HEADSC 1jqp SEQCRD A D ASP ASP 1 1 C C 0 SEQCRD A T THR THR 2 2 C C 0 SEQCRD A P PRO PRO 3 3 C C 0 SEQCRD A A ALA ALA 4 4 C C 0 SEQCRD A N ASN ASN 5 5 C C 0 SEQCRD A C CYS CYS 6 6 C C 0 SEQCRD A T THR THR 7 7 H H 0 SEQCRD A Y TYR TYR 8 8 H H 0 SEQCRD A P PRO PRO 9 9 H H 0 SEQCRD A D ASP ASP 10 10 H H 0 SEQCRD A L LEU LEU 11 11 H H 0 SEQCRD A L LEU LEU 12 12 H H 0 SEQCRD A G GLY GLY 13 13 E E 0 SEQCRD A T THR THR 14 14 E E 0 SEQCRD A W TRP TRP 15 15 E E 0 SEQCRD A V VAL VAL 16 16 E E 0 SEQCRD A F PHE PHE 17 17 E E 0 SEQCRD A Q GLN GLN 18 18 E E 0 SEQCRD A V VAL VAL 19 19 E E 0 SEQCRD A G GLY GLY 20 20 C C 0 SEQCRD A P PRO PRO 21 21 C C 0 SEQCRD A R ARG ARG 22 22 C C 0 SEQCRD A H HIS HIS 23 23 C C 0 SEQCRD A P PRO PRO 24 24 C C 0 SEQCRD A R ARG ARG 25 25 C C 0 SEQCRD A S SER SER 26 26 C C 0 SEQCRD A H HIS HIS 27 27 C C 0 SEQCRD A I ILE ILE 28 28 C C 0 SEQCRD A N ASN ASN 29 29 C C 0 SEQCRD A C CYS CYS 30 30 C C 0 SEQCRD A S SER SER 31 31 C C 0 SEQCRD A V VAL VAL 32 32 C C 0 SEQCRD A M MET MET 33 33 C C 0 SEQCRD A E GLU GLU 34 34 C C 0 SEQCRD A P PRO PRO 35 35 C C 0 SEQCRD A T THR THR 36 36 C C 0 SEQCRD A E GLU GLU 37 37 C C 0 SEQCRD A E GLU GLU 38 38 E E 0 SEQCRD A K LYS LYS 39 39 E E 0 SEQCRD A V VAL VAL 40 40 E E 0 SEQCRD A V VAL VAL 41 41 E E 0 SEQCRD A I ILE ILE 42 42 E E 0 SEQCRD A H HIS HIS 43 43 E E 0 SEQCRD A L LEU LEU 44 44 E E 0 SEQCRD A K LYS LYS 45 45 E E 0 SEQCRD A K LYS LYS 46 46 C C 0 SEQCRD A L LEU LEU 47 47 C C 0 SEQCRD A D ASP ASP 48 48 C C 0 SEQCRD A T THR THR 49 49 E E 0 SEQCRD A A ALA ALA 50 50 E E 0 SEQCRD A Y TYR TYR 51 51 E E 0 SEQCRD A D ASP ASP 52 52 C C 0 SEQCRD A E GLU GLU 53 53 C C 0 SEQCRD A V VAL VAL 54 54 C C 0 SEQCRD A G GLY GLY 55 55 C C 0 SEQCRD A N ASN ASN 56 56 C C 0 SEQCRD A S SER SER 57 57 E E 0 SEQCRD A G GLY GLY 58 58 E E 0 SEQCRD A Y TYR TYR 59 59 E E 0 SEQCRD A F PHE PHE 60 60 E E 0 SEQCRD A T THR THR 61 61 E E 0 SEQCRD A L LEU LEU 62 62 E E 0 SEQCRD A I ILE ILE 63 63 E E 0 SEQCRD A Y TYR TYR 64 64 C C 0 SEQCRD A N ASN ASN 65 65 C C 0 SEQCRD A Q GLN GLN 66 66 C C 0 SEQCRD A G GLY GLY 67 67 E E 0 SEQCRD A F PHE PHE 68 68 E E 0 SEQCRD A E GLU GLU 69 69 E E 0 SEQCRD A I ILE ILE 70 70 E E 0 SEQCRD A V VAL VAL 71 71 E E 0 SEQCRD A L LEU LEU 72 72 E E 0 SEQCRD A N ASN ASN 73 73 C C 0 SEQCRD A D ASP ASP 74 74 C C 0 SEQCRD A Y TYR TYR 75 75 E E 0 SEQCRD A K LYS LYS 76 76 E E 0 SEQCRD A