HEADSC 2hd5 SEQCRD A M MET --- 1 - - - 0 SEQCRD A N ASN --- 2 - - - 0 SEQCRD A S SER --- 3 - - - 0 SEQCRD A K LYS --- 4 - - - 0 SEQCRD A S SER --- 5 - - - 0 SEQCRD A A ALA --- 6 - - - 0 SEQCRD A Q GLN GLN 7 211 C C 0 SEQCRD A G GLY GLY 8 212 C C 0 SEQCRD A L LEU LEU 9 213 C C 0 SEQCRD A A ALA ALA 10 214 C C 0 SEQCRD A G GLY GLY 11 215 E E 0 SEQCRD A L LEU LEU 12 216 E E 0 SEQCRD A R ARG ARG 13 217 C C 0 SEQCRD A N ASN ASN 14 218 C C 0 SEQCRD A L LEU LEU 15 219 C C 0 SEQCRD A G GLY GLY 16 220 C C 0 SEQCRD A N ASN ASN 17 221 C C 0 SEQCRD A T THR THR 18 222 H H 0 SEQCRD A C CYS CYS 19 223 H H 0 SEQCRD A F PHE PHE 20 224 H H 0 SEQCRD A M MET MET 21 225 H H 0 SEQCRD A N ASN ASN 22 226 H H 0 SEQCRD A S SER SER 23 227 H H 0 SEQCRD A I ILE ILE 24 228 H H 0 SEQCRD A L LEU LEU 25 229 H H 0 SEQCRD A Q GLN GLN 26 230 H H 0 SEQCRD A C CYS CYS 27 231 H H 0 SEQCRD A L LEU LEU 28 232 H H 0 SEQCRD A S SER SER 29 233 H H 0 SEQCRD A N ASN ASN 30 234 H H 0 SEQCRD A T THR THR 31 235 H H 0 SEQCRD A R ARG ARG 32 236 H H 0 SEQCRD A E GLU GLU 33 237 H H 0 SEQCRD A L LEU LEU 34 238 H H 0 SEQCRD A R ARG ARG 35 239 H H 0 SEQCRD A D ASP ASP 36 240 H H 0 SEQCRD A Y TYR TYR 37 241 H H 0 SEQCRD A C CYS CYS 38 242 H H 0 SEQCRD A L LEU LEU 39 243 H H 0 SEQCRD A Q GLN GLN 40 244 H H 0 SEQCRD A R ARG ARG 41 244A H H 0 SEQCRD A L LEU LEU 42 244B H H 0 SEQCRD A Y TYR TYR 43 244C H H 0 SEQCRD A M MET MET 44 244D H H 0 SEQCRD A R ARG ARG 45 244E H H 0 SEQCRD A D ASP ASP 46 245 H H 0 SEQCRD A L LEU --- 47 - - - 0 SEQCRD A H HIS --- 48 - - - 0 SEQCRD A H HIS --- 49 - - - 0 SEQCRD A G GLY GLY 50 249 C C 0 SEQCRD A S SER SER 51 250 C C 0 SEQCRD A N ASN ASN 52 251 C C 0 SEQCRD A A ALA ALA 53 252 C C 0 SEQCRD A H HIS HIS 54 253 C C 0 SEQCRD A T THR THR 55 254 H H 0 SEQCRD A A ALA ALA 56 255 H H 0 SEQCRD A L LEU LEU 57 256 H H 0 SEQCRD A V VAL VAL 58 257 H H 0 SEQCRD A E GLU GLU 59 258 H H 0 SEQCRD A E GLU GLU 60 259 H H 0 SEQCRD A F PHE PHE 61 260 H H 0 SEQCRD A A ALA ALA 62 261 H H 0 SEQCRD A K LYS LYS 63 262 H H 0 SEQCRD A L LEU LEU 64 263 H H 0 SEQCRD A I ILE ILE 65 264 H H 0 SEQCRD A Q GLN GLN 66 265 H H 0 SEQCRD A T THR THR 67 266 H H 0 SEQCRD A I ILE ILE 68 267 H H 0 SEQCRD A W TRP TRP 69 268 H H 0 SEQCRD A T THR THR 70 269 H H 0 SEQCRD A S SER SER 71 270 C C 0 SEQCRD A S SER SER 72 271 C C 0 SEQCRD A P PRO PRO 73 272 C C 0 SEQCRD A N ASN ASN 74 272A