1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Zhang, J. Cheng, X.Y. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 90.00 90.00 90.00 1.00 1.00 1.00 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C10 H16 N5 O13 P3 507.181 ADENOSINE-5'-TRIPHOSPHATE non-polymer C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C8 H15 N O6 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose N-acetyl-beta-D-glucosamine; 2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose; 2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE D-saccharide, beta linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking N 1 N N N 2 S C N 3 N C N 4 N O N 5 N C N 6 N O N 7 N H N 8 N H N 9 N H N 10 N H N 11 N H N 12 N H N 13 N H N 14 N N N 15 S C N 16 N C N 17 N O N 18 N C N 19 N C N 20 N C N 21 N N N 22 N C N 23 N N N 24 N N N 25 N O N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N H N 39 N H N 40 N H N 41 N N N 42 S C N 43 N C N 44 N O N 45 N C N 46 N C N 47 N O N 48 N N N 49 N O N 50 N H N 51 N H N 52 N H N 53 N H N 54 N H N 55 N H N 56 N H N 57 N H N 58 N N N 59 S C N 60 N C N 61 N O N 62 N C N 63 N C N 64 N O N 65 N O N 66 N O N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N H N 74 N P N 75 N O N 76 N O N 77 N O N 78 R P N 79 N O N 80 N O N 81 N O N 82 R P N 83 N O N 84 N O N 85 N O N 86 N O N 87 N C N 88 R C N 89 N O N 90 S C N 91 N O N 92 R C N 93 N O N 94 R C Y 95 N N Y 96 N C Y 97 N N Y 98 N C Y 99 N C N 100 N N Y 101 N N Y 102 N C Y 103 N N Y 104 N C N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N H N 111 N H N 112 N H N 113 N H N 114 N H N 115 N H N 116 N H N 117 N H N 118 N H N 119 N H N 120 N H N 121 N N N 122 R C N 123 N C N 124 N O N 125 N C N 126 N S N 127 N O N 128 N H N 129 N H N 130 N H N 131 N H N 132 N H N 133 N H N 134 N H N 135 N N N 136 S C N 137 N C N 138 N O N 139 N C N 140 N C N 141 N C N 142 N O N 143 N N N 144 N O N 145 N H N 146 N H N 147 N H N 148 N H N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N N N 156 S C N 157 N C N 158 N O N 159 N C N 160 N C N 161 N C N 162 N O N 163 N O N 164 N O N 165 N H N 166 N H N 167 N H N 168 N H N 169 N H N 170 N H N 171 N H N 172 N H N 173 N H N 174 N N N 175 N C N 176 N C N 177 N O N 178 N O N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N N N 185 S C N 186 N C N 187 N O N 188 N C Y 189 N C Y 190 N N Y 191 N C Y 192 N C Y 193 N N N 194 N O N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N N N 206 S C N 207 N C N 208 N O N 209 S C N 210 N C N 211 N C N 212 N C N 213 N O N 214 N H N 215 N H N 216 N H N 217 N H N 218 N H N 219 N H N 220 N H N 221 N H N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N N N 228 S C N 229 N C N 230 N O N 231 N C N 232 N C N 233 N C N 234 N C N 235 N O N 236 N H N 237 N H N 238 N H N 239 N H N 240 N H N 241 N H N 242 N H N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N N N 250 S C N 251 N C N 252 N O N 253 N C N 254 N C N 255 N C N 256 N C N 257 N N N 258 N O N 259 N H N 260 N H N 261 N H N 262 N H N 263 N H N 264 N H N 265 N H N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N H N 274 N N N 275 S C N 276 N C N 277 N O N 278 N C N 279 N C N 280 N S N 281 N C N 282 N O N 283 N H N 284 N H N 285 N H N 286 N H N 287 N H N 288 N H N 289 N H N 290 N H N 291 N H N 292 N H N 293 N H N 294 R C N 295 R C N 296 R C N 297 S C N 298 R C N 299 N C N 300 N C N 301 N C N 302 N N N 303 N O N 304 N O N 305 N O N 306 N O N 307 N O N 308 N O N 309 N H N 310 N H N 311 N H N 312 N H N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N H N 322 N H N 323 N H N 324 N N N 325 S C N 326 N C N 327 N O N 328 N C Y 329 N C Y 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C N 335 N O N 336 N H N 337 N H N 338 N H N 339 N H N 340 N H N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N N N 348 S C N 349 N C N 350 N O N 351 N C N 352 N C N 353 N C N 354 N O N 355 N H N 356 N H N 357 N H N 358 N H N 359 N H N 360 N H N 361 N H N 362 N H N 363 N H N 364 N N N 365 S C N 366 N C N 367 N O N 368 N C N 369 N O N 370 N O N 371 N H N 372 N H N 373 N H N 374 N H N 375 N H N 376 N H N 377 N H N 378 N N N 379 S C N 380 N C N 381 N O N 382 R C N 383 N O N 384 N C N 385 N O N 386 N H N 387 N H N 388 N H N 389 N H N 390 N H N 391 N H N 392 N H N 393 N H N 394 N H N 395 N N N 396 S C N 397 N C N 398 N O N 399 N C Y 400 N C Y 401 N C Y 402 N C Y 403 N N Y 404 N C Y 405 N C Y 406 N C Y 407 N C Y 408 N C N 409 N O N 410 N H N 411 N H N 412 N H N 413 N H N 414 N H N 415 N H N 416 N H N 417 N H N 418 N H N 419 N H N 420 N H N 421 N H N 422 N N N 423 S C N 424 N C N 425 N O N 426 N C Y 427 N C Y 428 N C Y 429 N C Y 430 N C Y 431 N C Y 432 N C N 433 N O N 434 N O N 435 N H N 436 N H N 437 N H N 438 N H N 439 N H N 440 N H N 441 N H N 442 N H N 443 N H N 444 N H N 445 N H N 446 N N N 447 S C N 448 N C N 449 N O N 450 N C N 451 N C N 452 N C N 453 N O N 454 N H N 455 N H N 456 N H N 457 N H N 458 N H N 459 N H N 460 N H N 461 N H N 462 N H N 463 N H N 464 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N doub N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N doub N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing Y 104 N sing Y 105 N sing Y 106 N doub N 107 N sing Y 108 N sing Y 109 N sing Y 110 N doub N 111 N sing Y 112 N doub N 113 N sing N 114 N sing Y 115 N sing Y 116 N doub N 117 N sing Y 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N