1078 H H 0 SEQCRD A K LYS LYS 218 1079 H H 0 SEQCRD A D ASP ASP 219 1080 H H 0 SEQCRD A I ILE ILE 220 1081 H H 0 SEQCRD A N ASN ASN 221 1082 H H 0 SEQCRD A I ILE ILE 222 1083 H H 0 SEQCRD A L LEU LEU 223 1084 H H 0 SEQCRD A F PHE PHE 224 1085 H H 0 SEQCRD A N ASN ASN 225 1086 H H 0 SEQCRD A S SER SER 226 1087 H H 0 SEQCRD A L LEU LEU 227 1088 H H 0 SEQCRD A Q GLN GLN 228 1089 C C 0 SEQCRD A Y TYR TYR 229 1090 C C 0 SEQCRD A T THR THR 230 1091 C C 0 SEQCRD A N ASN ASN 231 1092 C C 0 SEQCRD A V VAL VAL 232 1093 C C 0 SEQCRD A V VAL VAL 233 1094 C C 0 SEQCRD A K LYS LYS 234 1095 C C 0 SEQCRD A D ASP ASP 235 1096 C C 0 SEQCRD A Y TYR TYR 236 1097 C C 0 SEQCRD A W TRP TRP 237 1098 C C 0 SEQCRD A G GLY GLY 238 1099 C C 0 SEQCRD A N ASN ASN 239 1100 C C 0 SEQCRD A D ASP ASP 240 1101 C C 0 SEQCRD A L LEU LEU 241 1102 C C 0 SEQCRD A R ARG ARG 242 1103 C C 0 SEQCRD A Y TYR TYR 243 1104 C C 0 SEQCRD A D ASP ASP 244 1105 C C 0 SEQCRD A K LYS LYS 245 1106 C C 0 SEQCRD A E GLU GLU 246 1107 E E 0 SEQCRD A Y TYR TYR 247 1108 E E 0 SEQCRD A Y TYR TYR 248 1109 E E 0 SEQCRD A M MET MET 249 1110 E E 0 SEQCRD A I ILE ILE 250 1111 E E 0 SEQCRD A N ASN ASN 251 1112 E E 0 SEQCRD A V VAL VAL 252 1113 C C 0 SEQCRD A N ASN ASN 253 1114 C C 0 SEQCRD A Y TYR TYR 254 1115 C C 0 SEQCRD A M MET MET 255 1116 C C 0 SEQCRD A N ASN ASN 256 1117 C C 0 SEQCRD A R ARG ARG 257 1118 E E 0 SEQCRD A Y TYR TYR 258 1119 E E 0 SEQCRD A M MET MET 259 1120 E E 0 SEQCRD A S SER SER 260 1121 E E 0 SEQCRD A K LYS LYS 261 1122 E E 0 SEQCRD A K LYS LYS 262 1123 E E 0 SEQCRD A G GLY GLY 263 1124 C C 0 SEQCRD A N ASN ASN 264 1125 C C 0 SEQCRD A G GLY GLY 265 1126 E E 0 SEQCRD A I ILE ILE 266 1127 E E 0 SEQCRD A V VAL VAL 267 1128 E E 0 SEQCRD A F PHE PHE 268 1129 E E 0 SEQCRD A N ASN ASN 269 1130 E E 0 SEQCRD A T THR THR 270 1131 E E 0 SEQCRD A R ARG ARG 271 1132 C C 0 SEQCRD A K LYS LYS 272 1133 C C 0 SEQCRD A N ASN ASN 273 1134 C C 0 SEQCRD A N ASN ASN 274 1135 C C 0 SEQCRD A N ASN ASN 275 1136 C C 0 SEQCRD A D ASP ASP 276 1137 C C 0 SEQCRD A F PHE PHE 277 1138 C C 0 SEQCRD A N ASN ASN 278 1139 C C 0 SEQCRD A E GLU GLU 279 1140 C C 0 SEQCRD A G GLY GLY 280 1141 C C 0 SEQCRD A Y TYR TYR 281 1142 C C 0 SEQCRD A K LYS LYS 282 1143 C C 0 SEQCRD A I ILE ILE 283 1144 E E 0 SEQCRD A I ILE ILE 284 1145 E E 0 SEQCRD A I ILE ILE 285 1146 E E 0 SEQCRD A K LYS LYS 286 1147 E E 0 SEQCRD A R ARG ARG 287 