W TRP TRP 77 77 E E 0 SEQCRD A F PHE PHE 78 78 E E 0 SEQCRD A A ALA ALA 79 79 E E 0 SEQCRD A F PHE PHE 80 80 E E 0 SEQCRD A F PHE PHE 81 81 E E 0 SEQCRD A K LYS LYS 82 82 E E 0 SEQCRD A Y TYR TYR 83 83 E E 0 SEQCRD A E GLU GLU 84 84 E E 0 SEQCRD A V VAL VAL 85 85 E E 0 SEQCRD A K LYS LYS 86 86 E E 0 SEQCRD A G GLY GLY 87 87 C C 0 SEQCRD A S SER SER 88 88 C C 0 SEQCRD A R ARG ARG 89 89 E E 0 SEQCRD A A ALA ALA 90 90 E E 0 SEQCRD A I ILE ILE 91 91 E E 0 SEQCRD A S SER SER 92 92 E E 0 SEQCRD A Y TYR TYR 93 93 E E 0 SEQCRD A C CYS CYS 94 94 E E 0 SEQCRD A H HIS HIS 95 95 E E 0 SEQCRD A E GLU GLU 96 96 E E 0 SEQCRD A T THR THR 97 97 E E 0 SEQCRD A M MET MET 98 98 C C 0 SEQCRD A T THR THR 99 99 C C 0 SEQCRD A G GLY GLY 100 100 E E 0 SEQCRD A W TRP TRP 101 101 E E 0 SEQCRD A V VAL VAL 102 102 E E 0 SEQCRD A H HIS HIS 103 103 E E 0 SEQCRD A D ASP ASP 104 104 E E 0 SEQCRD A V VAL VAL 105 105 C C 0 SEQCRD A L LEU LEU 106 106 C C 0 SEQCRD A G GLY GLY 107 107 C C 0 SEQCRD A R ARG ARG 108 108 C C 0 SEQCRD A N ASN ASN 109 109 C C 0 SEQCRD A W TRP TRP 110 110 E E 0 SEQCRD A A ALA ALA 111 111 E E 0 SEQCRD A C CYS CYS 112 112 E E 0 SEQCRD A F PHE PHE 113 113 E E 0 SEQCRD A V VAL VAL 114 114 E E 0 SEQCRD A G GLY GLY 115 115 E E 0 SEQCRD A K LYS LYS 116 116 E E 0 SEQCRD A K LYS LYS 117 117 E E 0 SEQCRD A M MET MET 118 118 C C 0 SEQCRD A A ALA --- 119 - - - 0 SEQCRD A N ASN --- 120 - - - 0 SEQCRD A H HIS --- 121 - - - 0 SEQCRD A S SER --- 122 - - - 0 SEQCRD A E GLU --- 123 - - - 0 SEQCRD A K LYS --- 124 - - - 0 SEQCRD A V VAL --- 125 - - - 0 SEQCRD A Y TYR --- 126 - - - 0 SEQCRD A V VAL --- 127 - - - 0 SEQCRD A N ASN --- 128 - - - 0 SEQCRD A V VAL --- 129 - - - 0 SEQCRD A A ALA --- 130 - - - 0 SEQCRD A H HIS --- 131 - - - 0 SEQCRD A L LEU --- 132 - - - 0 SEQCRD A G GLY --- 133 - - - 0 SEQCRD A G GLY --- 134 - - - 0 SEQCRD A L LEU --- 135 - - - 0 SEQCRD A Q GLN --- 136 - - - 0 SEQCRD A E GLU --- 137 - - - 0 SEQCRD A K LYS --- 138 - - - 0 SEQCRD A Y TYR --- 139 - - - 0 SEQCRD A S SER --- 140 - - - 0 SEQCRD A E GLU --- 141 - - - 0 SEQCRD A R ARG --- 142 - - - 0 SEQCRD A L LEU --- 143 - - - 0 SEQCRD A Y TYR --- 144 - - - 0 SEQCRD A S SER --- 145 - - - 0 SEQCRD A H HIS --- 146 - - - 0 SEQCRD A H HIS --- 147 - - - 0 SEQCRD A H HIS --- 148 - - - 0 SEQCRD A N ASN --- 149 - - - 0 SEQCRD A F PHE --- 150 - - - 0 SEQCRD A V VAL --- 151 - - - 0 SEQCRD