HEADSC 5e5b SEQCRD A A ALA ALA 1 2 C C 0 SEQCRD A V VAL VAL 2 3 C C 0 SEQCRD A T THR THR 3 4 C C 0 SEQCRD A L LEU LEU 4 5 C C 0 SEQCRD A D ASP ASP 5 6 H H 0 SEQCRD A K LYS LYS 6 7 H H 0 SEQCRD A D ASP ASP 7 8 H H 0 SEQCRD A A ALA ALA 8 9 H H 0 SEQCRD A Y TYR TYR 9 10 H H 0 SEQCRD A Y TYR TYR 10 11 H H 0 SEQCRD A R ARG ARG 11 12 H H 0 SEQCRD A R ARG ARG 12 13 H H 0 SEQCRD A V VAL VAL 13 14 H H 0 SEQCRD A K LYS LYS 14 15 H H 0 SEQCRD A R ARG ARG 15 16 H H 0 SEQCRD A L LEU LEU 16 17 H H 0 SEQCRD A Y TYR TYR 17 18 H H 0 SEQCRD A S SER SER 18 19 H H 0 SEQCRD A N ASN ASN 19 20 H H 0 SEQCRD A W TRP TRP 20 21 H H 0 SEQCRD A R ARG ARG 21 22 H H 0 SEQCRD A K LYS LYS 22 23 H H 0 SEQCRD A G GLY GLY 23 24 H H 0 SEQCRD A E GLU GLU 24 25 H H 0 SEQCRD A D ASP ASP 25 26 H H 0 SEQCRD A E GLU GLU 26 27 H H 0 SEQCRD A Y TYR TYR 27 28 H H 0 SEQCRD A A ALA ALA 28 29 H H 0 SEQCRD A N ASN ASN 29 30 C C 0 SEQCRD A V VAL VAL 30 31 C C 0 SEQCRD A D ASP ASP 31 32 C C 0 SEQCRD A A ALA ALA 32 33 E E 0 SEQCRD A I ILE ILE 33 34 E E 0 SEQCRD A V VAL VAL 34 35 E E 0 SEQCRD A V VAL VAL 35 36 E E 0 SEQCRD A S SER SER 36 37 E E 0 SEQCRD A V VAL VAL 37 38 E E 0 SEQCRD A G GLY GLY 38 39 C C 0 SEQCRD A V VAL VAL 39 40 C C 0 SEQCRD A D ASP ASP 40 41 C C 0 SEQCRD A E GLU GLU 41 42 C C 0 SEQCRD A E GLU GLU 42 43 C C 0 SEQCRD A I ILE ILE 43 44 C C 0 SEQCRD A V VAL VAL 44 45 C C 0 SEQCRD A Y TYR TYR 45 46 C C 0 SEQCRD A A ALA ALA 46 47 H H 0 SEQCRD A K LYS LYS 47 48 H H 0 SEQCRD A S SER SER 48 49 H H 0 SEQCRD A T THR THR 49 50 H H 0 SEQCRD A A ALA ALA 50 51 H H 0 SEQCRD A L LEU LEU 51 52 H H 0 SEQCRD A Q GLN GLN 52 53 H H 0 SEQCRD A T THR THR 53 54 H H 0 SEQCRD A W TRP TRP 54 55 H H 0 SEQCRD A L LEU LEU 55 56 H H 0 SEQCRD A F PHE PHE 56 57 H H 0 SEQCRD A G GLY GLY 57 58 H H 0 SEQCRD A Y TYR TYR 58 59 C C 0 SEQCRD A E GLU GLU 59 60 C C 0 SEQCRD A L LEU LEU 60 61 C C 0 SEQCRD A T THR THR 61 62 C C 0 SEQCRD A D ASP ASP 62 63 C C 0 SEQCRD A T THR THR 63 64 E E 0 SEQCRD A I ILE ILE 64 65 E E 0 SEQCRD A M MET MET 65 66 E E 0 SEQCRD A V VAL VAL 66 67 E E 0 SEQCRD A F PHE PHE 67 68 E E 0 SEQCRD A C CYS CYS 68 69 C C 0 SEQCRD A D ASP ASP 69 70 C C 0 SEQCRD A D ASP ASP 70 71 C C 0 SEQCRD A K LYS LYS 71 72 C C 0 SEQCRD A I ILE ILE 72 73 E E 0 SEQCRD A I ILE ILE 73 74 E E 0 SEQCRD A F PHE PHE 74 75 E E 0 SEQCRD A M MET MET 75 76 E E 0 SEQCRD A A ALA ALA 76 77 E E 0 