C C 0 SEQCRD A D ASP ASP 75 272B C C 0 SEQCRD A V VAL VAL 76 273 E E 0 SEQCRD A V VAL VAL 77 274 E E 0 SEQCRD A S SER SER 78 275 C C 0 SEQCRD A P PRO PRO 79 276 H H 0 SEQCRD A S SER SER 80 277 H H 0 SEQCRD A E GLU GLU 81 278 H H 0 SEQCRD A F PHE PHE 82 279 H H 0 SEQCRD A K LYS LYS 83 280 H H 0 SEQCRD A T THR THR 84 281 H H 0 SEQCRD A Q GLN GLN 85 282 H H 0 SEQCRD A I ILE ILE 86 283 H H 0 SEQCRD A Q GLN GLN 87 283A H H 0 SEQCRD A R ARG ARG 88 283B H H 0 SEQCRD A Y TYR TYR 89 284 H H 0 SEQCRD A A ALA ALA 90 285 H H 0 SEQCRD A P PRO PRO 91 286 H H 0 SEQCRD A R ARG ARG 92 287 H H 0 SEQCRD A F PHE PHE 93 288 H H 0 SEQCRD A V VAL VAL 94 289 H H 0 SEQCRD A G GLY GLY 95 290 C C 0 SEQCRD A Y TYR TYR 96 291 C C 0 SEQCRD A N ASN ASN 97 292 C C 0 SEQCRD A Q GLN GLN 98 293 C C 0 SEQCRD A Q GLN GLN 99 294 C C 0 SEQCRD A D ASP ASP 100 295 H H 0 SEQCRD A A ALA ALA 101 296 H H 0 SEQCRD A Q GLN GLN 102 297 H H 0 SEQCRD A E GLU GLU 103 298 H H 0 SEQCRD A F PHE PHE 104 299 H H 0 SEQCRD A L LEU LEU 105 300 H H 0 SEQCRD A R ARG ARG 106 301 H H 0 SEQCRD A F PHE PHE 107 302 H H 0 SEQCRD A L LEU LEU 108 303 H H 0 SEQCRD A L LEU LEU 109 304 H H 0 SEQCRD A D ASP ASP 110 305 H H 0 SEQCRD A G GLY GLY 111 306 H H 0 SEQCRD A L LEU LEU 112 307 H H 0 SEQCRD A H HIS HIS 113 308 H H 0 SEQCRD A N ASN ASN 114 309 H H 0 SEQCRD A E GLU GLU 115 310 H H 0 SEQCRD A V VAL VAL 116 311 H H 0 SEQCRD A N ASN ASN 117 312 C C 0 SEQCRD A R ARG ARG 118 313 C C 0 SEQCRD A V VAL VAL 119 313A C C 0 SEQCRD A T THR --- 120 - - - 0 SEQCRD A L LEU --- 121 - - - 0 SEQCRD A R ARG --- 122 - - - 0 SEQCRD A P PRO --- 123 - - - 0 SEQCRD A K LYS --- 124 - - - 0 SEQCRD A S SER --- 125 - - - 0 SEQCRD A N ASN --- 126 - - - 0 SEQCRD A P PRO --- 127 - - - 0 SEQCRD A E GLU --- 128 - - - 0 SEQCRD A N ASN --- 129 - - - 0 SEQCRD A L LEU --- 130 - - - 0 SEQCRD A D ASP --- 131 - - - 0 SEQCRD A H HIS ALA 132 313N C C 0 SEQCRD A L LEU LEU 133 313O C C 0 SEQCRD A P PRO PRO 134 313P H H 0 SEQCRD A D ASP ASP 135 313Q H H 0 SEQCRD A D ASP ASP 136 313R H H 0 SEQCRD A E GLU GLU 137 313S H H 0 SEQCRD A K LYS LYS 138 313T H H 0 SEQCRD A G GLY GLY 139 313U H H 0 SEQCRD A R ARG ARG 140 313V H H 0 SEQCRD A Q GLN GLN 141 313W H H 0 SEQCRD A M MET MET 142 313X H H 0 SEQCRD A W TRP TRP 143 313Y H H 0 SEQCRD A R ARG ARG 144 313Z H H 0 SEQCRD A K LYS LYS 145 314A H H 0 SEQCRD A Y TYR TYR 146 314B H H 0 