A K LYS --- 152 - - - 0 SEQCRD A A ALA --- 153 - - - 0 SEQCRD A I ILE --- 154 - - - 0 SEQCRD A N ASN --- 155 - - - 0 SEQCRD A S SER --- 156 - - - 0 SEQCRD A V VAL --- 157 - - - 0 SEQCRD A Q GLN --- 158 - - - 0 SEQCRD A K LYS --- 159 - - - 0 SEQCRD A S SER --- 160 - - - 0 SEQCRD A W TRP --- 161 - - - 0 SEQCRD A T THR --- 162 - - - 0 SEQCRD A A ALA --- 163 - - - 0 SEQCRD A T THR --- 164 - - - 0 SEQCRD A T THR --- 165 - - - 0 SEQCRD A Y TYR --- 166 - - - 0 SEQCRD A R ARG --- 167 - - - 0 SEQCRD A R ARG --- 168 - - - 0 SEQCRD A Y TYR --- 169 - - - 0 SEQCRD A E GLU --- 170 - - - 0 SEQCRD A K LYS --- 171 - - - 0 SEQCRD A L LEU --- 172 - - - 0 SEQCRD A S SER --- 173 - - - 0 SEQCRD A I ILE --- 174 - - - 0 SEQCRD A R ARG --- 175 - - - 0 SEQCRD A D ASP --- 176 - - - 0 SEQCRD A L LEU --- 177 - - - 0 SEQCRD A I ILE --- 178 - - - 0 SEQCRD A R ARG --- 179 - - - 0 SEQCRD A R ARG --- 180 - - - 0 SEQCRD A S SER --- 181 - - - 0 SEQCRD A G GLY --- 182 - - - 0 SEQCRD A H HIS --- 183 - - - 0 SEQCRD A S SER --- 184 - - - 0 SEQCRD A G GLY --- 185 - - - 0 SEQCRD A R ARG --- 186 - - - 0 SEQCRD A I ILE --- 187 - - - 0 SEQCRD A L LEU --- 188 - - - 0 SEQCRD A R ARG --- 189 - - - 0 SEQCRD A P PRO --- 190 - - - 0 SEQCRD A K LYS --- 191 - - - 0 SEQCRD A P PRO --- 192 - - - 0 SEQCRD A A ALA --- 193 - - - 0 SEQCRD A P PRO --- 194 - - - 0 SEQCRD A I ILE --- 195 - - - 0 SEQCRD A T THR --- 196 - - - 0 SEQCRD A D ASP --- 197 - - - 0 SEQCRD A E GLU --- 198 - - - 0 SEQCRD A I ILE --- 199 - - - 0 SEQCRD A Q GLN --- 200 - - - 0 SEQCRD A Q GLN --- 201 - - - 0 SEQCRD A Q GLN --- 202 - - - 0 SEQCRD A I ILE --- 203 - - - 0 SEQCRD A L LEU LEU 204 204 C C 0 SEQCRD A S SER SER 205 205 C C 0 SEQCRD A L LEU LEU 206 206 C C 0 SEQCRD A P PRO PRO 207 207 C C 0 SEQCRD A E GLU GLU 208 208 C C 0 SEQCRD A S SER SER 209 209 C C 0 SEQCRD A W TRP TRP 210 210 E E 0 SEQCRD A D ASP ASP 211 211 E E 0 SEQCRD A W TRP TRP 212 212 C C 0 SEQCRD A R ARG ARG 213 213 C C 0 SEQCRD A N ASN ASN 214 214 C C 0 SEQCRD A V VAL VAL 215 215 C C 0 SEQCRD A R ARG ARG 216 216 C C 0 SEQCRD A G GLY GLY 217 217 C C 0 SEQCRD A I ILE ILE 218 218 C C 0 SEQCRD A N ASN ASN 219 219 C C 0 SEQCRD A F PHE PHE 220 220 C C 0 SEQCRD A V VAL VAL 221 221 C C 0 SEQCRD A S SER SER 222 222 C C 0 SEQCRD A P PRO PRO 223 223 C C 0 SEQCRD A V VAL VAL 224 224 C C 0 SEQCRD A R ARG ARG 225 225 C C 0 SEQCRD A N ASN ASN 226 226 