HEADSC 4ib4 SEQCRD A D ASP --- 1 - - - 0 SEQCRD A Y TYR --- 2 - - - 0 SEQCRD A K LYS --- 3 - - - 0 SEQCRD A D ASP --- 4 - - - 0 SEQCRD A D ASP --- 5 - - - 0 SEQCRD A D ASP --- 6 - - - 0 SEQCRD A D ASP --- 7 - - - 0 SEQCRD A G GLY --- 8 - - - 0 SEQCRD A A ALA --- 9 - - - 0 SEQCRD A P PRO --- 10 - - - 0 SEQCRD A T THR --- 11 - - - 0 SEQCRD A E GLU --- 12 - - - 0 SEQCRD A S SER --- 13 - - - 0 SEQCRD A I ILE --- 14 - - - 0 SEQCRD A P PRO --- 15 - - - 0 SEQCRD A E GLU --- 16 - - - 0 SEQCRD A E GLU --- 17 - - - 0 SEQCRD A M MET --- 18 - - - 0 SEQCRD A K LYS --- 19 - - - 0 SEQCRD A Q GLN --- 20 - - - 0 SEQCRD A I ILE --- 21 - - - 0 SEQCRD A V VAL --- 22 - - - 0 SEQCRD A E GLU GLU 23 48 C C 0 SEQCRD A E GLU GLU 24 49 C C 0 SEQCRD A Q GLN GLN 25 50 C C 0 SEQCRD A G GLY GLY 26 51 C C 0 SEQCRD A N ASN ASN 27 52 C C 0 SEQCRD A K LYS LYS 28 53 H H 0 SEQCRD A L LEU LEU 29 54 H H 0 SEQCRD A H HIS HIS 30 55 H H 0 SEQCRD A W TRP TRP 31 56 H H 0 SEQCRD A A ALA ALA 32 57 H H 0 SEQCRD A A ALA ALA 33 58 H H 0 SEQCRD A L LEU LEU 34 59 H H 0 SEQCRD A L LEU LEU 35 60 H H 0 SEQCRD A I ILE ILE 36 61 H H 0 SEQCRD A L LEU LEU 37 62 H H 0 SEQCRD A M MET MET 38 63 H H 0 SEQCRD A V VAL VAL 39 64 H H 0 SEQCRD A I ILE ILE 40 65 H H 0 SEQCRD A I ILE ILE 41 66 H H 0 SEQCRD A P PRO PRO 42 67 H H 0 SEQCRD A T THR THR 43 68 H H 0 SEQCRD A I ILE ILE 44 69 H H 0 SEQCRD A G GLY GLY 45 70 H H 0 SEQCRD A G GLY GLY 46 71 H H 0 SEQCRD A N ASN ASN 47 72 H H 0 SEQCRD A T THR THR 48 73 H H 0 SEQCRD A L LEU LEU 49 74 H H 0 SEQCRD A V VAL VAL 50 75 H H 0 SEQCRD A I ILE ILE 51 76 H H 0 SEQCRD A L LEU LEU 52 77 H H 0 SEQCRD A A ALA ALA 53 78 H H 0 SEQCRD A V VAL VAL 54 79 H H 0 SEQCRD A S SER SER 55 80 H H 0 SEQCRD A L LEU LEU 56 81 H H 0 SEQCRD A E GLU GLU 57 82 H H 0 SEQCRD A K LYS LYS 58 83 H H 0 SEQCRD A K LYS LYS 59 84 H H 0 SEQCRD A L LEU LEU 60 85 H H 0 SEQCRD A Q GLN GLN 61 86 H H 0 SEQCRD A Y TYR TYR 62 87 H H 0 SEQCRD A A ALA ALA 63 88 H H 0 SEQCRD A T THR THR 64 89 H H 0 SEQCRD A N ASN ASN 65 90 H H 0 SEQCRD A Y TYR TYR 66 91 H H 0 SEQCRD A F PHE PHE 67 92 H H 0 SEQCRD A L LEU LEU 68 93 H H 0 SEQCRD A M MET MET 69 94 H H 0 SEQCRD A S SER SER 70 95 H H 0 SEQCRD A L LEU LEU 71 96 H H 0 SEQCRD A A ALA ALA 72 97 H H 0 SEQCRD A V VAL VAL 73 98 H H 0 SEQCRD A A ALA ALA 74 99 H H 0 SEQCRD A D ASP ASP 75 100 H H 0 SEQCRD A L LEU LEU 76 101 H H 0 SEQCRD A L LEU