SEQCRD A L LEU LEU 147 314C H H 0 SEQCRD A E GLU GLU 148 314D H H 0 SEQCRD A R ARG ARG 149 315 C C 0 SEQCRD A E GLU GLU 150 316 C C 0 SEQCRD A D ASP ASP 151 317 C C 0 SEQCRD A S SER SER 152 318 H H 0 SEQCRD A R ARG ARG 153 319 H H 0 SEQCRD A I ILE ILE 154 320 H H 0 SEQCRD A G GLY GLY 155 321 H H 0 SEQCRD A D ASP ASP 156 322 H H 0 SEQCRD A L LEU LEU 157 323 H H 0 SEQCRD A F PHE PHE 158 324 H H 0 SEQCRD A V VAL VAL 159 325 H H 0 SEQCRD A G GLY GLY 160 326 E E 0 SEQCRD A Q GLN GLN 161 327 E E 0 SEQCRD A L LEU LEU 162 328 E E 0 SEQCRD A K LYS LYS 163 329 E E 0 SEQCRD A S SER SER 164 330 E E 0 SEQCRD A S SER SER 165 331 E E 0 SEQCRD A L LEU LEU 166 332 E E 0 SEQCRD A T THR THR 167 333 E E 0 SEQCRD A C CYS CYS 168 334 E E 0 SEQCRD A T THR THR 169 335 C C 0 SEQCRD A D ASP ASP 170 336 C C 0 SEQCRD A C CYS CYS 171 337 C C 0 SEQCRD A G GLY GLY 172 338 C C 0 SEQCRD A Y TYR TYR 173 339 C C 0 SEQCRD A C CYS CYS 174 340 E E 0 SEQCRD A S SER SER 175 341 E E 0 SEQCRD A T THR THR 176 342 E E 0 SEQCRD A V VAL VAL 177 343 E E 0 SEQCRD A F PHE PHE 178 344 E E 0 SEQCRD A D ASP ASP 179 345 E E 0 SEQCRD A P PRO PRO 180 346 E E 0 SEQCRD A F PHE PHE 181 347 E E 0 SEQCRD A W TRP TRP 182 348 C C 0 SEQCRD A D ASP ASP 183 349 C C 0 SEQCRD A L LEU LEU 184 350 E E 0 SEQCRD A S SER SER 185 351 E E 0 SEQCRD A L LEU LEU 186 352 E E 0 SEQCRD A P PRO PRO 187 353 E E 0 SEQCRD A I ILE ILE 188 354 C C 0 SEQCRD A A ALA ALA 189 355 C C 0 SEQCRD A K LYS --- 190 - - - 0 SEQCRD A R ARG --- 191 - - - 0 SEQCRD A G GLY --- 192 - - - 0 SEQCRD A Y TYR --- 193 - - - 0 SEQCRD A P PRO --- 194 - - - 0 SEQCRD A E GLU --- 195 - - - 0 SEQCRD A V VAL VAL 196 358 C C 0 SEQCRD A T THR THR 197 359 H H 0 SEQCRD A L LEU LEU 198 360 H H 0 SEQCRD A M MET MET 199 361 H H 0 SEQCRD A D ASP ASP 200 362 H H 0 SEQCRD A C CYS CYS 201 363 H H 0 SEQCRD A M MET MET 202 364 H H 0 SEQCRD A R ARG ARG 203 365 H H 0 SEQCRD A L LEU LEU 204 366 H H 0 SEQCRD A F PHE PHE 205 367 H H 0 SEQCRD A T THR THR 206 368 H H 0 SEQCRD A K LYS LYS 207 369 C C 0 SEQCRD A E GLU GLU 208 370 C C 0 SEQCRD A D ASP ASP 209 371 E E 0 SEQCRD A V VAL VAL 210 372 E E 0 SEQCRD A L LEU LEU 211 373 E E 0 SEQCRD A D ASP ASP 212 374 H H 0 SEQCRD A G GLY GLY 213 375 H H 0 SEQCRD A D ASP ASP 214 376 H H 0 SEQCRD A E GLU GLU 215 377 H H 0 SEQCRD A K LYS LYS 216 378 H H 0 SEQCRD A P PRO PRO 217 379 C C 0 SEQCRD A T THR THR 218 