C C 0 SEQCRD A Q GLN GLN 227 227 C C 0 SEQCRD A E GLU GLU 228 228 C C 0 SEQCRD A S SER SER 229 229 C C 0 SEQCRD A C CYS CYS 230 230 C C 0 SEQCRD A G GLY GLY 231 231 C C 0 SEQCRD A S SER SER 232 232 H H 0 SEQCRD A C CYS CYS 233 233 H H 0 SEQCRD A Y TYR TYR 234 234 H H 0 SEQCRD A S SER SER 235 235 H H 0 SEQCRD A F PHE PHE 236 236 H H 0 SEQCRD A A ALA ALA 237 237 H H 0 SEQCRD A S SER SER 238 238 H H 0 SEQCRD A L LEU LEU 239 239 H H 0 SEQCRD A G GLY GLY 240 240 H H 0 SEQCRD A M MET MET 241 241 H H 0 SEQCRD A L LEU LEU 242 242 H H 0 SEQCRD A E GLU GLU 243 243 H H 0 SEQCRD A A ALA ALA 244 244 H H 0 SEQCRD A R ARG ARG 245 245 H H 0 SEQCRD A I ILE ILE 246 246 H H 0 SEQCRD A R ARG ARG 247 247 H H 0 SEQCRD A I ILE ILE 248 248 H H 0 SEQCRD A L LEU LEU 249 249 H H 0 SEQCRD A T THR THR 250 250 H H 0 SEQCRD A N ASN ASN 251 251 C C 0 SEQCRD A N ASN ASN 252 252 C C 0 SEQCRD A S SER SER 253 253 C C 0 SEQCRD A Q GLN GLN 254 254 C C 0 SEQCRD A T THR THR 255 255 C C 0 SEQCRD A P PRO PRO 256 256 C C 0 SEQCRD A I ILE ILE 257 257 C C 0 SEQCRD A L LEU LEU 258 258 C C 0 SEQCRD A S SER SER 259 259 H H 0 SEQCRD A P PRO PRO 260 260 H H 0 SEQCRD A Q GLN GLN 261 261 H H 0 SEQCRD A E GLU GLU 262 262 H H 0 SEQCRD A V VAL VAL 263 263 H H 0 SEQCRD A V VAL VAL 264 264 H H 0 SEQCRD A S SER SER 265 265 H H 0 SEQCRD A C CYS CYS 266 266 H H 0 SEQCRD A S SER SER 267 267 H H 0 SEQCRD A P PRO PRO 268 268 C C 0 SEQCRD A Y TYR TYR 269 269 C C 0 SEQCRD A A ALA ALA 270 270 C C 0 SEQCRD A Q GLN GLN 271 271 H H 0 SEQCRD A G GLY GLY 272 272 H H 0 SEQCRD A C CYS CYS 273 273 H H 0 SEQCRD A D ASP ASP 274 274 C C 0 SEQCRD A G GLY GLY 275 275 C C 0 SEQCRD A G GLY GLY 276 276 C C 0 SEQCRD A F PHE PHE 277 277 H H 0 SEQCRD A P PRO PRO 278 278 H H 0 SEQCRD A Y TYR TYR 279 279 H H 0 SEQCRD A L LEU LEU 280 280 H H 0 SEQCRD A I ILE ILE 281 281 H H 0 SEQCRD A A ALA ALA 282 282 H H 0 SEQCRD A G GLY GLY 283 283 H H 0 SEQCRD A K LYS LYS 284 284 H H 0 SEQCRD A Y TYR TYR 285 285 H H 0 SEQCRD A A ALA ALA 286 286 H H 0 SEQCRD A Q GLN GLN 287 287 H H 0 SEQCRD A D ASP ASP 288 288 H H 0 SEQCRD A F PHE PHE 289 289 H H 0 SEQCRD A G GLY GLY 290 290 C C 0 SEQCRD A V VAL VAL 291 291 E E 0 SEQCRD A V VAL VAL 292 292 E E 0 SEQCRD A E GLU GLU 293 293 C C 0 SEQCRD A E GLU GLU 294 294 H H 0 SEQCRD A N ASN ASN 295 295 H H 0 SEQCRD A C CYS CYS 296 296 H H 0 SEQCRD A F PHE PHE 297 297 H H 0 SEQCRD A P