LEU 77 102 H H 0 SEQCRD A V VAL VAL 78 103 H H 0 SEQCRD A G GLY GLY 79 104 H H 0 SEQCRD A L LEU LEU 80 105 H H 0 SEQCRD A F PHE PHE 81 106 H H 0 SEQCRD A V VAL VAL 82 107 H H 0 SEQCRD A M MET MET 83 108 H H 0 SEQCRD A P PRO PRO 84 109 H H 0 SEQCRD A I ILE ILE 85 110 H H 0 SEQCRD A A ALA ALA 86 111 H H 0 SEQCRD A L LEU LEU 87 112 H H 0 SEQCRD A L LEU LEU 88 113 H H 0 SEQCRD A T THR THR 89 114 H H 0 SEQCRD A I ILE ILE 90 115 H H 0 SEQCRD A M MET MET 91 116 H H 0 SEQCRD A F PHE PHE 92 117 H H 0 SEQCRD A E GLU GLU 93 118 C C 0 SEQCRD A A ALA ALA 94 119 C C 0 SEQCRD A M MET MET 95 120 C C 0 SEQCRD A W TRP TRP 96 121 C C 0 SEQCRD A P PRO PRO 97 122 C C 0 SEQCRD A L LEU LEU 98 123 C C 0 SEQCRD A P PRO PRO 99 124 C C 0 SEQCRD A L LEU LEU 100 125 C C 0 SEQCRD A V VAL VAL 101 126 H H 0 SEQCRD A L LEU LEU 102 127 H H 0 SEQCRD A C CYS CYS 103 128 H H 0 SEQCRD A P PRO PRO 104 129 H H 0 SEQCRD A A ALA ALA 105 130 H H 0 SEQCRD A W TRP TRP 106 131 H H 0 SEQCRD A L LEU LEU 107 132 H H 0 SEQCRD A F PHE PHE 108 133 H H 0 SEQCRD A L LEU LEU 109 134 H H 0 SEQCRD A D ASP ASP 110 135 H H 0 SEQCRD A V VAL VAL 111 136 H H 0 SEQCRD A L LEU LEU 112 137 H H 0 SEQCRD A F PHE PHE 113 138 H H 0 SEQCRD A S SER SER 114 139 H H 0 SEQCRD A T THR THR 115 140 H H 0 SEQCRD A A ALA ALA 116 141 H H 0 SEQCRD A S SER SER 117 142 H H 0 SEQCRD A I ILE ILE 118 143 H H 0 SEQCRD A W TRP TRP 119 144 H H 0 SEQCRD A H HIS HIS 120 145 H H 0 SEQCRD A L LEU LEU 121 146 H H 0 SEQCRD A C CYS CYS 122 147 H H 0 SEQCRD A A ALA ALA 123 148 H H 0 SEQCRD A I ILE ILE 124 149 H H 0 SEQCRD A S SER SER 125 150 H H 0 SEQCRD A V VAL VAL 126 151 H H 0 SEQCRD A D ASP ASP 127 152 H H 0 SEQCRD A R ARG ARG 128 153 H H 0 SEQCRD A Y TYR TYR 129 154 H H 0 SEQCRD A I ILE ILE 130 155 H H 0 SEQCRD A A ALA ALA 131 156 H H 0 SEQCRD A I ILE ILE 132 157 H H 0 SEQCRD A K LYS LYS 133 158 H H 0 SEQCRD A K LYS LYS 134 159 H H 0 SEQCRD A P PRO PRO 135 160 C C 0 SEQCRD A I ILE ILE 136 161 C C 0 SEQCRD A Q GLN GLN 137 162 C C 0 SEQCRD A A ALA ALA 138 163 C C 0 SEQCRD A N ASN ASN 139 164 H H 0 SEQCRD A Q GLN GLN 140 165 H H 0 SEQCRD A Y TYR TYR 141 166 H H 0 SEQCRD A N ASN ASN 142 167 H H 0 SEQCRD A S SER SER 143 168 H H 0 SEQCRD A R ARG ARG 144 169 H H 0 SEQCRD A A ALA ALA 145 170 H H 0 SEQCRD A T THR THR 146 171 H H 0 SEQCRD A A ALA ALA 147 172 H H 0 SEQCRD A F PHE PHE 148 173 H H 0 SEQCRD A I