SEQCRD A S SER SER 77 78 H H 0 SEQCRD A K LYS LYS 78 79 H H 0 SEQCRD A K LYS LYS 79 80 H H 0 SEQCRD A K LYS LYS 80 81 H H 0 SEQCRD A V VAL VAL 81 82 H H 0 SEQCRD A E GLU GLU 82 83 H H 0 SEQCRD A F PHE PHE 83 84 H H 0 SEQCRD A L LEU LEU 84 85 H H 0 SEQCRD A K LYS LYS 85 86 H H 0 SEQCRD A Q GLN GLN 86 87 H H 0 SEQCRD A I ILE ILE 87 88 H H 0 SEQCRD A A ALA ALA 88 89 H H 0 SEQCRD A N ASN ASN 89 90 H H 0 SEQCRD A T THR THR 90 91 C C 0 SEQCRD A K LYS LYS 91 92 C C 0 SEQCRD A G GLY GLY 92 93 C C 0 SEQCRD A N ASN ASN 93 94 H H 0 SEQCRD A E GLU GLU 94 95 H H 0 SEQCRD A N ASN ASN 95 96 H H 0 SEQCRD A A ALA ALA 96 97 H H 0 SEQCRD A N ASN ASN 97 98 H H 0 SEQCRD A G GLY GLY 98 99 H H 0 SEQCRD A A ALA ALA 99 100 H H 0 SEQCRD A P PRO PRO 100 101 C C 0 SEQCRD A A ALA ALA 101 102 C C 0 SEQCRD A I ILE ILE 102 103 E E 0 SEQCRD A T THR THR 103 104 E E 0 SEQCRD A L LEU LEU 104 105 E E 0 SEQCRD A L LEU LEU 105 106 E E 0 SEQCRD A I ILE ILE 106 107 E E 0 SEQCRD A R ARG ARG 107 108 C C 0 SEQCRD A E GLU GLU 108 109 C C 0 SEQCRD A K LYS LYS 109 110 C C 0 SEQCRD A N ASN ASN 110 111 C C 0 SEQCRD A E GLU GLU 111 112 C C 0 SEQCRD A S SER SER 112 113 C C 0 SEQCRD A N ASN ASN 113 114 H H 0 SEQCRD A K LYS LYS 114 115 H H 0 SEQCRD A S SER SER 115 116 H H 0 SEQCRD A S SER SER 116 117 H H 0 SEQCRD A F PHE PHE 117 118 H H 0 SEQCRD A D ASP ASP 118 119 H H 0 SEQCRD A K LYS LYS 119 120 H H 0 SEQCRD A M MET MET 120 121 H H 0 SEQCRD A I ILE ILE 121 122 H H 0 SEQCRD A E GLU GLU 122 123 H H 0 SEQCRD A A ALA ALA 123 124 H H 0 SEQCRD A I ILE ILE 124 125 H H 0 SEQCRD A K LYS LYS 125 126 H H 0 SEQCRD A E GLU GLU 126 127 H H 0 SEQCRD A S SER SER 127 128 H H 0 SEQCRD A K LYS LYS 128 129 C C 0 SEQCRD A N ASN ASN 129 130 C C 0 SEQCRD A G GLY GLY 130 131 C C 0 SEQCRD A K LYS LYS 131 132 C C 0 SEQCRD A K LYS LYS 132 133 E E 0 SEQCRD A I ILE ILE 133 134 E E 0 SEQCRD A G GLY GLY 134 135 E E 0 SEQCRD A V VAL VAL 135 136 E E 0 SEQCRD A F PHE PHE 136 137 C C 0 SEQCRD A S SER SER 137 138 C C 0 SEQCRD A K LYS LYS 138 139 C C 0 SEQCRD A D ASP ASP 139 140 C C 0 SEQCRD A K LYS LYS 140 141 C C 0 SEQCRD A F PHE PHE 141 142 C C 0 SEQCRD A P PRO PRO 142 143 C C 0 SEQCRD A G GLY GLY 143 144 H H 0 SEQCRD A E GLU GLU 144 145 H H 0 SEQCRD A F PHE PHE 145 146 H H 0 SEQCRD A M MET MET 146 147 H H 0 SEQCRD A K LYS LYS 147 148 H H 0 SEQCRD A S SER SER 148 149 H H 0 SEQCRD A W TRP TRP 149 