PRO PRO 298 298 C C 0 SEQCRD A Y TYR TYR 299 299 C C 0 SEQCRD A T THR THR 300 300 C C 0 SEQCRD A A ALA ALA 301 301 C C 0 SEQCRD A T THR THR 302 302 C C 0 SEQCRD A D ASP ASP 303 303 C C 0 SEQCRD A A ALA ALA 304 304 C C 0 SEQCRD A P PRO PRO 305 305 C C 0 SEQCRD A C CYS CYS 306 306 C C 0 SEQCRD A K LYS LYS 307 307 C C 0 SEQCRD A P PRO PRO 308 308 C C 0 SEQCRD A K LYS LYS 309 309 C C 0 SEQCRD A E GLU GLU 310 310 C C 0 SEQCRD A N ASN ASN 311 311 C C 0 SEQCRD A C CYS CYS 312 312 C C 0 SEQCRD A L LEU LEU 313 313 C C 0 SEQCRD A R ARG ARG 314 314 E E 0 SEQCRD A Y TYR TYR 315 315 E E 0 SEQCRD A Y TYR TYR 316 316 E E 0 SEQCRD A S SER SER 317 317 E E 0 SEQCRD A S SER SER 318 318 E E 0 SEQCRD A E GLU GLU 319 319 E E 0 SEQCRD A Y TYR TYR 320 320 E E 0 SEQCRD A Y TYR TYR 321 321 E E 0 SEQCRD A Y TYR TYR 322 322 E E 0 SEQCRD A V VAL VAL 323 323 C C 0 SEQCRD A G GLY GLY 324 324 C C 0 SEQCRD A G GLY GLY 325 325 C C 0 SEQCRD A F PHE PHE 326 326 C C 0 SEQCRD A Y TYR TYR 327 327 C C 0 SEQCRD A G GLY GLY 328 328 C C 0 SEQCRD A G GLY GLY 329 329 C C 0 SEQCRD A C CYS CYS 330 330 C C 0 SEQCRD A N ASN ASN 331 331 H H 0 SEQCRD A E GLU GLU 332 332 H H 0 SEQCRD A A ALA ALA 333 333 H H 0 SEQCRD A L LEU LEU 334 334 H H 0 SEQCRD A M MET MET 335 335 H H 0 SEQCRD A K LYS LYS 336 336 H H 0 SEQCRD A L LEU LEU 337 337 H H 0 SEQCRD A E GLU GLU 338 338 H H 0 SEQCRD A L LEU LEU 339 339 H H 0 SEQCRD A V VAL VAL 340 340 H H 0 SEQCRD A K LYS LYS 341 341 H H 0 SEQCRD A H HIS HIS 342 342 H H 0 SEQCRD A G GLY GLY 343 343 H H 0 SEQCRD A P PRO PRO 344 344 C C 0 SEQCRD A M MET MET 345 345 E E 0 SEQCRD A A ALA ALA 346 346 E E 0 SEQCRD A V VAL VAL 347 347 E E 0 SEQCRD A A ALA ALA 348 348 E E 0 SEQCRD A F PHE PHE 349 349 E E 0 SEQCRD A E GLU GLU 350 350 C C 0 SEQCRD A V VAL VAL 351 351 C C 0 SEQCRD A H HIS HIS 352 352 H H 0 SEQCRD A D ASP ASP 353 353 H H 0 SEQCRD A D ASP ASP 354 354 H H 0 SEQCRD A F PHE PHE 355 355 H H 0 SEQCRD A L LEU LEU 356 356 H H 0 SEQCRD A H HIS HIS 357 357 H H 0 SEQCRD A Y TYR TYR 358 358 C C 0 SEQCRD A H HIS HIS 359 359 C C 0 SEQCRD A S SER SER 360 360 C C 0 SEQCRD A G GLY GLY 361 361 C C 0 SEQCRD A I ILE ILE 362 362 E E 0 SEQCRD A Y TYR TYR 363 363 E E 0 SEQCRD A H HIS HIS 364 364 C C 0 SEQCRD A H HIS HIS 365 365 C C 0 SEQCRD A T THR --- 366 - - - 0 SEQCRD A G GLY --- 367 - - - 0 SEQCRD A L LEU --- 368 - - - 0 SEQCRD A S SER --- 369 - - - 0 