ILE ILE 149 174 H H 0 SEQCRD A K LYS LYS 150 175 H H 0 SEQCRD A I ILE ILE 151 176 H H 0 SEQCRD A T THR THR 152 177 H H 0 SEQCRD A V VAL VAL 153 178 H H 0 SEQCRD A V VAL VAL 154 179 H H 0 SEQCRD A W TRP TRP 155 180 H H 0 SEQCRD A L LEU LEU 156 181 H H 0 SEQCRD A I ILE ILE 157 182 H H 0 SEQCRD A S SER SER 158 183 H H 0 SEQCRD A I ILE ILE 159 184 H H 0 SEQCRD A G GLY GLY 160 185 H H 0 SEQCRD A I ILE ILE 161 186 H H 0 SEQCRD A A ALA ALA 162 187 H H 0 SEQCRD A I ILE ILE 163 188 H H 0 SEQCRD A P PRO PRO 164 189 H H 0 SEQCRD A V VAL VAL 165 190 H H 0 SEQCRD A P PRO PRO 166 191 H H 0 SEQCRD A I ILE ILE 167 192 H H 0 SEQCRD A K LYS LYS 168 193 H H 0 SEQCRD A G GLY GLY 169 194 H H 0 SEQCRD A I ILE ILE 170 195 C C 0 SEQCRD A E GLU GLU 171 196 C C 0 SEQCRD A T THR THR 172 197 C C 0 SEQCRD A D ASP --- 173 - - - 0 SEQCRD A V VAL --- 174 - - - 0 SEQCRD A D ASP --- 175 - - - 0 SEQCRD A N ASN ASN 176 201 C C 0 SEQCRD A P PRO PRO 177 202 C C 0 SEQCRD A N ASN ASN 178 203 C C 0 SEQCRD A N ASN ASN 179 204 C C 0 SEQCRD A I ILE ILE 180 205 C C 0 SEQCRD A T THR THR 181 206 C C 0 SEQCRD A C CYS CYS 182 207 C C 0 SEQCRD A V VAL VAL 183 208 C C 0 SEQCRD A L LEU LEU 184 209 C C 0 SEQCRD A T THR THR 185 210 H H 0 SEQCRD A K LYS LYS 186 211 H H 0 SEQCRD A E GLU GLU 187 212 H H 0 SEQCRD A R ARG ARG 188 213 H H 0 SEQCRD A F PHE PHE 189 214 H H 0 SEQCRD A G GLY GLY 190 215 H H 0 SEQCRD A D ASP ASP 191 216 H H 0 SEQCRD A F PHE PHE 192 217 H H 0 SEQCRD A M MET MET 193 218 H H 0 SEQCRD A L LEU LEU 194 219 H H 0 SEQCRD A F PHE PHE 195 220 H H 0 SEQCRD A G GLY GLY 196 221 H H 0 SEQCRD A S SER SER 197 222 H H 0 SEQCRD A L LEU LEU 198 223 H H 0 SEQCRD A A ALA ALA 199 224 H H 0 SEQCRD A A ALA ALA 200 225 H H 0 SEQCRD A F PHE PHE 201 226 H H 0 SEQCRD A F PHE PHE 202 227 H H 0 SEQCRD A T THR THR 203 228 H H 0 SEQCRD A P PRO PRO 204 229 H H 0 SEQCRD A L LEU LEU 205 230 H H 0 SEQCRD A A ALA ALA 206 231 H H 0 SEQCRD A I ILE ILE 207 232 H H 0 SEQCRD A M MET MET 208 233 H H 0 SEQCRD A I ILE ILE 209 234 H H 0 SEQCRD A V VAL VAL 210 235 H H 0 SEQCRD A T THR THR 211 236 H H 0 SEQCRD A Y TYR TYR 212 237 H H 0 SEQCRD A F PHE PHE 213 238 H H 0 SEQCRD A L LEU LEU 214 239 H H 0 SEQCRD A T THR THR 215 240 H H 0 SEQCRD A I ILE ILE 216 241 H H 0 SEQCRD A H HIS HIS 217 242 H H 0 SEQCRD A A ALA ALA 218 243 H H 0 SEQCRD A L LEU LEU 219 244 H H 0 SEQCRD A Q GLN GLN 220 245 