150 H H 0 SEQCRD A N ASN ASN 150 151 H H 0 SEQCRD A D ASP ASP 151 152 H H 0 SEQCRD A C CYS CYS 152 153 H H 0 SEQCRD A L LEU LEU 153 154 H H 0 SEQCRD A N ASN ASN 154 155 H H 0 SEQCRD A K LYS LYS 155 156 H H 0 SEQCRD A E GLU GLU 156 157 C C 0 SEQCRD A G GLY GLY 157 158 C C 0 SEQCRD A F PHE PHE 158 159 C C 0 SEQCRD A D ASP ASP 159 160 E E 0 SEQCRD A K LYS LYS 160 161 E E 0 SEQCRD A I ILE ILE 161 162 E E 0 SEQCRD A D ASP ASP 162 163 E E 0 SEQCRD A I ILE ILE 163 164 H H 0 SEQCRD A S SER SER 164 165 H H 0 SEQCRD A A ALA ALA 165 166 H H 0 SEQCRD A V VAL VAL 166 167 H H 0 SEQCRD A V VAL VAL 167 168 H H 0 SEQCRD A A ALA ALA 168 169 H H 0 SEQCRD A Y TYR TYR 169 170 H H 0 SEQCRD A T THR THR 170 171 H H 0 SEQCRD A I ILE ILE 171 172 H H 0 SEQCRD A A ALA ALA 172 173 H H 0 SEQCRD A V VAL VAL 173 174 H H 0 SEQCRD A K LYS LYS 174 175 C C 0 SEQCRD A E GLU GLU 175 176 H H 0 SEQCRD A D ASP ASP 176 177 H H 0 SEQCRD A G GLY GLY 177 178 H H 0 SEQCRD A E GLU GLU 178 179 H H 0 SEQCRD A L LEU LEU 179 180 H H 0 SEQCRD A N ASN ASN 180 181 H H 0 SEQCRD A L LEU LEU 181 182 H H 0 SEQCRD A M MET MET 182 183 H H 0 SEQCRD A K LYS LYS 183 184 H H 0 SEQCRD A K LYS LYS 184 185 H H 0 SEQCRD A A ALA ALA 185 186 H H 0 SEQCRD A A ALA ALA 186 187 H H 0 SEQCRD A S SER SER 187 188 H H 0 SEQCRD A I ILE ILE 188 189 H H 0 SEQCRD A T THR THR 189 190 H H 0 SEQCRD A S SER SER 190 191 H H 0 SEQCRD A E GLU GLU 191 192 H H 0 SEQCRD A V VAL VAL 192 193 H H 0 SEQCRD A F PHE PHE 193 194 H H 0 SEQCRD A N ASN ASN 194 195 H H 0 SEQCRD A K LYS LYS 195 196 H H 0 SEQCRD A F PHE PHE 196 197 H H 0 SEQCRD A F PHE PHE 197 198 H H 0 SEQCRD A K LYS LYS 198 199 H H 0 SEQCRD A E GLU GLU 199 200 H H 0 SEQCRD A R ARG ARG 200 201 H H 0 SEQCRD A V VAL VAL 201 202 H H 0 SEQCRD A M MET MET 202 203 H H 0 SEQCRD A E GLU GLU 203 204 H H 0 SEQCRD A I ILE ILE 204 205 H H 0 SEQCRD A V VAL VAL 205 206 H H 0 SEQCRD A D ASP ASP 206 207 H H 0 SEQCRD A A ALA ALA 207 208 H H 0 SEQCRD A D ASP ASP 208 209 C C 0 SEQCRD A E GLU GLU 209 210 C C 0 SEQCRD A K LYS LYS 210 211 C C 0 SEQCRD A V VAL VAL 211 212 C C 0 SEQCRD A R ARG ARG 212 213 H H 0 SEQCRD A H HIS HIS 213 214 H H 0 SEQCRD A S SER SER 214 215 H H 0 SEQCRD A K LYS LYS 215 216 H H 0 SEQCRD A L LEU LEU 216 217 H H 0 SEQCRD A A ALA ALA 217 218 H H 0 SEQCRD A E GLU GLU 218 219 H H 0 SEQCRD A S SER SER 219 220 H H 0 SEQCRD A V VAL VAL 220 221 H H 