doub N 126 N sing N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N sing N 136 N sing N 137 N sing N 138 N doub N 139 N sing N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N sing N 145 N sing N 146 N doub N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N doub N 158 N sing N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N doub N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N sing N 172 N sing N 173 N sing N 174 N sing N 175 N doub N 176 N sing N 177 N sing N 178 N sing N 179 N sing N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N doub N 185 N sing N 186 N sing N 187 N sing N 188 N sing Y 189 N sing Y 190 N doub Y 191 N doub N 192 N sing Y 193 N sing N 194 N sing Y 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N sing N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N doub N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N sing N 214 N sing N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N sing N 225 N sing N 226 N doub N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing N 234 N sing N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N sing N 244 N sing N 245 N sing N 246 N sing N 247 N doub N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N sing N 253 N sing N 254 N sing N 255 N sing N 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N doub N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N sing N 283 N sing N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N sing N 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N sing N 296 N sing N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N sing N 305 N doub N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N sing N 313 N sing N 314 N sing N 315 N sing N 316 N sing N 317 N sing N 318 N sing N 319 N sing N 320 N doub N 321 N sing N 322 N sing N 323 N sing N 324 N sing Y 325 N doub Y 326 N sing Y 327 N sing N 328 N sing Y 329 N doub N 330 N sing Y 331 N doub N 332 N sing Y 333 N sing N 334 N sing N 335 N sing N 336 N sing N 337 N sing N 338 N sing N 339 N sing N 340 N sing N 341 N sing N 342 N sing N 343 N doub N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N sing N 350 N sing N 351 N sing N 352 N sing N 353 N sing N 354 N sing N 355 N sing N 356 N sing N 357 N sing N 358 N sing N 359 N sing N 360 N doub N 361 N sing N 362 N sing N 363 N sing N 364 N sing N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N doub N 374 N sing N 375 N sing N 376 N sing N 377 N sing N 378 N sing N 379 N sing N 380 N sing N 381 N sing N 382 N sing N 383 N sing N 384 N sing N 385 N sing N 386 N sing N 387 N sing N 388 N sing N 389 N doub N 390 N sing N 391 N sing N 392 N sing N 393 N sing Y 394 N doub Y 395 N sing Y 396 N sing N 397 N sing Y 398 N doub Y 399 N sing Y 400 N sing N 401 N sing Y 402 N sing Y 403 N doub N 404 N sing Y 405 N doub N 406 N sing Y 407 N sing N 408 N sing N 409 N sing N 410 N sing N 411 N sing N 412 N sing N 413 N sing N 414 N sing N 415 N sing N 416 N sing N 417 N doub N 418 N sing N 419 N sing N 420 N sing N 421 N sing Y 422 N doub Y 423 N sing Y 424 N sing N 425 N sing Y 426 N doub N 427 N sing Y 428 N doub N 429 N sing Y 430 N sing N 431 N sing N 432 N sing N 433 N sing N 434 N sing N 435 N sing N 436 N sing N 437 N sing N 438 N sing N 439 N sing N 440 N sing N 441 N doub N 442 N sing N 443 N sing N 444 N sing N 445 N sing N 446 N sing N 447 N sing N 448 N sing N 449 N sing N 450 N sing N 451 N sing N 452 N sing To Be Published 0353 Cryo-EM structure of the human P2X2/3 heteromer receptor - class 1 (1:2) 10.2210/pdb9ux1/pdb pdb_00009ux1 9UX1 144782 2.98 FSC 0.143 CUT-OFF POINT REL 2025-05-13 PDBJ 2026-03-11 2026-03-11 Cryo-EM structure of the human P2X2/3 heteromer receptor - class 1 (1:2) 7.5 1 PHASE FLIPPING AND AMPLITUDE CORRECTION 1,2 Cryo-EM structure of the human P2X2/3 heteromer receptor - class 1 (1:2) 0 RECOMBINANT COMPLEX 9606 Homo sapiens 9606 Homo sapiens PARTICLE 1 1 SINGLE PARTICLE 49.99 FEI FALCON IV (4k x 4k) 300 FIELD EMISSION GUN FLOOD BEAM FEI TECNAI SPIRIT BRIGHT FIELD 2000 1000 1 PARTICLE SELECTION 1 IMAGE ACQUISITION 1 MASKING CTF CORRECTION 1 LAYERLINE INDEXING DIFFRACTION INDEXING MODEL FITTING MODEL REFINEMENT OTHER INITIAL EULER ASSIGNMENT 1 FINAL EULER ASSIGNMENT 1 CLASSIFICATION 1 RECONSTRUCTION 1 VOLUME SELECTION 1 1 1 SERIES ALIGNMENT 1 1 1 MOLECULAR REPLACEMENT 1 1 1 LATTICE DISTORTION CORRECTION 1 1 1 SYMMETRY DETERMINATION 1 1 1 CRYSTALLOGRAPHY MERGING 1 1 1 NO NO NO YES ETHANE 9UX1 40900.105 P2X purinoceptor 3 2 man polymer 51814.996 P2X purinoceptor 2 1 man polymer 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose 6 syn non-polymer 507.181 ADENOSINE-5'-TRIPHOSPHATE 3 syn non-polymer P2X3,ATP receptor,Purinergic receptor P2X2,ATP receptor,Purinergic receptor no no MNCISDFFTYETTKSVVVKSWTIGIINRVVQLLIISYFVGWVFLHEKAYQVRDTAIESSVVTKVKGSGLYANRVMDVSDY VTPPQGTSVFVIITKMIVTENQMQGFCPESEEKYRCVSDSQCGPERLPGGGILTGRCVNYSSVLRTCEIQGWCPTEVDTV ETPIMMEAENFTIFIKNSIRFPLFNFEKGNLLPNLTARDMKTCRFHPDKDPFCPILRVGDVVKFAGQDFAKLARTGGVLG IKIGWVCDLDKAWDQCIPKYSFTRLDSVSEKSSVSPGYNFRFAKYYKMENGSEYRTLLKAFGIRFDVLVYGNAGKFNIIP TIISSVAAFTSVGVGTVLCDIILLNFLKGADQYKAKKFEEVNET MNCISDFFTYETTKSVVVKSWTIGIINRVVQLLIISYFVGWVFLHEKAYQVRDTAIESSVVTKVKGSGLYANRVMDVSDY VTPPQGTSVFVIITKMIVTENQMQGFCPESEEKYRCVSDSQCGPERLPGGGILTGRCVNYSSVLRTCEIQGWCPTEVDTV ETPIMMEAENFTIFIKNSIRFPLFNFEKGNLLPNLTARDMKTCRFHPDKDPFCPILRVGDVVKFAGQDFAKLARTGGVLG