380 E E 0 SEQCRD A C CYS CYS 219 381 E E 0 SEQCRD A C CYS CYS 220 382 C C 0 SEQCRD A R ARG ARG 221 383 C C 0 SEQCRD A C CYS CYS 222 384 C C 0 SEQCRD A R ARG ARG 223 384A C C 0 SEQCRD A G GLY GLY 224 385 E E 0 SEQCRD A R ARG ARG 225 386 E E 0 SEQCRD A K LYS LYS 226 387 C C 0 SEQCRD A R ARG ARG 227 388 C C 0 SEQCRD A C CYS CYS 228 389 E E 0 SEQCRD A I ILE ILE 229 390 E E 0 SEQCRD A K LYS LYS 230 391 E E 0 SEQCRD A K LYS LYS 231 392 E E 0 SEQCRD A F PHE PHE 232 393 E E 0 SEQCRD A S SER SER 233 394 E E 0 SEQCRD A I ILE ILE 234 395 E E 0 SEQCRD A Q GLN GLN 235 396 E E 0 SEQCRD A R ARG ARG 236 397 E E 0 SEQCRD A F PHE PHE 237 398 C C 0 SEQCRD A P PRO PRO 238 399 C C 0 SEQCRD A K LYS LYS 239 400 C C 0 SEQCRD A I ILE ILE 240 401 E E 0 SEQCRD A L LEU LEU 241 402 E E 0 SEQCRD A V VAL VAL 242 403 E E 0 SEQCRD A L LEU LEU 243 404 E E 0 SEQCRD A H HIS HIS 244 405 E E 0 SEQCRD A L LEU LEU 245 406 E E 0 SEQCRD A K LYS LYS 246 407 E E 0 SEQCRD A R ARG ARG 247 408 C C 0 SEQCRD A F PHE PHE 248 409 C C 0 SEQCRD A S SER SER 249 410 C C 0 SEQCRD A E GLU ALA 250 411 C C 0 SEQCRD A S SER ALA 251 412 C C 0 SEQCRD A R ARG ALA 252 413 C C 0 SEQCRD A I ILE ALA 253 416 C C 0 SEQCRD A R ARG ALA 254 417 C C 0 SEQCRD A T THR THR 255 418 C C 0 SEQCRD A S SER SER 256 419 C C 0 SEQCRD A K LYS LYS 257 420 C C 0 SEQCRD A L LEU LEU 258 421 C C 0 SEQCRD A T THR THR 259 422 C C 0 SEQCRD A T THR THR 260 423 C C 0 SEQCRD A F PHE PHE 261 424 C C 0 SEQCRD A V VAL VAL 262 425 C C 0 SEQCRD A N ASN ASN 263 426 C C 0 SEQCRD A F PHE PHE 264 427 C C 0 SEQCRD A P PRO PRO 265 428 C C 0 SEQCRD A L LEU LEU 266 429 C C 0 SEQCRD A R ARG ARG 267 430 C C 0 SEQCRD A D ASP ASP 268 430A C C 0 SEQCRD A L LEU LEU 269 431 E E 0 SEQCRD A D ASP ASP 270 432 E E 0 SEQCRD A L LEU LEU 271 433 C C 0 SEQCRD A R ARG ARG 272 434 H H 0 SEQCRD A E GLU GLU 273 435 H H 0 SEQCRD A F PHE PHE 274 436 H H 0 SEQCRD A A ALA ALA 275 437 H H 0 SEQCRD A S SER SER 276 438 C C 0 SEQCRD A E GLU GLU 277 439 C C 0 SEQCRD A N ASN ASN 278 440 C C 0 SEQCRD A T THR THR 279 441 C C 0 SEQCRD A N ASN ASN 280 442 C C 0 SEQCRD A H HIS HIS 281 443 C C 0 SEQCRD A A ALA ALA 282 446 C C 0 SEQCRD A V VAL VAL 283 447 E E 0 SEQCRD A Y TYR TYR 284 448 E E 0 SEQCRD A N ASN ASN 285 449 E E 0 SEQCRD A L LEU LEU 286 450 E E 0 SEQCRD A Y TYR TYR 287 451 E E 0 SEQCRD A A ALA ALA 288 452 E E 0 SEQCRD A V VAL VAL 289 453 E