0 SEQCRD A E GLU GLU 221 222 H H 0 SEQCRD A K LYS LYS 222 223 H H 0 SEQCRD A A ALA ALA 223 224 H H 0 SEQCRD A I ILE ILE 224 225 H H 0 SEQCRD A E GLU GLU 225 226 H H 0 SEQCRD A E GLU GLU 226 227 H H 0 SEQCRD A K LYS LYS 227 228 H H 0 SEQCRD A K LYS LYS 228 229 H H 0 SEQCRD A Y TYR TYR 229 230 H H 0 SEQCRD A L LEU LEU 230 231 H H 0 SEQCRD A A ALA ALA 231 232 C C 0 SEQCRD A G GLY GLY 232 233 C C 0 SEQCRD A A ALA ALA 233 234 C C 0 SEQCRD A D ASP ASP 234 235 H H 0 SEQCRD A P PRO PRO 235 236 H H 0 SEQCRD A S SER SER 236 237 H H 0 SEQCRD A T THR THR 237 238 C C 0 SEQCRD A V VAL VAL 238 239 E E 0 SEQCRD A E GLU GLU 239 240 E E 0 SEQCRD A M MET MET 240 241 E E 0 SEQCRD A C CYS CYS 241 242 C C 0 SEQCRD A Y TYR TYR 242 243 C C 0 SEQCRD A P PRO PRO 243 244 C C 0 SEQCRD A P PRO PRO 244 245 C C 0 SEQCRD A I ILE ILE 245 246 E E 0 SEQCRD A I ILE ILE 246 247 E E 0 SEQCRD A Q GLN GLN 247 248 E E 0 SEQCRD A S SER SER 248 249 C C 0 SEQCRD A G GLY GLY 249 250 C C 0 SEQCRD A G GLY GLY 250 251 C C 0 SEQCRD A N ASN ASN 251 252 C C 0 SEQCRD A Y TYR TYR 252 253 C C 0 SEQCRD A N ASN ASN 253 254 C C 0 SEQCRD A L LEU LEU 254 255 C C 0 SEQCRD A K LYS LYS 255 256 C C 0 SEQCRD A F PHE PHE 256 257 C C 0 SEQCRD A S SER SER 257 258 C C 0 SEQCRD A V VAL VAL 258 259 C C 0 SEQCRD A V VAL VAL 259 260 C C 0 SEQCRD A S SER SER 260 261 C C 0 SEQCRD A D ASP ASP 261 262 C C 0 SEQCRD A K LYS LYS 262 263 C C 0 SEQCRD A N ASN ASN 263 264 C C 0 SEQCRD A H HIS HIS 264 265 C C 0 SEQCRD A M MET MET 265 266 C C 0 SEQCRD A H HIS HIS 266 267 C C 0 SEQCRD A F PHE PHE 267 268 C C 0 SEQCRD A G GLY GLY 268 269 C C 0 SEQCRD A A ALA ALA 269 270 E E 0 SEQCRD A I ILE ILE 270 271 E E 0 SEQCRD A T THR THR 271 272 E E 0 SEQCRD A C CYS CYS 272 273 E E 0 SEQCRD A A ALA ALA 273 274 E E 0 SEQCRD A M MET MET 274 275 E E 0 SEQCRD A G GLY GLY 275 276 C C 0 SEQCRD A I ILE ILE 276 277 E E 0 SEQCRD A R ARG ARG 277 278 E E 0 SEQCRD A F PHE PHE 278 279 E E 0 SEQCRD A K LYS LYS 279 280 C C 0 SEQCRD A S SER SER 280 281 C C 0 SEQCRD A Y TYR TYR 281 282 E E 0 SEQCRD A C CYS CYS 282 283 E E 0 SEQCRD A S SER SER 283 284 C C 0 SEQCRD A N ASN ASN 284 285 C C 0 SEQCRD A L LEU LEU 285 286 E E 0 SEQCRD A V VAL VAL 286 287 E E 0 SEQCRD A R ARG ARG 287 288 E E 0 SEQCRD A T THR THR 288 289 E E 0 SEQCRD A L LEU LEU 289 290 E E 0 SEQCRD A M MET MET 290 291 E E 0 SEQCRD A V VAL VAL 291 292 E E 0 SEQCRD