IKIGWVCDLDKAWDQCIPKYSFTRLDSVSEKSSVSPGYNFRFAKYYKMENGSEYRTLLKAFGIRFDVLVYGNAGKFNIIP TIISSVAAFTSVGVGTVLCDIILLNFLKGADQYKAKKFEEVNET A,B polypeptide(L) no no MAAAQPKYPAGATARRLARGCWSALWDYETPKVIVVRNRRLGVLYRAVQLLILLYFVWYVFIVQKSYQESETGPESSIIT KVKGITTSEHKVWDVEEYVKPPEGGSVFSIITRVEATHSQTQGTCPESIRVHNATCLSDADCVAGELDMLGNGLRTGRCV PYYQGPSKTCEVFGWCPVEDGASVSQFLGTMAPNFTILIKNSIHYPKFHFSKGNIADRTDGYLKRCTFHEASDLYCPIFK LGFIVEKAGESFTELAHKGGVIGVIINWDCDLDLPASECNPKYSFRRLDPKHVPASSGYNFRFAKYYKINGTTTRTLIKA YGIRIDVIVHGQAGKFSLIPTIINLATALTSVGVGSFLCDWILLTFMNKNKVYSHKKFDKVCTPSHPSGSWPVTLARVLG QAPPEPGHRSEDQHPSPPSGQEGQQGAECGPAFPPLRPCPISAPSEQMVDTPASEPAQASTPTDPKGLAQL MAAAQPKYPAGATARRLARGCWSALWDYETPKVIVVRNRRLGVLYRAVQLLILLYFVWYVFIVQKSYQESETGPESSIIT KVKGITTSEHKVWDVEEYVKPPEGGSVFSIITRVEATHSQTQGTCPESIRVHNATCLSDADCVAGELDMLGNGLRTGRCV PYYQGPSKTCEVFGWCPVEDGASVSQFLGTMAPNFTILIKNSIHYPKFHFSKGNIADRTDGYLKRCTFHEASDLYCPIFK LGFIVEKAGESFTELAHKGGVIGVIINWDCDLDLPASECNPKYSFRRLDPKHVPASSGYNFRFAKYYKINGTTTRTLIKA YGIRIDVIVHGQAGKFSLIPTIINLATALTSVGVGSFLCDWILLTFMNKNKVYSHKKFDKVCTPSHPSGSWPVTLARVLG QAPPEPGHRSEDQHPSPPSGQEGQQGAECGPAFPPLRPCPISAPSEQMVDTPASEPAQASTPTDPKGLAQL C polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n human sample 1 364 P2RX3 9606 Homo sapiens 9606 Homo sapiens Biological sequence human sample 1 471 P2RX2, P2X2 9606 Homo sapiens 9606 Homo sapiens Biological sequence repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release 1 0 2026-03-11 1 0 2026-03-11 1 0 1 2026-03-11 1 0 2 2026-03-11 1 0 2026-03-11 1 0 2026-03-11 Not funded DGlcpNAcb N-acetyl-b-D-glucopyranosamine b-D-GlcpNAc GlcNAc 356400230008@email.ncu.edu.cn 0009-0007-3641-8336 Xinyu Cheng principal investigator/group leader Cryo-EM structure of the human P2X2/3 heteromer receptor - class 1 (1:2) N PDBJ N PDBC 2025-05-13 REL ATP ATP SUBJECT OF INVESTIGATION NAG NAG SUBJECT OF INVESTIGATION NAG 2-acetamido-2-deoxy-beta-D-glucopyranose ATP ADENOSINE-5'-TRIPHOSPHATE Y Y A NAG 401 Carbohydrate C1 D NAG A ASN 290 ASN ND2 A ASN 290 1_555 NAG 1 1_555 N-Glycosylation A NAG 402 Carbohydrate C1 E NAG A ASN 170 ASN ND2 A ASN 170 1_555 NAG 1 1_555 N-Glycosylation B NAG 401 Carbohydrate C1 G NAG B ASN 290 ASN ND2 B ASN 290 1_555 NAG 1 1_555 N-Glycosylation B NAG 402 Carbohydrate C1 H NAG B ASN 170 ASN ND2 B ASN 170 1_555 NAG 1 1_555 N-Glycosylation C NAG 502 Carbohydrate C1 K NAG C ASN 194 ASN ND2 C ASN 194 1_555 NAG 1 1_555 N-Glycosylation C NAG 503 Carbohydrate C1 L NAG C ASN 133 ASN ND2 C ASN 133 1_555 NAG 1 1_555 N-Glycosylation A CYS 107 Disulfide bridge SG A CYS 107 A CYS 153 SG A CYS 153 1_555 1_555 None A CYS 116 Disulfide bridge SG A CYS 116 A CYS 137 SG A CYS 137 1_555 1_555 None A CYS 122 Disulfide bridge SG A CYS 122 A CYS 147 SG A CYS 147 1_555 1_555 None A CYS 203 Disulfide bridge SG A CYS 203 A CYS 213 SG A CYS 213 1_555 1_555 None A CYS 247 Disulfide bridge SG A CYS 247 A CYS 256 SG A CYS 256 1_555 1_555 None B CYS 107 Disulfide bridge SG B CYS 107 B CYS 153 SG B CYS 153 1_555 1_555 None B CYS 116 Disulfide bridge SG B CYS 116 B CYS 137 SG B CYS 137 1_555 1_555 None B CYS 122 Disulfide bridge SG B CYS 122 B CYS 147 SG B CYS 147 1_555 1_555 None B CYS 203 Disulfide bridge SG B CYS 203 B CYS 213 SG B CYS 213 1_555 1_555 None B CYS 247 Disulfide bridge SG B CYS 247 B CYS 256 SG B CYS 256 1_555 1_555 None C CYS 125 Disulfide bridge SG C CYS 125 C CYS 176 SG C CYS 176 1_555 1_555 None C CYS 136 Disulfide bridge SG C CYS 136 C CYS 159 SG C CYS 159 1_555 1_555 None C CYS 142 Disulfide bridge SG C CYS 142 C CYS 170 SG C CYS 170 1_555 1_555 None C CYS 226 Disulfide bridge SG C CYS 226 C CYS 236 SG C CYS 236 1_555 1_555 None C CYS 270 Disulfide bridge SG C CYS 270 C CYS 279 SG C CYS 279 1_555 1_555 None NAG 402 3 NAG NAG 401 A NAG 403 3 NAG NAG 402 A ATP 401 4 ATP ATP 403 A NAG 402 3 NAG NAG 401 B NAG 403 3 NAG NAG 402 B ATP 401 4 ATP ATP 403 B ATP 401 4 ATP ATP 501 C NAG 402 3 NAG NAG 502 C NAG 403 3 NAG NAG 503 C n 1 1 A n 2 2 A n 3 3 A n 4 4 A n 5 5 A n 6 6 A n 7 7 A n 8 8 A n 9 9 A n 10 10 A n 11 11 A n 12 12 A n 13 13 A n 14 14 A n 15 15 A n 16 16 A n 17 17 A n 18 18 A n 19 19 A n 20 20 A n 21 21 A n 22 22 A n 23 23 A n 24 24 A ILE 25 n 25 ILE 25 A ILE 26 n 26 ILE 26 A ASN 27 n 27 ASN 27 A ARG 28 n 28 ARG 28 A VAL 29 n 29 VAL 29 A VAL 30 n 30 VAL 30 A GLN 31 n 31 GLN 31 A LEU 32 n 32 LEU 32 A LEU 33 n 33 LEU 33 A ILE 34 n 34 ILE 34 A ILE 35 n 35 ILE 35 A SER 36 n 36 SER 36 A TYR 37 n 37 TYR 37 A PHE 38 n 38 PHE 38 A VAL 39 n 39 VAL 39 A GLY 40 n 40 GLY 40 A TRP 41 n 41 TRP 41 A VAL 42 n 42 VAL 42 A PHE 43 n 43 PHE 43 A LEU 44 n 44 LEU 44 A HIS 45 n 45 HIS 45 A GLU 46 n 46 GLU 46 A LYS 47 n 47 LYS 47 A ALA 48 n 48 ALA 48 A TYR 49 n 49 TYR 49 A GLN 50 n 50 GLN 50 A VAL 51 n 51 VAL 51 A ARG 52 n 52 ARG 52 A ASP 53 n 53 ASP 53 A THR 54 n 54 THR 54 A ALA 55 n 55 ALA 55 A ILE 56 n 56 ILE 56 A GLU 57 n 57 GLU 57 A SER 58 n 58 SER 58 A SER 59 n 59 SER 59 A VAL 60 n 60 VAL 60 A VAL 61 n 61 VAL 61 A THR 62 n 62 THR 62 A LYS 63 n 63 LYS 63 A VAL 64 n 64 VAL 64 A LYS 65 n 65 LYS 65 A GLY 66 n 66 GLY 66 A SER 67 n 67 SER 67 A GLY 68 n 68 GLY 68 A LEU 69 n 69 LEU 69 A TYR 70 n 70 TYR 70 A ALA 71 n 71 ALA 71 A ASN 72 n 72 ASN 72 A ARG 73 n 73 ARG 73 A VAL 74 n 74 VAL 74 A MET 75 n 75 MET 75 A ASP 76 n 76 ASP 76 A VAL 77 n 77 VAL 77 A SER 78 n 78 SER 78 A ASP 79 n 79 ASP 79 A TYR 80 n 80 TYR 80 A VAL 81 n 81 VAL 81 A