H H 0 SEQCRD A K LYS LYS 221 246 H H 0 SEQCRD A K LYS LYS 222 247 H H 0 SEQCRD A A ALA ALA 223 248 H H 0 SEQCRD A A ALA ALA 224 1001 H H 0 SEQCRD A D ASP ASP 225 1002 H H 0 SEQCRD A L LEU LEU 226 1003 H H 0 SEQCRD A E GLU GLU 227 1004 H H 0 SEQCRD A D ASP ASP 228 1005 H H 0 SEQCRD A N ASN ASN 229 1006 H H 0 SEQCRD A W TRP TRP 230 1007 H H 0 SEQCRD A E GLU GLU 231 1008 H H 0 SEQCRD A T THR THR 232 1009 H H 0 SEQCRD A L LEU LEU 233 1010 H H 0 SEQCRD A N ASN ASN 234 1011 H H 0 SEQCRD A D ASP ASP 235 1012 H H 0 SEQCRD A N ASN ASN 236 1013 H H 0 SEQCRD A L LEU LEU 237 1014 H H 0 SEQCRD A K LYS LYS 238 1015 H H 0 SEQCRD A V VAL VAL 239 1016 H H 0 SEQCRD A I ILE ILE 240 1017 H H 0 SEQCRD A E GLU GLU 241 1018 H H 0 SEQCRD A K LYS LYS 242 1019 H H 0 SEQCRD A A ALA ALA 243 1020 H H 0 SEQCRD A D ASP ASP 244 1021 C C 0 SEQCRD A N ASN ASN 245 1022 H H 0 SEQCRD A A ALA ALA 246 1023 H H 0 SEQCRD A A ALA ALA 247 1024 H H 0 SEQCRD A Q GLN GLN 248 1025 H H 0 SEQCRD A V VAL VAL 249 1026 H H 0 SEQCRD A K LYS LYS 250 1027 H H 0 SEQCRD A D ASP ASP 251 1028 H H 0 SEQCRD A A ALA ALA 252 1029 H H 0 SEQCRD A L LEU LEU 253 1030 H H 0 SEQCRD A T THR THR 254 1031 H H 0 SEQCRD A K LYS LYS 255 1032 H H 0 SEQCRD A M MET MET 256 1033 H H 0 SEQCRD A R ARG ARG 257 1034 H H 0 SEQCRD A A ALA ALA 258 1035 H H 0 SEQCRD A A ALA ALA 259 1036 H H 0 SEQCRD A A ALA ALA 260 1037 H H 0 SEQCRD A L LEU LEU 261 1038 H H 0 SEQCRD A D ASP ASP 262 1039 H H 0 SEQCRD A A ALA ALA 263 1040 H H 0 SEQCRD A Q GLN GLN 264 1041 H H 0 SEQCRD A K LYS LYS 265 1042 H H 0 SEQCRD A A ALA --- 266 - - - 0 SEQCRD A T THR --- 267 - - - 0 SEQCRD A P PRO --- 268 - - - 0 SEQCRD A P PRO --- 269 - - - 0 SEQCRD A K LYS --- 270 - - - 0 SEQCRD A L LEU --- 271 - - - 0 SEQCRD A E GLU --- 272 - - - 0 SEQCRD A D ASP --- 273 - - - 0 SEQCRD A K LYS --- 274 - - - 0 SEQCRD A S SER --- 275 - - - 0 SEQCRD A P PRO --- 276 - - - 0 SEQCRD A D ASP --- 277 - - - 0 SEQCRD A S SER --- 278 - - - 0 SEQCRD A P PRO --- 279 - - - 0 SEQCRD A E GLU --- 280 - - - 0 SEQCRD A M MET --- 281 - - - 0 SEQCRD A K LYS LYS 282 1059 C C 0 SEQCRD A D ASP ASP 283 1060 H H 0 SEQCRD A F PHE PHE 284 1061 H H 0 SEQCRD A R ARG ARG 285 1062 H H 0 SEQCRD A H HIS HIS 286 1063 H H 0 SEQCRD A G GLY GLY 287 1064 H H 0 SEQCRD A F PHE PHE 288 1065 H H 0 SEQCRD A D ASP ASP 289 1066 H H 0 SEQCRD A I ILE ILE 290 1067 H H 0 SEQCRD A L LEU LEU 