A D ASP ASP 292 293 C C 0 SEQCRD A P PRO PRO 293 294 C C 0 SEQCRD A S SER SER 294 295 H H 0 SEQCRD A Q GLN GLN 295 296 H H 0 SEQCRD A E GLU GLU 296 297 H H 0 SEQCRD A V VAL VAL 297 298 H H 0 SEQCRD A Q GLN GLN 298 299 H H 0 SEQCRD A E GLU GLU 299 300 H H 0 SEQCRD A N ASN ASN 300 301 H H 0 SEQCRD A Y TYR TYR 301 302 H H 0 SEQCRD A N ASN ASN 302 303 H H 0 SEQCRD A F PHE PHE 303 304 H H 0 SEQCRD A L LEU LEU 304 305 H H 0 SEQCRD A L LEU LEU 305 306 H H 0 SEQCRD A Q GLN GLN 306 307 H H 0 SEQCRD A L LEU LEU 307 308 H H 0 SEQCRD A Q GLN GLN 308 309 H H 0 SEQCRD A E GLU GLU 309 310 H H 0 SEQCRD A E GLU GLU 310 311 H H 0 SEQCRD A L LEU LEU 311 312 H H 0 SEQCRD A L LEU LEU 312 313 H H 0 SEQCRD A K LYS LYS 313 314 H H 0 SEQCRD A E GLU GLU 314 315 H H 0 SEQCRD A L LEU LEU 315 316 H H 0 SEQCRD A R ARG ARG 316 317 C C 0 SEQCRD A H HIS HIS 317 318 C C 0 SEQCRD A G GLY GLY 318 319 C C 0 SEQCRD A V VAL VAL 319 320 C C 0 SEQCRD A K LYS LYS 320 321 H H 0 SEQCRD A I ILE ILE 321 322 H H 0 SEQCRD A C CYS CYS 322 323 H H 0 SEQCRD A D ASP ASP 323 324 H H 0 SEQCRD A V VAL VAL 324 325 H H 0 SEQCRD A Y TYR TYR 325 326 H H 0 SEQCRD A N ASN ASN 326 327 H H 0 SEQCRD A A ALA ALA 327 328 H H 0 SEQCRD A V VAL VAL 328 329 H H 0 SEQCRD A M MET MET 329 330 H H 0 SEQCRD A D ASP ASP 330 331 H H 0 SEQCRD A V VAL VAL 331 332 H H 0 SEQCRD A V VAL VAL 332 333 H H 0 SEQCRD A K LYS LYS 333 334 H H 0 SEQCRD A K LYS LYS 334 335 H H 0 SEQCRD A Q GLN GLN 335 336 H H 0 SEQCRD A K LYS LYS 336 337 H H 0 SEQCRD A P PRO PRO 337 338 H H 0 SEQCRD A E GLU GLU 338 339 H H 0 SEQCRD A L LEU LEU 339 340 H H 0 SEQCRD A L LEU LEU 340 341 H H 0 SEQCRD A N ASN ASN 341 342 C C 0 SEQCRD A K LYS LYS 342 343 C C 0 SEQCRD A I ILE ILE 343 344 C C 0 SEQCRD A T THR THR 344 345 C C 0 SEQCRD A K LYS LYS 345 346 C C 0 SEQCRD A N ASN ASN 346 347 C C 0 SEQCRD A L LEU LEU 347 348 C C 0 SEQCRD A G GLY GLY 348 349 E E 0 SEQCRD A F PHE PHE 349 350 E E 0 SEQCRD A G GLY GLY 350 351 E E 0 SEQCRD A M MET MET 351 352 C C 0 SEQCRD A G GLY GLY 352 353 C C 0 SEQCRD A I ILE ILE 353 354 C C 0 SEQCRD A E GLU GLU 354 355 C C 0 SEQCRD A F PHE PHE 355 356 C C 0 SEQCRD A R ARG ARG 356 357 C C 0 SEQCRD A E GLU GLU 357 358 E E 0 SEQCRD A G GLY GLY 358 359 E E 0 SEQCRD A S SER SER 359 360 E E 0 SEQCRD A L LEU LEU 360 361 E E 0 SEQCRD A V VAL VAL 361 362 E E 0 SEQCRD A I ILE ILE 362 363 C C 0 SEQCRD A N ASN