THR 82 n 82 THR 82 A PRO 83 n 83 PRO 83 A PRO 84 n 84 PRO 84 A GLN 85 n 85 GLN 85 A GLY 86 n 86 GLY 86 A THR 87 n 87 THR 87 A SER 88 n 88 SER 88 A VAL 89 n 89 VAL 89 A PHE 90 n 90 PHE 90 A VAL 91 n 91 VAL 91 A ILE 92 n 92 ILE 92 A ILE 93 n 93 ILE 93 A THR 94 n 94 THR 94 A LYS 95 n 95 LYS 95 A MET 96 n 96 MET 96 A ILE 97 n 97 ILE 97 A VAL 98 n 98 VAL 98 A THR 99 n 99 THR 99 A GLU 100 n 100 GLU 100 A ASN 101 n 101 ASN 101 A GLN 102 n 102 GLN 102 A MET 103 n 103 MET 103 A GLN 104 n 104 GLN 104 A GLY 105 n 105 GLY 105 A PHE 106 n 106 PHE 106 A CYS 107 n 107 CYS 107 A PRO 108 n 108 PRO 108 A GLU 109 n 109 GLU 109 A SER 110 n 110 SER 110 A GLU 111 n 111 GLU 111 A GLU 112 n 112 GLU 112 A LYS 113 n 113 LYS 113 A TYR 114 n 114 TYR 114 A ARG 115 n 115 ARG 115 A CYS 116 n 116 CYS 116 A VAL 117 n 117 VAL 117 A SER 118 n 118 SER 118 A ASP 119 n 119 ASP 119 A SER 120 n 120 SER 120 A GLN 121 n 121 GLN 121 A CYS 122 n 122 CYS 122 A GLY 123 n 123 GLY 123 A PRO 124 n 124 PRO 124 A GLU 125 n 125 GLU 125 A ARG 126 n 126 ARG 126 A LEU 127 n 127 LEU 127 A PRO 128 n 128 PRO 128 A GLY 129 n 129 GLY 129 A GLY 130 n 130 GLY 130 A GLY 131 n 131 GLY 131 A ILE 132 n 132 ILE 132 A LEU 133 n 133 LEU 133 A THR 134 n 134 THR 134 A GLY 135 n 135 GLY 135 A ARG 136 n 136 ARG 136 A CYS 137 n 137 CYS 137 A VAL 138 n 138 VAL 138 A ASN 139 n 139 ASN 139 A TYR 140 n 140 TYR 140 A SER 141 n 141 SER 141 A SER 142 n 142 SER 142 A VAL 143 n 143 VAL 143 A LEU 144 n 144 LEU 144 A ARG 145 n 145 ARG 145 A THR 146 n 146 THR 146 A CYS 147 n 147 CYS 147 A GLU 148 n 148 GLU 148 A ILE 149 n 149 ILE 149 A GLN 150 n 150 GLN 150 A GLY 151 n 151 GLY 151 A TRP 152 n 152 TRP 152 A CYS 153 n 153 CYS 153 A PRO 154 n 154 PRO 154 A THR 155 n 155 THR 155 A GLU 156 n 156 GLU 156 A VAL 157 n 157 VAL 157 A ASP 158 n 158 ASP 158 A THR 159 n 159 THR 159 A VAL 160 n 160 VAL 160 A GLU 161 n 161 GLU 161 A THR 162 n 162 THR 162 A PRO 163 n 163 PRO 163 A ILE 164 n 164 ILE 164 A MET 165 n 165 MET 165 A MET 166 n 166 MET 166 A GLU 167 n 167 GLU 167 A ALA 168 n 168 ALA 168 A GLU 169 n 169 GLU 169 A ASN 170 n 170 ASN 170 A PHE 171 n 171 PHE 171 A THR 172 n 172 THR 172 A ILE 173 n 173 ILE 173 A PHE 174 n 174 PHE 174 A ILE 175 n 175 ILE 175 A LYS 176 n 176 LYS 176 A ASN 177 n 177 ASN 177 A SER 178 n 178 SER 178 A ILE 179 n 179 ILE 179 A ARG 180 n 180 ARG 180 A PHE 181 n 181 PHE 181 A PRO 182 n 182 PRO 182 A LEU 183 n 183 LEU 183 A PHE 184 n 184 PHE 184 A ASN 185 n 185 ASN 185 A PHE 186 n 186 PHE 186 A GLU 187 n 187 GLU 187 A LYS 188 n 188 LYS 188 A GLY 189 n 189 GLY 189 A ASN 190 n 190 ASN 190 A LEU 191 n 191 LEU 191 A LEU 192 n 192 LEU 192 A PRO 193 n 193 PRO 193 A ASN 194 n 194 ASN 194 A LEU 195 n 195 LEU 195 A THR 196 n 196 THR 196 A ALA 197 n 197 ALA 197 A ARG 198 n 198 ARG 198 A ASP 199 n 199 ASP 199 A MET 200 n 200 MET 200 A LYS 201 n 201 LYS 201 A THR 202 n 202 THR 202 A CYS 203 n 203 CYS 203 A ARG 204 n 204 ARG 204 A PHE 205 n 205 PHE 205 A HIS 206 n 206 HIS 206 A PRO 207 n 207 PRO 207 A ASP 208 n 208 ASP 208 A LYS 209 n 209 LYS 209 A ASP 210 n 210 ASP 210 A PRO 211 n 211 PRO 211 A PHE 212 n 212 PHE 212 A CYS 213 n 213 CYS 213 A PRO 214 n 214 PRO 214 A ILE 215 n 215 ILE 215 A LEU 216 n 216 LEU 216 A ARG 217 n 217 ARG 217 A VAL 218 n 218 VAL 218 A GLY 219 n 219 GLY 219 A ASP 220 n 220 ASP 220 A VAL 221 n 221 VAL 221 A VAL 222 n 222 VAL 222 A LYS 223 n 223 LYS 223 A PHE 224 n 224 PHE 224 A ALA 225 n 225 ALA 225 A GLY 226 n 226 GLY 226 A GLN 227 n 227 GLN 227 A ASP 228 n 228 ASP 228 A PHE 229 n 229 PHE 229 A ALA 230 n 230 ALA 230 A LYS 231 n 231 LYS 231 A LEU 232 n 232 LEU 232 A ALA 233 n 233 ALA 233 A ARG 234 n 234 ARG 234 A THR 235 n 235 THR 235 A GLY 236 n 236 GLY 236 A GLY 237 n 237 GLY 237 A VAL 238 n 238 VAL 238 A LEU 239 n 239 LEU 239 A GLY 240 n 240 GLY 240 A ILE 241 n 241 ILE 241 A LYS 242 n 242 LYS 242 A ILE 243 n 243 ILE 243 A GLY 244 n 244 GLY 244 A TRP 245 n 245 TRP 245 A VAL 246 n 246 VAL 246 A CYS 247 n 247 CYS 247 A ASP 248 n 248 ASP 248 A LEU 249 n 249 LEU 249 A ASP 250 n 250 ASP 250 A LYS 251 n 251 LYS 251 A ALA 252 n 252 ALA 252 A TRP 253 n 253 TRP 253 A ASP 254 n 254 ASP 254 A GLN 255 n 255 GLN 255 A CYS 256 n 256 CYS 256 A ILE 257 n 257 ILE 257 A PRO 258 n 258 PRO 258 A LYS 259 n 259 LYS 259 A TYR 260 n 260 TYR 260 A SER 261 n 261 SER 261 A PHE 262 n 262 PHE 262 A THR 263 n 263 THR 263 A ARG 264 n 264 ARG 264 A LEU 265 n 265 LEU 265 A ASP 266 n 266 ASP 266 A SER 267 n 267 SER 267 A VAL 268 n 268 VAL 268 A SER 269 n 269 SER 269 A GLU 270 n 270 GLU 270 A LYS 271 n 271 LYS 271 A SER 272 n 272 SER 272 A SER 273 n 273 SER 273 A VAL 274 n 274 VAL 274 A SER 275 n 275 SER 275 A PRO 276 n 276 PRO 276 A GLY 277 n 277 GLY 277 A TYR 278 n 278 TYR 278 A ASN 279 n 279 ASN 279 A PHE 280 n 280 PHE 280 A ARG 281 n 281 ARG 281 A PHE 282 n 282 PHE 282 A ALA 283 n 283 ALA 283 A LYS 284 n 284 LYS 284 A TYR 285 n 285 TYR 285 A TYR 286 n 286 TYR 286 A LYS 287 n 287 LYS 287 A MET 288 n 288 MET 288 A GLU 289 n 289 GLU 289 A ASN 290 n 290 ASN 290 A GLY 291 n 291 GLY 291 A SER 292 n 292 SER 292 A GLU 293 n 293 GLU 293 A TYR 294 n 294 TYR 294 A ARG 295 n 295 ARG 295 A THR 296 n 296 THR 296 A LEU 297 n 297 LEU 297 A LEU 298 n 298 LEU 298 A LYS 299 n 299 LYS 299 A ALA 300 n 300 ALA 300 A PHE 301 n 301 PHE 301 A GLY 302 n 302 GLY 302 A ILE 303 n 303 ILE 303 A ARG 304 n 304 ARG 304 A PHE 305 n 305 PHE 305 A ASP 306 n 306 ASP 306 A