E 0 SEQCRD A S SER SER 290 454 E E 0 SEQCRD A N ASN ASN 291 455 E E 0 SEQCRD A H HIS HIS 292 456 E E 0 SEQCRD A S SER SER 293 457 E E 0 SEQCRD A G GLY GLY 294 458 E E 0 SEQCRD A T THR THR 295 459 C C 0 SEQCRD A T THR THR 296 460 C C 0 SEQCRD A M MET MET 297 461 C C 0 SEQCRD A G GLY GLY 298 462 C C 0 SEQCRD A G GLY GLY 299 463 E E 0 SEQCRD A H HIS HIS 300 464 E E 0 SEQCRD A Y TYR TYR 301 465 E E 0 SEQCRD A T THR THR 302 466 E E 0 SEQCRD A A ALA ALA 303 467 E E 0 SEQCRD A Y TYR TYR 304 468 E E 0 SEQCRD A C CYS CYS 305 469 E E 0 SEQCRD A R ARG ARG 306 470 E E 0 SEQCRD A S SER SER 307 471 C C 0 SEQCRD A P PRO PRO 308 472 C C 0 SEQCRD A G GLY GLY 309 473 C C 0 SEQCRD A T THR THR 310 474 C C 0 SEQCRD A G GLY GLY 311 475 C C 0 SEQCRD A E GLU GLU 312 476 C C 0 SEQCRD A W TRP TRP 313 477 E E 0 SEQCRD A H HIS HIS 314 478 E E 0 SEQCRD A T THR THR 315 479 E E 0 SEQCRD A F PHE PHE 316 480 E E 0 SEQCRD A N ASN ASN 317 481 E E 0 SEQCRD A D ASP ASP 318 482 C C 0 SEQCRD A S SER SER 319 483 C C 0 SEQCRD A S SER SER 320 484 E E 0 SEQCRD A V VAL VAL 321 485 E E 0 SEQCRD A T THR THR 322 486 E E 0 SEQCRD A P PRO PRO 323 487 E E 0 SEQCRD A M MET MET 324 488 E E 0 SEQCRD A S SER SER 325 489 H H 0 SEQCRD A S SER SER 326 490 H H 0 SEQCRD A S SER SER 327 491 H H 0 SEQCRD A Q GLN GLN 328 492 H H 0 SEQCRD A V VAL VAL 329 493 H H 0 SEQCRD A R ARG ARG 330 494 C C 0 SEQCRD A T THR THR 331 495 C C 0 SEQCRD A S SER SER 332 496 C C 0 SEQCRD A D ASP ASP 333 512 C C 0 SEQCRD A A ALA ALA 334 513 E E 0 SEQCRD A Y TYR TYR 335 514 E E 0 SEQCRD A L LEU LEU 336 515 E E 0 SEQCRD A L LEU LEU 337 516 E E 0 SEQCRD A F PHE PHE 338 517 E E 0 SEQCRD A Y TYR TYR 339 518 E E 0 SEQCRD A E GLU GLU 340 519 E E 0 SEQCRD A L LEU LEU 341 520 E E 0 SEQCRD A A ALA ALA 342 521 C C 0 SEQCRD A S SER --- 343 - - - 0 SEQCRD A P PRO --- 344 - - - 0 SEQCRD A P PRO --- 345 - - - 0 SEQCRD A S SER --- 346 - - - 0 SEQCRD A R ARG --- 347 - - - 0 SEQCRD A M MET --- 348 - - - 0 SEQCRD A A ALA --- 349 - - - 0 SEQCRD A A ALA --- 350 - - - 0 SEQCRD A A ALA --- 351 - - - 0 SEQCRD A L LEU --- 352 - - - 0 SEQCRD A E GLU --- 353 - - - 0 SEQCRD A H HIS --- 354 - - - 0 SEQCRD A H HIS --- 355 - - - 0 SEQCRD A H HIS --- 356 - - - 0 SEQCRD A H HIS --- 357 - - - 0 SEQCRD A H HIS --- 358 - - - 0 SEQCRD A H HIS --- 359 - - - 0 SEQCRD B M MET MET 1 1 C C 0 SEQCRD B Q GLN GLN 2 2 E E 0 SEQCRD B I ILE