291 1068 H H 0 SEQCRD A V VAL VAL 292 1069 H H 0 SEQCRD A G GLY GLY 293 1070 H H 0 SEQCRD A Q GLN GLN 294 1071 H H 0 SEQCRD A I ILE ILE 295 1072 H H 0 SEQCRD A D ASP ASP 296 1073 H H 0 SEQCRD A D ASP ASP 297 1074 H H 0 SEQCRD A A ALA ALA 298 1075 H H 0 SEQCRD A L LEU LEU 299 1076 H H 0 SEQCRD A K LYS LYS 300 1077 H H 0 SEQCRD A L LEU LEU 301 1078 H H 0 SEQCRD A A ALA ALA 302 1079 H H 0 SEQCRD A N ASN ASN 303 1080 H H 0 SEQCRD A E GLU GLU 304 1081 H H 0 SEQCRD A G GLY GLY 305 1082 H H 0 SEQCRD A K LYS LYS 306 1083 H H 0 SEQCRD A V VAL VAL 307 1084 H H 0 SEQCRD A K LYS LYS 308 1085 H H 0 SEQCRD A E GLU GLU 309 1086 H H 0 SEQCRD A A ALA ALA 310 1087 H H 0 SEQCRD A Q GLN GLN 311 1088 H H 0 SEQCRD A A ALA ALA 312 1089 H H 0 SEQCRD A A ALA ALA 313 1090 H H 0 SEQCRD A A ALA ALA 314 1091 H H 0 SEQCRD A E GLU GLU 315 1092 H H 0 SEQCRD A Q GLN GLN 316 1093 H H 0 SEQCRD A L LEU LEU 317 1094 H H 0 SEQCRD A K LYS LYS 318 1095 H H 0 SEQCRD A T THR THR 319 1096 H H 0 SEQCRD A T THR THR 320 1097 H H 0 SEQCRD A R ARG ARG 321 1098 H H 0 SEQCRD A N ASN ASN 322 1099 H H 0 SEQCRD A A ALA ALA 323 1100 H H 0 SEQCRD A Y TYR TYR 324 1101 H H 0 SEQCRD A I ILE ILE 325 1102 H H 0 SEQCRD A Q GLN GLN 326 1103 H H 0 SEQCRD A K LYS LYS 327 1104 H H 0 SEQCRD A Y TYR TYR 328 1105 H H 0 SEQCRD A L LEU LEU 329 1106 H H 0 SEQCRD A Q GLN GLN 330 314 H H 0 SEQCRD A T THR THR 331 315 H H 0 SEQCRD A I ILE ILE 332 316 H H 0 SEQCRD A S SER SER 333 317 H H 0 SEQCRD A N ASN ASN 334 318 H H 0 SEQCRD A E GLU GLU 335 319 H H 0 SEQCRD A Q GLN GLN 336 320 H H 0 SEQCRD A R ARG ARG 337 321 H H 0 SEQCRD A A ALA ALA 338 322 H H 0 SEQCRD A S SER SER 339 323 H H 0 SEQCRD A K LYS LYS 340 324 H H 0 SEQCRD A V VAL VAL 341 325 H H 0 SEQCRD A L LEU LEU 342 326 H H 0 SEQCRD A G GLY GLY 343 327 H H 0 SEQCRD A I ILE ILE 344 328 H H 0 SEQCRD A V VAL VAL 345 329 H H 0 SEQCRD A F PHE PHE 346 330 H H 0 SEQCRD A F PHE PHE 347 331 H H 0 SEQCRD A L LEU LEU 348 332 H H 0 SEQCRD A F PHE PHE 349 333 H H 0 SEQCRD A L LEU LEU 350 334 H H 0 SEQCRD A L LEU LEU 351 335 H H 0 SEQCRD A M MET MET 352 336 H H 0 SEQCRD A W TRP TRP 353 337 H H 0 SEQCRD A C CYS CYS 354 338 H H 0 SEQCRD A P PRO PRO 355 339 H H 0 SEQCRD A F PHE PHE 356 340 H H 0 SEQCRD A F PHE PHE 357 341 H H 0 SEQCRD A I ILE ILE 358 342 H H 0 SEQCRD A T THR THR 359 343 H H 0 SEQCRD A N ASN ASN 360 344 H H 0 SEQCRD A I ILE ILE 