ASN 363 364 C C 0 SEQCRD A S SER SER 364 365 C C 0 SEQCRD A K LYS LYS 365 366 C C 0 SEQCRD A N ASN ASN 366 367 C C 0 SEQCRD A Q GLN GLN 367 368 C C 0 SEQCRD A Y TYR TYR 368 369 C C 0 SEQCRD A K LYS LYS 369 370 C C 0 SEQCRD A L LEU LEU 370 371 C C 0 SEQCRD A K LYS LYS 371 372 C C 0 SEQCRD A K LYS LYS 372 373 C C 0 SEQCRD A G GLY GLY 373 374 C C 0 SEQCRD A M MET MET 374 375 C C 0 SEQCRD A V VAL VAL 375 376 E E 0 SEQCRD A F PHE PHE 376 377 E E 0 SEQCRD A S SER SER 377 378 E E 0 SEQCRD A I ILE ILE 378 379 E E 0 SEQCRD A N ASN ASN 379 380 E E 0 SEQCRD A L LEU LEU 380 381 E E 0 SEQCRD A G GLY GLY 381 382 E E 0 SEQCRD A F PHE PHE 382 383 E E 0 SEQCRD A S SER SER 383 384 E E 0 SEQCRD A D ASP ASP 384 385 E E 0 SEQCRD A L LEU LEU 385 386 E E 0 SEQCRD A T THR THR 386 387 E E 0 SEQCRD A N ASN ASN 387 388 C C 0 SEQCRD A K LYS LYS 388 389 C C 0 SEQCRD A E GLU GLU 389 390 C C 0 SEQCRD A G GLY GLY 390 391 C C 0 SEQCRD A K LYS LYS 391 392 C C 0 SEQCRD A K LYS LYS 392 393 H H 0 SEQCRD A P PRO PRO 393 394 H H 0 SEQCRD A E GLU GLU 394 395 H H 0 SEQCRD A E GLU GLU 395 396 H H 0 SEQCRD A K LYS LYS 396 397 H H 0 SEQCRD A T THR THR 397 398 E E 0 SEQCRD A Y TYR TYR 398 399 E E 0 SEQCRD A A ALA ALA 399 400 E E 0 SEQCRD A L LEU LEU 400 401 E E 0 SEQCRD A F PHE PHE 401 402 E E 0 SEQCRD A I ILE ILE 402 403 E E 0 SEQCRD A G GLY GLY 403 404 E E 0 SEQCRD A D ASP ASP 404 405 E E 0 SEQCRD A T THR THR 405 406 E E 0 SEQCRD A V VAL VAL 406 407 E E 0 SEQCRD A L LEU LEU 407 408 E E 0 SEQCRD A V VAL VAL 408 409 C C 0 SEQCRD A D ASP ASP 409 410 C C 0 SEQCRD A E GLU GLU 410 411 C C 0 SEQCRD A D ASP ASP 411 412 C C 0 SEQCRD A G GLY GLY 412 413 C C 0 SEQCRD A P PRO PRO 413 414 C C 0 SEQCRD A A ALA ALA 414 415 C C 0 SEQCRD A T THR THR 415 416 E E 0 SEQCRD A V VAL VAL 416 417 E E 0 SEQCRD A L LEU LEU 417 418 C C 0 SEQCRD A T THR THR 418 419 C C 0 SEQCRD A S SER SER 419 420 C C 0 SEQCRD A V VAL VAL 420 421 C C 0 SEQCRD A K LYS LYS 421 422 C C 0 SEQCRD A K LYS LYS 422 423 C C 0 SEQCRD A K LYS LYS 423 424 H H 0 SEQCRD A V VAL VAL 424 425 H H 0 SEQCRD A K LYS LYS 425 426 H H 0 SEQCRD A N ASN ASN 426 427 H H 0 SEQCRD A V VAL VAL 427 428 H H 0 SEQCRD A G GLY GLY 428 429 E E 0 SEQCRD A I ILE ILE 429 430 E E 0 SEQCRD A F PHE PHE 430 431 C C 0 SEQCRD A L LEU LEU 431 432 C C 0 PARAME method XRAY PARAME resolution 1.840 PARAME R-factor 0.1574 PARAME FreeR-factor 0.1756