1148 E E 0 SEQCRD A I ILE ILE 288 1149 E E 0 SEQCRD A R ARG ARG 289 1150 E E 0 SEQCRD A G GLY GLY 290 1151 C C 0 SEQCRD A N ASN ASN 291 1152 C C 0 SEQCRD A T THR THR 292 1153 C C 0 SEQCRD A N ASN ASN 293 1154 C C 0 SEQCRD A D ASP ASP 294 1155 C C 0 SEQCRD A T THR THR 295 1156 C C 0 SEQCRD A R ARG ARG 296 1157 C C 0 SEQCRD A V VAL VAL 297 1158 C C 0 SEQCRD A R ARG ARG 298 1159 C C 0 SEQCRD A G GLY GLY 299 1160 C C 0 SEQCRD A E GLU GLU 300 1161 C C 0 SEQCRD A N ASN ASN 301 1162 C C 0 SEQCRD A V VAL VAL 302 1163 E E 0 SEQCRD A L LEU LEU 303 1164 E E 0 SEQCRD A Y TYR TYR 304 1165 E E 0 SEQCRD A F PHE PHE 305 1166 E E 0 SEQCRD A N ASN ASN 306 1167 E E 0 SEQCRD A T THR THR 307 1168 E E 0 SEQCRD A T THR THR 308 1169 E E 0 SEQCRD A I ILE ILE 309 1170 C C 0 SEQCRD A D ASP ASP 310 1171 C C 0 SEQCRD A N ASN ASN 311 1172 C C 0 SEQCRD A K LYS LYS 312 1173 C C 0 SEQCRD A Q GLN GLN 313 1174 E E 0 SEQCRD A Y TYR TYR 314 1175 E E 0 SEQCRD A S SER SER 315 1176 E E 0 SEQCRD A L LEU LEU 316 1177 E E 0 SEQCRD A G GLY GLY 317 1178 E E 0 SEQCRD A M MET MET 318 1179 E E 0 SEQCRD A Y TYR TYR 319 1180 C C 0 SEQCRD A K LYS LYS 320 1181 C C 0 SEQCRD A P PRO PRO 321 1182 C C 0 SEQCRD A S SER SER 322 1183 C C 0 SEQCRD A R ARG ARG 323 1184 C C 0 SEQCRD A N ASN ASN 324 1185 C C 0 SEQCRD A L LEU LEU 325 1186 C C 0 SEQCRD A G GLY GLY 326 1187 C C 0 SEQCRD A T THR THR 327 1188 C C 0 SEQCRD A D ASP ASP 328 1189 C C 0 SEQCRD A L LEU LEU 329 1190 E E 0 SEQCRD A V VAL VAL 330 1191 E E 0 SEQCRD A P PRO PRO 331 1192 E E 0 SEQCRD A L LEU LEU 332 1193 E E 0 SEQCRD A G GLY GLY 333 1194 E E 0 SEQCRD A A ALA ALA 334 1195 E E 0 SEQCRD A L LEU LEU 335 1196 E E 0 SEQCRD A D ASP ASP 336 1197 C C 0 SEQCRD A Q GLN GLN 337 1198 C C 0 SEQCRD A P PRO PRO 338 1199 H H 0 SEQCRD A M MET MET 339 1200 H H 0 SEQCRD A D ASP ASP 340 1201 H H 0 SEQCRD A E GLU GLU 341 1202 H H 0 SEQCRD A I ILE ILE 342 1203 H H 0 SEQCRD A R ARG ARG 343 1204 H H 0 SEQCRD A K LYS LYS 344 1205 H H 0 SEQCRD A Y TYR TYR 345 1206 H H 0 SEQCRD A G GLY GLY 346 1207 H H 0 SEQCRD A S SER SER 347 1208 C C 0 SEQCRD A F PHE PHE 348 1209 E E 0 SEQCRD A I ILE ILE 349 1210 E E 0 SEQCRD A I ILE ILE 350 1211 E E 0 SEQCRD A Q GLN GLN 351 1212 E E 0 SEQCRD A P PRO PRO 352 1213 E E 0 SEQCRD A C CYS CYS 353 1214 E E 0 SEQCRD A N ASN ASN 354 1215 E E 0 SEQCRD A T THR THR 355 1216 C C 0 SEQCRD A F PHE PHE 356 1217 C C 0 SEQCRD A D ASP ASP 