VAL 307 n 307 VAL 307 A LEU 308 n 308 LEU 308 A VAL 309 n 309 VAL 309 A TYR 310 n 310 TYR 310 A GLY 311 n 311 GLY 311 A ASN 312 n 312 ASN 312 A ALA 313 n 313 ALA 313 A GLY 314 n 314 GLY 314 A LYS 315 n 315 LYS 315 A PHE 316 n 316 PHE 316 A ASN 317 n 317 ASN 317 A ILE 318 n 318 ILE 318 A ILE 319 n 319 ILE 319 A PRO 320 n 320 PRO 320 A THR 321 n 321 THR 321 A ILE 322 n 322 ILE 322 A ILE 323 n 323 ILE 323 A SER 324 n 324 SER 324 A SER 325 n 325 SER 325 A VAL 326 n 326 VAL 326 A ALA 327 n 327 ALA 327 A ALA 328 n 328 ALA 328 A PHE 329 n 329 PHE 329 A THR 330 n 330 THR 330 A SER 331 n 331 SER 331 A VAL 332 n 332 VAL 332 A GLY 333 n 333 GLY 333 A VAL 334 n 334 VAL 334 A GLY 335 n 335 GLY 335 A THR 336 n 336 THR 336 A VAL 337 n 337 VAL 337 A LEU 338 n 338 LEU 338 A CYS 339 n 339 CYS 339 A ASP 340 n 340 ASP 340 A ILE 341 n 341 ILE 341 A ILE 342 n 342 ILE 342 A LEU 343 n 343 LEU 343 A n 344 344 A n 345 345 A n 346 346 A n 347 347 A n 348 348 A n 349 349 A n 350 350 A n 351 351 A n 352 352 A n 353 353 A n 354 354 A n 355 355 A n 356 356 A n 357 357 A n 358 358 A n 359 359 A n 360 360 A n 361 361 A n 362 362 A n 363 363 A n 364 364 A n 1 1 B n 2 2 B n 3 3 B n 4 4 B n 5 5 B n 6 6 B n 7 7 B n 8 8 B n 9 9 B n 10 10 B n 11 11 B n 12 12 B n 13 13 B n 14 14 B n 15 15 B n 16 16 B n 17 17 B n 18 18 B n 19 19 B n 20 20 B n 21 21 B THR 22 n 22 THR 22 B ILE 23 n 23 ILE 23 B GLY 24 n 24 GLY 24 B ILE 25 n 25 ILE 25 B ILE 26 n 26 ILE 26 B ASN 27 n 27 ASN 27 B ARG 28 n 28 ARG 28 B VAL 29 n 29 VAL 29 B VAL 30 n 30 VAL 30 B GLN 31 n 31 GLN 31 B LEU 32 n 32 LEU 32 B LEU 33 n 33 LEU 33 B ILE 34 n 34 ILE 34 B ILE 35 n 35 ILE 35 B SER 36 n 36 SER 36 B TYR 37 n 37 TYR 37 B PHE 38 n 38 PHE 38 B VAL 39 n 39 VAL 39 B GLY 40 n 40 GLY 40 B TRP 41 n 41 TRP 41 B VAL 42 n 42 VAL 42 B PHE 43 n 43 PHE 43 B LEU 44 n 44 LEU 44 B HIS 45 n 45 HIS 45 B GLU 46 n 46 GLU 46 B LYS 47 n 47 LYS 47 B ALA 48 n 48 ALA 48 B TYR 49 n 49 TYR 49 B GLN 50 n 50 GLN 50 B VAL 51 n 51 VAL 51 B ARG 52 n 52 ARG 52 B ASP 53 n 53 ASP 53 B THR 54 n 54 THR 54 B ALA 55 n 55 ALA 55 B ILE 56 n 56 ILE 56 B GLU 57 n 57 GLU 57 B SER 58 n 58 SER 58 B SER 59 n 59 SER 59 B VAL 60 n 60 VAL 60 B VAL 61 n 61 VAL 61 B THR 62 n 62 THR 62 B LYS 63 n 63 LYS 63 B VAL 64 n 64 VAL 64 B LYS 65 n 65 LYS 65 B GLY 66 n 66 GLY 66 B SER 67 n 67 SER 67 B GLY 68 n 68 GLY 68 B LEU 69 n 69 LEU 69 B TYR 70 n 70 TYR 70 B ALA 71 n 71 ALA 71 B ASN 72 n 72 ASN 72 B ARG 73 n 73 ARG 73 B VAL 74 n 74 VAL 74 B MET 75 n 75 MET 75 B ASP 76 n 76 ASP 76 B VAL 77 n 77 VAL 77 B SER 78 n 78 SER 78 B ASP 79 n 79 ASP 79 B TYR 80 n 80 TYR 80 B VAL 81 n 81 VAL 81 B THR 82 n 82 THR 82 B PRO 83 n 83 PRO 83 B PRO 84 n 84 PRO 84 B GLN 85 n 85 GLN 85 B GLY 86 n 86 GLY 86 B THR 87 n 87 THR 87 B SER 88 n 88 SER 88 B VAL 89 n 89 VAL 89 B PHE 90 n 90 PHE 90 B VAL 91 n 91 VAL 91 B ILE 92 n 92 ILE 92 B ILE 93 n 93 ILE 93 B THR 94 n 94 THR 94 B LYS 95 n 95 LYS 95 B MET 96 n 96 MET 96 B ILE 97 n 97 ILE 97 B VAL 98 n 98 VAL 98 B THR 99 n 99 THR 99 B GLU 100 n 100 GLU 100 B ASN 101 n 101 ASN 101 B GLN 102 n 102 GLN 102 B MET 103 n 103 MET 103 B GLN 104 n 104 GLN 104 B GLY 105 n 105 GLY 105 B PHE 106 n 106 PHE 106 B CYS 107 n 107 CYS 107 B PRO 108 n 108 PRO 108 B GLU 109 n 109 GLU 109 B SER 110 n 110 SER 110 B GLU 111 n 111 GLU 111 B GLU 112 n 112 GLU 112 B LYS 113 n 113 LYS 113 B TYR 114 n 114 TYR 114 B ARG 115 n 115 ARG 115 B CYS 116 n 116 CYS 116 B VAL 117 n 117 VAL 117 B SER 118 n 118 SER 118 B ASP 119 n 119 ASP 119 B SER 120 n 120 SER 120 B GLN 121 n 121 GLN 121 B CYS 122 n 122 CYS 122 B GLY 123 n 123 GLY 123 B PRO 124 n 124 PRO 124 B GLU 125 n 125 GLU 125 B ARG 126 n 126 ARG 126 B LEU 127 n 127 LEU 127 B PRO 128 n 128 PRO 128 B GLY 129 n 129 GLY 129 B GLY 130 n 130 GLY 130 B GLY 131 n 131 GLY 131 B ILE 132 n 132 ILE 132 B LEU 133 n 133 LEU 133 B THR 134 n 134 THR 134 B GLY 135 n 135 GLY 135 B ARG 136 n 136 ARG 136 B CYS 137 n 137 CYS 137 B VAL 138 n 138 VAL 138 B ASN 139 n 139 ASN 139 B TYR 140 n 140 TYR 140 B SER 141 n 141 SER 141 B SER 142 n 142 SER 142 B VAL 143 n 143 VAL 143 B LEU 144 n 144 LEU 144 B ARG 145 n 145 ARG 145 B THR 146 n 146 THR 146 B CYS 147 n 147 CYS 147 B GLU 148 n 148 GLU 148 B ILE 149 n 149 ILE 149 B GLN 150 n 150 GLN 150 B GLY 151 n 151 GLY 151 B TRP 152 n 152 TRP 152 B CYS 153 n 153 CYS 153 B PRO 154 n 154 PRO 154 B THR 155 n 155 THR 155 B GLU 156 n 156 GLU 156 B VAL 157 n 157 VAL 157 B ASP 158 n 158 ASP 158 B THR 159 n 159 THR 159 B VAL 160 n 160 VAL 160 B GLU 161 n 161 GLU 161 B THR 162 n 162 THR 162 B PRO 163 n 163 PRO 163 B ILE 164 n 164 ILE 164 B MET 165 n 165 MET 165 B MET 166 n 166 MET 166 B GLU 167 n 167 GLU 167 B ALA 168 n 168 ALA 168 B GLU 169 n 169 GLU 169 B ASN 170 n 170 ASN 170 B PHE 171 n 171 PHE 171 B THR 172 n 172 THR 172 B ILE 173 n 173 ILE 173 B PHE 174 n 174 PHE 174 B ILE 175 n 175 ILE 175 B LYS 176 n 176 LYS 176 B ASN 177 n 177 ASN 177 B SER 178 n 178 SER 178 B ILE 179 n 179 ILE 179 B ARG 180 n 180 ARG 180 B PHE 181 n 181 PHE 181 B PRO 182 n 182 PRO 182 B LEU 183 n 183 LEU 183 B PHE 184 n 184 PHE 184 B ASN 185 n 185 ASN 185 B PHE 186 n 186 PHE 186 B GLU 187 n 187 GLU 187 B LYS 188 n 188 LYS 188 B GLY 189 n 189 GLY 189 B ASN 190 n 190 ASN 190 B LEU 191 n 191 LEU 191 B LEU 192 n 192 LEU 192 B PRO 193 n 193 PRO 193 B ASN 194 n 194 ASN 194 B LEU 195 n 195 LEU 195 B THR 196 n 196 THR 196 B ALA 197 n 197 ALA 197 B ARG 198 n 198 ARG 198 B