ILE 3 3 E E 0 SEQCRD B F PHE PHE 4 4 E E 0 SEQCRD B V VAL VAL 5 5 E E 0 SEQCRD B K LYS LYS 6 6 E E 0 SEQCRD B T THR THR 7 7 C C 0 SEQCRD B L LEU LEU 8 8 C C 0 SEQCRD B T THR THR 9 9 C C 0 SEQCRD B G GLY GLY 10 10 C C 0 SEQCRD B K LYS LYS 11 11 C C 0 SEQCRD B T THR THR 12 12 E E 0 SEQCRD B I ILE ILE 13 13 E E 0 SEQCRD B T THR THR 14 14 E E 0 SEQCRD B L LEU LEU 15 15 E E 0 SEQCRD B E GLU GLU 16 16 E E 0 SEQCRD B V VAL VAL 17 17 C C 0 SEQCRD B E GLU GLU 18 18 C C 0 SEQCRD B P PRO PRO 19 19 C C 0 SEQCRD B S SER SER 20 20 C C 0 SEQCRD B D ASP ASP 21 21 C C 0 SEQCRD B T THR THR 22 22 H H 0 SEQCRD B I ILE ILE 23 23 H H 0 SEQCRD B E GLU GLU 24 24 H H 0 SEQCRD B N ASN ASN 25 25 H H 0 SEQCRD B V VAL VAL 26 26 H H 0 SEQCRD B K LYS LYS 27 27 H H 0 SEQCRD B A ALA ALA 28 28 H H 0 SEQCRD B K LYS LYS 29 29 H H 0 SEQCRD B I ILE ILE 30 30 H H 0 SEQCRD B Q GLN GLN 31 31 H H 0 SEQCRD B D ASP ASP 32 32 H H 0 SEQCRD B K LYS LYS 33 33 H H 0 SEQCRD B E GLU GLU 34 34 H H 0 SEQCRD B G GLY GLY 35 35 H H 0 SEQCRD B I ILE ILE 36 36 C C 0 SEQCRD B P PRO PRO 37 37 C C 0 SEQCRD B P PRO PRO 38 38 C C 0 SEQCRD B D ASP ASP 39 39 C C 0 SEQCRD B Q GLN GLN 40 40 C C 0 SEQCRD B Q GLN GLN 41 41 C C 0 SEQCRD B R ARG ARG 42 42 E E 0 SEQCRD B L LEU LEU 43 43 E E 0 SEQCRD B I ILE ILE 44 44 E E 0 SEQCRD B F PHE PHE 45 45 E E 0 SEQCRD B A ALA ALA 46 46 C C 0 SEQCRD B G GLY GLY 47 47 C C 0 SEQCRD B K LYS LYS 48 48 E E 0 SEQCRD B Q GLN GLN 49 49 E E 0 SEQCRD B L LEU LEU 50 50 C C 0 SEQCRD B E GLU GLU 51 51 C C 0 SEQCRD B D ASP ASP 52 52 C C 0 SEQCRD B G GLY GLY 53 53 C C 0 SEQCRD B R ARG ARG 54 54 C C 0 SEQCRD B T THR THR 55 55 H H 0 SEQCRD B L LEU LEU 56 56 H H 0 SEQCRD B S SER SER 57 57 H H 0 SEQCRD B D ASP ASP 58 58 H H 0 SEQCRD B Y TYR TYR 59 59 H H 0 SEQCRD B N ASN ASN 60 60 H H 0 SEQCRD B I ILE ILE 61 61 C C 0 SEQCRD B Q GLN GLN 62 62 C C 0 SEQCRD B K LYS LYS 63 63 C C 0 SEQCRD B E GLU GLU 64 64 C C 0 SEQCRD B S SER SER 65 65 C C 0 SEQCRD B T THR THR 66 66 E E 0 SEQCRD B L LEU LEU 67 67 E E 0 SEQCRD B H HIS HIS 68 68 E E 0 SEQCRD B L LEU LEU 69 69 E E 0 SEQCRD B V VAL VAL 70 70 E E 0 SEQCRD B L LEU LEU 71 71 C C 0 SEQCRD B R ARG ARG 72 72 C C 0 SEQCRD B L LEU LEU 73 73 C C 0 SEQCRD B R ARG ARG 74 74 C C 0 SEQCRD B G GLY GLY 75 75 C C 0 SEQCRD B G GLY GLY 76 76 C C 0 PARAME method XRAY PARAME resolution 1.850 PARAME R-factor 0.18 PARAME FreeR-factor 0.229