357 1218 C C 0 SEQCRD A Y TYR TYR 358 1219 C C 0 SEQCRD A Y TYR TYR 359 1220 E E 0 SEQCRD A A ALA ALA 360 1221 E E 0 SEQCRD A S SER SER 361 1222 E E 0 SEQCRD A Q GLN GLN 362 1223 E E 0 SEQCRD A L LEU LEU 363 1224 E E 0 SEQCRD A F PHE PHE 364 1225 E E 0 SEQCRD A L LEU LEU 365 1226 E E 0 SEQCRD A S SER SER 366 1227 E E 0 SEQCRD A S SER SER 367 1228 C C 0 SEQCRD A N ASN ASN 368 1229 C C 0 SEQCRD A A ALA ALA 369 1230 C C 0 SEQCRD A T THR THR 370 1231 C C 0 SEQCRD A T THR THR 371 1232 C C 0 SEQCRD A N ASN ASN 372 1233 C C 0 SEQCRD A R ARG ARG 373 1234 E E 0 SEQCRD A L LEU LEU 374 1235 E E 0 SEQCRD A G GLY GLY 375 1236 E E 0 SEQCRD A I ILE ILE 376 1237 E E 0 SEQCRD A L LEU LEU 377 1238 E E 0 SEQCRD A S SER SER 378 1239 E E 0 SEQCRD A I ILE ILE 379 1240 E E 0 SEQCRD A G GLY GLY 380 1241 E E 0 SEQCRD A S SER SER 381 1242 E E 0 SEQCRD A Y TYR TYR 382 1243 E E 0 SEQCRD A S SER SER 383 1244 E E 0 SEQCRD A F PHE PHE 384 1245 E E 0 SEQCRD A K LYS LYS 385 1246 C C 0 SEQCRD A L LEU LEU 386 1247 C C 0 SEQCRD A G GLY GLY 387 1248 C C 0 SEQCRD A D ASP ASP 388 1249 C C 0 SEQCRD A D ASP ASP 389 1250 C C 0 SEQCRD A Y TYR TYR 390 1251 C C 0 SEQCRD A W TRP TRP 391 1252 C C 0 SEQCRD A F PHE PHE 392 1253 C C 0 SEQCRD A N ASN ASN 393 1254 C C 0 SEQCRD A H HIS HIS 394 1255 E E 0 SEQCRD A E GLU GLU 395 1256 E E 0 SEQCRD A Y TYR TYR 396 1257 E E 0 SEQCRD A L LEU LEU 397 1258 E E 0 SEQCRD A I ILE ILE 398 1259 E E 0 SEQCRD A P PRO PRO 399 1260 E E 0 SEQCRD A V VAL VAL 400 1261 E E 0 SEQCRD A I ILE ILE 401 1262 E E 0 SEQCRD A K LYS LYS 402 1263 E E 0 SEQCRD A I ILE ILE 403 1264 C C 0 SEQCRD A E GLU GLU 404 1265 C C 0 SEQCRD A H HIS HIS 405 1266 C C 0 SEQCRD A Y TYR TYR 406 1267 C C 0 SEQCRD A A ALA ALA 407 1268 C C 0 SEQCRD A S SER SER 408 1269 H H 0 SEQCRD A L LEU LEU 409 1270 H H 0 SEQCRD A L LEU LEU 410 1271 H H 0 SEQCRD A E GLU GLU 411 1272 H H 0 SEQCRD A S SER SER 412 1273 H H 0 SEQCRD A T THR THR 413 1274 H H 0 SEQCRD A S SER SER 414 1275 H H 0 SEQCRD A T THR THR 415 1276 H H 0 SEQCRD A H HIS HIS 416 1277 C C 0 SEQCRD A W TRP TRP 417 1278 E E 0 SEQCRD A V VAL VAL 418 1279 E E 0 SEQCRD A F PHE PHE 419 1280 E E 0 SEQCRD A V VAL VAL 420 1281 E E 0 SEQCRD A P PRO PRO 421 1282 E E 0 SEQCRD A A ALA ALA 422 1283 C C 0 SEQCRD A S SER SER 423 1284 C C 0 SEQCRD A E GLU --- 424 - - - 0 PARAME method XRAY PARAME resolution 2.00 PARAME R-factor 0.216 PARAME FreeR-factor 0.257