ASP 199 n 199 ASP 199 B MET 200 n 200 MET 200 B LYS 201 n 201 LYS 201 B THR 202 n 202 THR 202 B CYS 203 n 203 CYS 203 B ARG 204 n 204 ARG 204 B PHE 205 n 205 PHE 205 B HIS 206 n 206 HIS 206 B PRO 207 n 207 PRO 207 B ASP 208 n 208 ASP 208 B LYS 209 n 209 LYS 209 B ASP 210 n 210 ASP 210 B PRO 211 n 211 PRO 211 B PHE 212 n 212 PHE 212 B CYS 213 n 213 CYS 213 B PRO 214 n 214 PRO 214 B ILE 215 n 215 ILE 215 B LEU 216 n 216 LEU 216 B ARG 217 n 217 ARG 217 B VAL 218 n 218 VAL 218 B GLY 219 n 219 GLY 219 B ASP 220 n 220 ASP 220 B VAL 221 n 221 VAL 221 B VAL 222 n 222 VAL 222 B LYS 223 n 223 LYS 223 B PHE 224 n 224 PHE 224 B ALA 225 n 225 ALA 225 B GLY 226 n 226 GLY 226 B GLN 227 n 227 GLN 227 B ASP 228 n 228 ASP 228 B PHE 229 n 229 PHE 229 B ALA 230 n 230 ALA 230 B LYS 231 n 231 LYS 231 B LEU 232 n 232 LEU 232 B ALA 233 n 233 ALA 233 B ARG 234 n 234 ARG 234 B THR 235 n 235 THR 235 B GLY 236 n 236 GLY 236 B GLY 237 n 237 GLY 237 B VAL 238 n 238 VAL 238 B LEU 239 n 239 LEU 239 B GLY 240 n 240 GLY 240 B ILE 241 n 241 ILE 241 B LYS 242 n 242 LYS 242 B ILE 243 n 243 ILE 243 B GLY 244 n 244 GLY 244 B TRP 245 n 245 TRP 245 B VAL 246 n 246 VAL 246 B CYS 247 n 247 CYS 247 B ASP 248 n 248 ASP 248 B LEU 249 n 249 LEU 249 B ASP 250 n 250 ASP 250 B LYS 251 n 251 LYS 251 B ALA 252 n 252 ALA 252 B TRP 253 n 253 TRP 253 B ASP 254 n 254 ASP 254 B GLN 255 n 255 GLN 255 B CYS 256 n 256 CYS 256 B ILE 257 n 257 ILE 257 B PRO 258 n 258 PRO 258 B LYS 259 n 259 LYS 259 B TYR 260 n 260 TYR 260 B SER 261 n 261 SER 261 B PHE 262 n 262 PHE 262 B THR 263 n 263 THR 263 B ARG 264 n 264 ARG 264 B LEU 265 n 265 LEU 265 B ASP 266 n 266 ASP 266 B SER 267 n 267 SER 267 B VAL 268 n 268 VAL 268 B SER 269 n 269 SER 269 B GLU 270 n 270 GLU 270 B LYS 271 n 271 LYS 271 B SER 272 n 272 SER 272 B SER 273 n 273 SER 273 B VAL 274 n 274 VAL 274 B SER 275 n 275 SER 275 B PRO 276 n 276 PRO 276 B GLY 277 n 277 GLY 277 B TYR 278 n 278 TYR 278 B ASN 279 n 279 ASN 279 B PHE 280 n 280 PHE 280 B ARG 281 n 281 ARG 281 B PHE 282 n 282 PHE 282 B ALA 283 n 283 ALA 283 B LYS 284 n 284 LYS 284 B TYR 285 n 285 TYR 285 B TYR 286 n 286 TYR 286 B LYS 287 n 287 LYS 287 B MET 288 n 288 MET 288 B GLU 289 n 289 GLU 289 B ASN 290 n 290 ASN 290 B GLY 291 n 291 GLY 291 B SER 292 n 292 SER 292 B GLU 293 n 293 GLU 293 B TYR 294 n 294 TYR 294 B ARG 295 n 295 ARG 295 B THR 296 n 296 THR 296 B LEU 297 n 297 LEU 297 B LEU 298 n 298 LEU 298 B LYS 299 n 299 LYS 299 B ALA 300 n 300 ALA 300 B PHE 301 n 301 PHE 301 B GLY 302 n 302 GLY 302 B ILE 303 n 303 ILE 303 B ARG 304 n 304 ARG 304 B PHE 305 n 305 PHE 305 B ASP 306 n 306 ASP 306 B VAL 307 n 307 VAL 307 B LEU 308 n 308 LEU 308 B VAL 309 n 309 VAL 309 B TYR 310 n 310 TYR 310 B GLY 311 n 311 GLY 311 B ASN 312 n 312 ASN 312 B ALA 313 n 313 ALA 313 B GLY 314 n 314 GLY 314 B LYS 315 n 315 LYS 315 B PHE 316 n 316 PHE 316 B ASN 317 n 317 ASN 317 B ILE 318 n 318 ILE 318 B ILE 319 n 319 ILE 319 B PRO 320 n 320 PRO 320 B THR 321 n 321 THR 321 B ILE 322 n 322 ILE 322 B ILE 323 n 323 ILE 323 B SER 324 n 324 SER 324 B SER 325 n 325 SER 325 B VAL 326 n 326 VAL 326 B ALA 327 n 327 ALA 327 B ALA 328 n 328 ALA 328 B PHE 329 n 329 PHE 329 B THR 330 n 330 THR 330 B SER 331 n 331 SER 331 B VAL 332 n 332 VAL 332 B GLY 333 n 333 GLY 333 B VAL 334 n 334 VAL 334 B GLY 335 n 335 GLY 335 B THR 336 n 336 THR 336 B VAL 337 n 337 VAL 337 B LEU 338 n 338 LEU 338 B CYS 339 n 339 CYS 339 B ASP 340 n 340 ASP 340 B ILE 341 n 341 ILE 341 B ILE 342 n 342 ILE 342 B LEU 343 n 343 LEU 343 B LEU 344 n 344 LEU 344 B ASN 345 n 345 ASN 345 B PHE 346 n 346 PHE 346 B n 347 347 B n 348 348 B n 349 349 B n 350 350 B n 351 351 B n 352 352 B n 353 353 B n 354 354 B n 355 355 B n 356 356 B n 357 357 B n 358 358 B n 359 359 B n 360 360 B n 361 361 B n 362 362 B n 363 363 B n 364 364 B n 1 1 C n 2 2 C n 3 3 C n 4 4 C n 5 5 C n 6 6 C n 7 7 C n 8 8 C n 9 9 C n 10 10 C n 11 11 C n 12 12 C n 13 13 C n 14 14 C n 15 15 C n 16 16 C n 17 17 C n 18 18 C n 19 19 C n 20 20 C n 21 21 C n 22 22 C n 23 23 C n 24 24 C n 25 25 C n 26 26 C n 27 27 C n 28 28 C n 29 29 C n 30 30 C n 31 31 C n 32 32 C n 33 33 C n 34 34 C n 35 35 C n 36 36 C n 37 37 C n 38 38 C n 39 39 C n 40 40 C n 41 41 C GLY 42 n 42 GLY 42 C VAL 43 n 43 VAL 43 C LEU 44 n 44 LEU 44 C TYR 45 n 45 TYR 45 C ARG 46 n 46 ARG 46 C ALA 47 n 47 ALA 47 C VAL 48 n 48 VAL 48 C GLN 49 n 49 GLN 49 C LEU 50 n 50 LEU 50 C LEU 51 n 51 LEU 51 C ILE 52 n 52 ILE 52 C LEU 53 n 53 LEU 53 C LEU 54 n 54 LEU 54 C TYR 55 n 55 TYR 55 C PHE 56 n 56 PHE 56 C VAL 57 n 57 VAL 57 C TRP 58 n 58 TRP 58 C TYR 59 n 59 TYR 59 C VAL 60 n 60 VAL 60 C PHE 61 n 61 PHE 61 C ILE 62 n 62 ILE 62 C VAL 63 n 63 VAL 63 C GLN 64 n 64 GLN 64 C LYS 65 n 65 LYS 65 C SER 66 n 66 SER 66 C TYR 67 n 67 TYR 67 C GLN 68 n 68 GLN 68 C GLU 69 n 69 GLU 69 C SER 70 n 70 SER 70 C GLU 71 n 71 GLU 71 C THR 72 n 72 THR 72 C GLY 73 n 73 GLY 73 C PRO 74 n 74 PRO 74 C GLU 75 n 75 GLU 75 C SER 76 n 76 SER 76 C SER 77 n 77 SER 77 C ILE 78 n 78 ILE 78 C ILE 79 n 79 ILE 79 C THR 80 n 80 THR 80 C LYS 81 n 81 LYS 81 C VAL 82 n 82 VAL 82 C LYS 83 n 83 LYS 83 C GLY 84 n 84 GLY 84 C ILE 85 n 85 ILE 85 C THR 86 n 86 THR 86 C THR 87 n 87 THR 87 C SER 88 n 88 SER 88 C GLU 89 n 89 GLU 89 C HIS 90 n 90 HIS 90 C LYS 91 n 91 LYS 91 C VAL 92 n 92 VAL 92 C TRP 93 n 93 TRP 93 C ASP 94 n 94 ASP 94 C VAL 95 n 95 VAL 95 C GLU 96 n 96 GLU 96 C GLU 97 n 97 GLU 97 C TYR 98 n 