361 345 H H 0 SEQCRD A T THR THR 362 346 H H 0 SEQCRD A L LEU LEU 363 347 H H 0 SEQCRD A V VAL VAL 364 348 H H 0 SEQCRD A L LEU LEU 365 349 H H 0 SEQCRD A C CYS CYS 366 350 H H 0 SEQCRD A D ASP ASP 367 351 C C 0 SEQCRD A S SER SER 368 352 C C 0 SEQCRD A C CYS CYS 369 353 C C 0 SEQCRD A N ASN ASN 370 354 H H 0 SEQCRD A Q GLN GLN 371 355 H H 0 SEQCRD A T THR THR 372 356 H H 0 SEQCRD A T THR THR 373 357 H H 0 SEQCRD A L LEU LEU 374 358 H H 0 SEQCRD A Q GLN GLN 375 359 H H 0 SEQCRD A M MET MET 376 360 H H 0 SEQCRD A L LEU LEU 377 361 H H 0 SEQCRD A L LEU LEU 378 362 H H 0 SEQCRD A E GLU GLU 379 363 H H 0 SEQCRD A I ILE ILE 380 364 H H 0 SEQCRD A F PHE PHE 381 365 H H 0 SEQCRD A V VAL VAL 382 366 H H 0 SEQCRD A W TRP TRP 383 367 H H 0 SEQCRD A I ILE ILE 384 368 H H 0 SEQCRD A G GLY GLY 385 369 H H 0 SEQCRD A Y TYR TYR 386 370 H H 0 SEQCRD A V VAL VAL 387 371 H H 0 SEQCRD A S SER SER 388 372 H H 0 SEQCRD A S SER SER 389 373 H H 0 SEQCRD A G GLY GLY 390 374 H H 0 SEQCRD A V VAL VAL 391 375 H H 0 SEQCRD A N ASN ASN 392 376 H H 0 SEQCRD A P PRO PRO 393 377 H H 0 SEQCRD A L LEU LEU 394 378 H H 0 SEQCRD A V VAL VAL 395 379 H H 0 SEQCRD A Y TYR TYR 396 380 H H 0 SEQCRD A T THR THR 397 381 H H 0 SEQCRD A L LEU LEU 398 382 H H 0 SEQCRD A F PHE PHE 399 383 C C 0 SEQCRD A N ASN ASN 400 384 H H 0 SEQCRD A K LYS LYS 401 385 H H 0 SEQCRD A T THR THR 402 386 H H 0 SEQCRD A F PHE PHE 403 387 H H 0 SEQCRD A R ARG ARG 404 388 H H 0 SEQCRD A D ASP ASP 405 389 H H 0 SEQCRD A A ALA ALA 406 390 H H 0 SEQCRD A F PHE PHE 407 391 H H 0 SEQCRD A G GLY GLY 408 392 H H 0 SEQCRD A R ARG ARG 409 393 H H 0 SEQCRD A Y TYR TYR 410 394 H H 0 SEQCRD A I ILE ILE 411 395 H H 0 SEQCRD A T THR THR 412 396 C C 0 SEQCRD A C CYS CYS 413 397 C C 0 SEQCRD A N ASN ASN 414 398 C C 0 SEQCRD A Y TYR TYR 415 399 C C 0 SEQCRD A R ARG ARG 416 400 C C 0 SEQCRD A A ALA --- 417 - - - 0 SEQCRD A T THR --- 418 - - - 0 SEQCRD A K LYS --- 419 - - - 0 SEQCRD A S SER --- 420 - - - 0 SEQCRD A V VAL --- 421 - - - 0 SEQCRD A G GLY --- 422 - - - 0 SEQCRD A R ARG --- 423 - - - 0 SEQCRD A P PRO --- 424 - - - 0 SEQCRD A L LEU --- 425 - - - 0 SEQCRD A E GLU --- 426 - - - 0 SEQCRD A V VAL --- 427 - - - 0 SEQCRD A L LEU --- 428 - - - 0 SEQCRD A F PHE --- 429 - - - 0 SEQCRD A Q GLN --- 430 - - - 0 PARAME method XRAY PARAME resolution 2.70 PARAME R-factor 0.2265 PARAME FreeR-factor 0.2663