SEQCRD A D ASP --- 370 - - - 0 SEQCRD A P PRO PRO 371 371 C C 0 SEQCRD A F PHE PHE 372 372 C C 0 SEQCRD A N ASN ASN 373 373 C C 0 SEQCRD A P PRO PRO 374 374 C C 0 SEQCRD A F PHE PHE 375 375 C C 0 SEQCRD A E GLU GLU 376 376 C C 0 SEQCRD A L LEU LEU 377 377 C C 0 SEQCRD A T THR THR 378 378 C C 0 SEQCRD A N ASN ASN 379 379 C C 0 SEQCRD A H HIS HIS 380 380 E E 0 SEQCRD A A ALA ALA 381 381 E E 0 SEQCRD A V VAL VAL 382 382 E E 0 SEQCRD A L LEU LEU 383 383 E E 0 SEQCRD A L LEU LEU 384 384 E E 0 SEQCRD A V VAL VAL 385 385 E E 0 SEQCRD A G GLY GLY 386 386 E E 0 SEQCRD A Y TYR TYR 387 387 E E 0 SEQCRD A G GLY GLY 388 388 E E 0 SEQCRD A K LYS LYS 389 389 E E 0 SEQCRD A D ASP ASP 390 390 C C 0 SEQCRD A P PRO PRO 391 391 C C 0 SEQCRD A V VAL VAL 392 392 C C 0 SEQCRD A T THR THR 393 393 C C 0 SEQCRD A G GLY GLY 394 394 C C 0 SEQCRD A L LEU LEU 395 395 C C 0 SEQCRD A D ASP ASP 396 396 E E 0 SEQCRD A Y TYR TYR 397 397 E E 0 SEQCRD A W TRP TRP 398 398 E E 0 SEQCRD A I ILE ILE 399 399 E E 0 SEQCRD A V VAL VAL 400 400 E E 0 SEQCRD A K LYS LYS 401 401 E E 0 SEQCRD A N ASN ASN 402 402 C C 0 SEQCRD A S SER SER 403 403 C C 0 SEQCRD A W TRP TRP 404 404 C C 0 SEQCRD A G GLY GLY 405 405 C C 0 SEQCRD A S SER SER 406 406 C C 0 SEQCRD A Q GLN GLN 407 407 C C 0 SEQCRD A W TRP TRP 408 408 C C 0 SEQCRD A G GLY GLY 409 409 C C 0 SEQCRD A E GLU GLU 410 410 C C 0 SEQCRD A S SER SER 411 411 C C 0 SEQCRD A G GLY GLY 412 412 C C 0 SEQCRD A Y TYR TYR 413 413 E E 0 SEQCRD A F PHE PHE 414 414 E E 0 SEQCRD A R ARG ARG 415 415 E E 0 SEQCRD A I ILE ILE 416 416 E E 0 SEQCRD A R ARG ARG 417 417 E E 0 SEQCRD A R ARG ARG 418 418 C C 0 SEQCRD A G GLY GLY 419 419 C C 0 SEQCRD A T THR THR 420 420 C C 0 SEQCRD A D ASP ASP 421 421 H H 0 SEQCRD A E GLU GLU 422 422 H H 0 SEQCRD A C CYS CYS 423 423 H H 0 SEQCRD A A ALA ALA 424 424 H H 0 SEQCRD A I ILE ILE 425 425 H H 0 SEQCRD A E GLU GLU 426 426 C C 0 SEQCRD A S SER SER 427 427 C C 0 SEQCRD A I ILE ILE 428 428 C C 0 SEQCRD A A ALA ALA 429 429 C C 0 SEQCRD A M MET MET 430 430 E E 0 SEQCRD A A ALA ALA 431 431 E E 0 SEQCRD A A ALA ALA 432 432 E E 0 SEQCRD A I ILE ILE 433 433 E E 0 SEQCRD A P PRO PRO 434 434 E E 0 SEQCRD A I ILE ILE 435 435 E E 0 SEQCRD A P PRO PRO 436 436 C C 0 SEQCRD A K LYS LYS 437 437 C C 0 SEQCRD A L LEU LEU 438 438 C C 0 PARAME method XRAY PARAME resolution 2.4 PARAME R-factor 0.245 PARAME FreeR-factor 0.274