98 TYR 98 C VAL 99 n 99 VAL 99 C LYS 100 n 100 LYS 100 C PRO 101 n 101 PRO 101 C PRO 102 n 102 PRO 102 C GLU 103 n 103 GLU 103 C GLY 104 n 104 GLY 104 C GLY 105 n 105 GLY 105 C SER 106 n 106 SER 106 C VAL 107 n 107 VAL 107 C PHE 108 n 108 PHE 108 C SER 109 n 109 SER 109 C ILE 110 n 110 ILE 110 C ILE 111 n 111 ILE 111 C THR 112 n 112 THR 112 C ARG 113 n 113 ARG 113 C VAL 114 n 114 VAL 114 C GLU 115 n 115 GLU 115 C ALA 116 n 116 ALA 116 C THR 117 n 117 THR 117 C HIS 118 n 118 HIS 118 C SER 119 n 119 SER 119 C GLN 120 n 120 GLN 120 C THR 121 n 121 THR 121 C GLN 122 n 122 GLN 122 C GLY 123 n 123 GLY 123 C THR 124 n 124 THR 124 C CYS 125 n 125 CYS 125 C PRO 126 n 126 PRO 126 C GLU 127 n 127 GLU 127 C SER 128 n 128 SER 128 C ILE 129 n 129 ILE 129 C ARG 130 n 130 ARG 130 C VAL 131 n 131 VAL 131 C HIS 132 n 132 HIS 132 C ASN 133 n 133 ASN 133 C ALA 134 n 134 ALA 134 C THR 135 n 135 THR 135 C CYS 136 n 136 CYS 136 C LEU 137 n 137 LEU 137 C SER 138 n 138 SER 138 C ASP 139 n 139 ASP 139 C ALA 140 n 140 ALA 140 C ASP 141 n 141 ASP 141 C CYS 142 n 142 CYS 142 C VAL 143 n 143 VAL 143 C ALA 144 n 144 ALA 144 C GLY 145 n 145 GLY 145 C GLU 146 n 146 GLU 146 C LEU 147 n 147 LEU 147 C ASP 148 n 148 ASP 148 C MET 149 n 149 MET 149 C LEU 150 n 150 LEU 150 C GLY 151 n 151 GLY 151 C ASN 152 n 152 ASN 152 C GLY 153 n 153 GLY 153 C LEU 154 n 154 LEU 154 C ARG 155 n 155 ARG 155 C THR 156 n 156 THR 156 C GLY 157 n 157 GLY 157 C ARG 158 n 158 ARG 158 C CYS 159 n 159 CYS 159 C VAL 160 n 160 VAL 160 C PRO 161 n 161 PRO 161 C TYR 162 n 162 TYR 162 C TYR 163 n 163 TYR 163 C GLN 164 n 164 GLN 164 C GLY 165 n 165 GLY 165 C PRO 166 n 166 PRO 166 C SER 167 n 167 SER 167 C LYS 168 n 168 LYS 168 C THR 169 n 169 THR 169 C CYS 170 n 170 CYS 170 C GLU 171 n 171 GLU 171 C VAL 172 n 172 VAL 172 C PHE 173 n 173 PHE 173 C GLY 174 n 174 GLY 174 C TRP 175 n 175 TRP 175 C CYS 176 n 176 CYS 176 C PRO 177 n 177 PRO 177 C VAL 178 n 178 VAL 178 C GLU 179 n 179 GLU 179 C ASP 180 n 180 ASP 180 C GLY 181 n 181 GLY 181 C ALA 182 n 182 ALA 182 C SER 183 n 183 SER 183 C VAL 184 n 184 VAL 184 C SER 185 n 185 SER 185 C GLN 186 n 186 GLN 186 C PHE 187 n 187 PHE 187 C LEU 188 n 188 LEU 188 C GLY 189 n 189 GLY 189 C THR 190 n 190 THR 190 C MET 191 n 191 MET 191 C ALA 192 n 192 ALA 192 C PRO 193 n 193 PRO 193 C ASN 194 n 194 ASN 194 C PHE 195 n 195 PHE 195 C THR 196 n 196 THR 196 C ILE 197 n 197 ILE 197 C LEU 198 n 198 LEU 198 C ILE 199 n 199 ILE 199 C LYS 200 n 200 LYS 200 C ASN 201 n 201 ASN 201 C SER 202 n 202 SER 202 C ILE 203 n 203 ILE 203 C HIS 204 n 204 HIS 204 C TYR 205 n 205 TYR 205 C PRO 206 n 206 PRO 206 C LYS 207 n 207 LYS 207 C PHE 208 n 208 PHE 208 C HIS 209 n 209 HIS 209 C PHE 210 n 210 PHE 210 C SER 211 n 211 SER 211 C LYS 212 n 212 LYS 212 C GLY 213 n 213 GLY 213 C ASN 214 n 214 ASN 214 C ILE 215 n 215 ILE 215 C ALA 216 n 216 ALA 216 C ASP 217 n 217 ASP 217 C ARG 218 n 218 ARG 218 C THR 219 n 219 THR 219 C ASP 220 n 220 ASP 220 C GLY 221 n 221 GLY 221 C TYR 222 n 222 TYR 222 C LEU 223 n 223 LEU 223 C LYS 224 n 224 LYS 224 C ARG 225 n 225 ARG 225 C CYS 226 n 226 CYS 226 C THR 227 n 227 THR 227 C PHE 228 n 228 PHE 228 C HIS 229 n 229 HIS 229 C GLU 230 n 230 GLU 230 C ALA 231 n 231 ALA 231 C SER 232 n 232 SER 232 C ASP 233 n 233 ASP 233 C LEU 234 n 234 LEU 234 C TYR 235 n 235 TYR 235 C CYS 236 n 236 CYS 236 C PRO 237 n 237 PRO 237 C ILE 238 n 238 ILE 238 C PHE 239 n 239 PHE 239 C LYS 240 n 240 LYS 240 C LEU 241 n 241 LEU 241 C GLY 242 n 242 GLY 242 C PHE 243 n 243 PHE 243 C ILE 244 n 244 ILE 244 C VAL 245 n 245 VAL 245 C GLU 246 n 246 GLU 246 C LYS 247 n 247 LYS 247 C ALA 248 n 248 ALA 248 C GLY 249 n 249 GLY 249 C GLU 250 n 250 GLU 250 C SER 251 n 251 SER 251 C PHE 252 n 252 PHE 252 C THR 253 n 253 THR 253 C GLU 254 n 254 GLU 254 C LEU 255 n 255 LEU 255 C ALA 256 n 256 ALA 256 C HIS 257 n 257 HIS 257 C LYS 258 n 258 LYS 258 C GLY 259 n 259 GLY 259 C GLY 260 n 260 GLY 260 C VAL 261 n 261 VAL 261 C ILE 262 n 262 ILE 262 C GLY 263 n 263 GLY 263 C VAL 264 n 264 VAL 264 C ILE 265 n 265 ILE 265 C ILE 266 n 266 ILE 266 C ASN 267 n 267 ASN 267 C TRP 268 n 268 TRP 268 C ASP 269 n 269 ASP 269 C CYS 270 n 270 CYS 270 C ASP 271 n 271 ASP 271 C LEU 272 n 272 LEU 272 C ASP 273 n 273 ASP 273 C LEU 274 n 274 LEU 274 C PRO 275 n 275 PRO 275 C ALA 276 n 276 ALA 276 C SER 277 n 277 SER 277 C GLU 278 n 278 GLU 278 C CYS 279 n 279 CYS 279 C ASN 280 n 280 ASN 280 C PRO 281 n 281 PRO 281 C LYS 282 n 282 LYS 282 C TYR 283 n 283 TYR 283 C SER 284 n 284 SER 284 C PHE 285 n 285 PHE 285 C ARG 286 n 286 ARG 286 C ARG 287 n 287 ARG 287 C LEU 288 n 288 LEU 288 C ASP 289 n 289 ASP 289 C PRO 290 n 290 PRO 290 C LYS 291 n 291 LYS 291 C HIS 292 n 292 HIS 292 C VAL 293 n 293 VAL 293 C PRO 294 n 294 PRO 294 C ALA 295 n 295 ALA 295 C SER 296 n 296 SER 296 C SER 297 n 297 SER 297 C GLY 298 n 298 GLY 298 C TYR 299 n 299 TYR 299 C ASN 300 n 300 ASN 300 C PHE 301 n 301 PHE 301 C ARG 302 n 302 ARG 302 C PHE 303 n 303 PHE 303 C ALA 304 n 304 ALA 304 C LYS 305 n 305 LYS 305 C TYR 306 n 306 TYR 306 C TYR 307 n 307 TYR 307 C LYS 308 n 308 LYS 308 C ILE 309 n 309 ILE 309 C ASN 310 n 310 ASN 310 C GLY 311 n 311 GLY 311 C THR 312 n 312 THR 312 C THR 313 n 313 THR 313 C THR 314 n 314 THR 314 C ARG 315 n 315 ARG 315 C THR 316 n 316 THR 316 C LEU 317 n 317 LEU 317 C ILE 318 n 318 ILE 318 C LYS 319 n 319 LYS 319 C ALA 320 n 320 ALA 320 C TYR 321 n 321 TYR 321 C GLY 322 n 322 GLY 322 C ILE 323 n 323 ILE 323 C ARG 324 n 324 ARG 324 C ILE 325 n 325 ILE 325 C ASP 326 n 326 ASP 326 C VAL 327 n 327 VAL 327 C ILE 328 n 328 ILE 328 C VAL 329 n 329 VAL 329 C HIS 330 n 330 HIS 330 C GLY 331 n 331 GLY 331 C GLN 332 n 332 GLN 332 C ALA 333 n 333 ALA 333 C GLY 334 n 334 GLY 334 C LYS 335 n 335 LYS 335 C PHE 336 n 336 PHE 336 C SER 337 n 337 SER 337 C LEU 338 n 338 LEU 338 C ILE 339 n 339 ILE 339 C PRO 340 n 340 PRO 340 C THR 341 n 341 THR 341 C ILE 342 n 342 ILE 342 C ILE 343 n 343 ILE 343 C ASN 344 n 344 ASN 344 C LEU 345 n 345 LEU 345 C ALA 346 n 346 ALA 346 C THR 347 n 347 THR 347 C ALA 348 n 348 ALA 348 C LEU 349 n 349 LEU 349 C THR 350 n 350 THR 350 C SER 351 n 351 SER 351 C VAL 352 n 352 VAL 352 C GLY 353 n 353 GLY 353 C VAL 354 n 354 VAL 354 C GLY 355 n 355 GLY 355 C SER 356 n 356 SER 356 C PHE 357 n 357 PHE 357 C LEU 358 n 358 LEU 358 C CYS 359 n 359 CYS 359 C ASP 360 n 360 ASP 360 C TRP 361 n 361 TRP 361 C ILE 362 n 362 ILE 362 C LEU 363 n 363 LEU 363 C LEU 364 n 364 LEU 364 C n 365 365 C n 366 366 C n 367 367 C n 368 368 C n 369 369 C n 370 370 C n 371 371 C n 372 372 C n 373 373 C n 374 374 C n 375 375 C n 376 376 C n 377 377 C n 378 378 C n 379 379 C n 380 380 C n 381 381 C n 382 382 C n 383 383 C n 384 384 C n 385 385 C n 386 386 C n 387 387 C n 388 388 C n 389 389 C n 390 390 C n 391 391 C n 392 392 C n 393 393 C n 394 394 C n 395 395 C n 396 396 C n 397 397 C n 398 398 C n 399 399 C n 400 400 C n 401 401 C n 402 402 C n 403 403 C n 404 404 C n 405 405 C n 406 406 C n 407 407 C n 408 408 C n 409 409 C n 410 410 C n 411 411 C n 412 412 C n 413 413 C n 414 414 C n 415 415 C n 416 416 C n 417 417 C n 418 418 C n 419 419 C n 420 420 C n 421 421 C n 422 422 C n 423 423 C n 424 424 C n 425 425 C n 426 426 C n 427 427 C n 428 428 C n 429 429 C n 430 430 C n 431 431 C n 432 432 C n 433 433 C n 434 434 C n 435 435 C n 436 436 C n 437 437 C n 438 438 C n 439 439 C n 440 440 C n 441 441 C n 442 442 C n 443 443 C n 444 444 C n 445 445 C n 446 446 C n 447 447 C n 448 448 C n 449 449 C n 450 450 C n 451 451 C n 452 452 C n 453 453 C n 454 454 C n 455 455 C n 456 456 C n 457 457 C n 458 458 C n 459 459 C n 460 460 C n 461 461 C n 462 462 C n 463 463 C n 464 464 C n 465 465 C n 466 466 C n 467 467 C n 468 468 C n 469 469 C n 470 470 C n 471 471 C author_defined_assembly 3 trimeric not applicable electron microscopy 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 identity operation 0.0000000000 0.0000000000 0.0000000000 A N VAL 51 A N VAL 51 A O LYS 315 A O LYS 315 A N THR 82 A N THR 82 A O VAL 91 A O VAL 91 A N THR 99 A N THR 99 A O LEU 297 A O LEU 297 A N GLY 240 A N GLY 240 A O THR 263 A O THR 263 A N ILE 241 A N ILE 241 A O LEU 308 A O LEU 308 A N TYR 286 A N TYR 286 A O TYR 294 A O TYR 294 A N LYS 65 A N LYS 65 A O THR 172 A O THR 172 A N ILE 179 A N ILE 179 A O LYS 188 A O LYS 188 A N ILE 173 A N ILE 173 A O LEU 216 A O LEU 216 A N GLY 68 A N GLY 68 A O MET 75 A O MET 75 A N GLY 105 A N GLY 105 A O GLY 151 A O GLY 151 A O THR 146 A O THR 146 A N VAL 138 A N VAL 138 B N ASP 53 B N ASP 53 B O ALA 313 B O ALA 313 B N THR 82 B N THR 82 B O VAL 91 B O VAL 91 B N MET 103 B N MET 103 B O CYS 153 B O CYS 153 B N THR 99 B N THR 99 B O LEU 297 B O LEU 297 B N ILE 132 B N ILE 132 B O GLN 150 B O GLN 150 B N GLY 240 B N GLY 240 B O THR 263 B O THR 263 B N ILE 241 B N ILE 241 B O LEU 308 B O LEU 308 B N PHE 282 B N PHE 282 B O LEU 298 B O LEU 298 B N LYS 63 B N LYS 63 B O PHE 174 B O PHE 174 B N ILE 179 B N ILE 179 B O LYS 188 B O LYS 188 B N ILE 173 B N ILE 173 B O LEU 216 B O LEU 216 B N TYR 70 B N TYR 70 B O ARG 73 B O ARG 73 B N VAL 138 B N VAL 138 B O THR 146 B O THR 146 C N GLU 69 C N GLU 69 C O LYS 335 C O LYS 335 C N LYS 83 C N LYS 83 C O THR 196 C O THR 196 C N ILE 203 C N ILE 203 C O LYS 212 C O LYS 212 C N ILE 197 C N ILE 197 C O PHE 239 C O PHE 239 C N THR 86 C N THR 86 C O TRP 93 C O TRP 93 C N LYS 100 C N LYS 100 C O SER 109 C O SER 109 C N GLY 123 C N GLY 123 C O GLY 174 C O GLY 174 C N VAL 114 C N VAL 114 C O GLN 186 C O GLN 186 C N THR 112 C N THR 112 C O TYR 321 C O TYR 321 C N VAL 160 C N VAL 160 C O THR 169 C O THR 169 C N GLY 263 C N GLY 263 C O ARG 286 C O ARG 286 C N ILE 266 C N ILE 266 C O ILE 328 C O ILE 328 C N PHE 303 C N PHE 303 C O ILE 318 C O ILE 318 1 A CG ARG 126 A CG ARG 126 1 Y 1 A CD ARG 126 A CD ARG 126 1 Y 1 A NE ARG 126 A NE ARG 126 1 Y 1 A CZ ARG 126 A CZ ARG 126 1 Y 1 A NH1 ARG 126 A NH1 ARG 126 1 Y 1 A NH2 ARG 126 A NH2 ARG 126 1 Y 1 B CG ARG 126 B CG ARG 126 1 Y 1 B CD ARG 126 B CD ARG 126 1 Y 1 B NE ARG 126 B NE ARG 126 1 Y 1 B CZ ARG 126 B CZ ARG 126 1 Y 1 B NH1 ARG 126 B NH1 ARG 126 1 Y 1 B NH2 ARG 126 B NH2 ARG 126 1 Y 1 A MET 1 A MET 1 1 Y 1 A ASN 2 A ASN 2 1 Y 1 A CYS 3 A CYS 3 1 Y 1 A ILE 4 A ILE 4 1 Y 1 A SER 5 A SER 5 1 Y 1 A ASP 6 A ASP 6 1 Y 1 A PHE 7 A PHE 7 1 Y 1 A PHE 8 A PHE 8 1 Y 1 A THR 9 A THR 9 1 Y 1 A TYR 10 A TYR 10 1 Y 1 A GLU 11 A GLU 11 1 Y 1 A THR 12 A THR 12 1 Y 1 A THR 13 A THR 13 1 Y 1 A LYS 14 A LYS 14 1 Y 1 A SER 15 A SER 15 1 Y 1 A VAL 16 A VAL 16 1 Y 1 A VAL 17 A VAL 17 1 Y 1 A VAL 18 A VAL 18 1 Y 1 A LYS 19 A LYS 19 1 Y 1 A SER 20 A SER 20 1 Y 1 A TRP 21 A TRP 21 1 Y 1 A THR 22 A THR 22 1 Y 1 A ILE 23 A ILE 23 1 Y 1 A GLY 24 A GLY 24 1 Y 1 A LEU 344 A LEU 344 1 Y 1 A ASN 345 A ASN 345 1 Y 1 A PHE 346 A PHE 346 1 Y 1 A LEU 347 A LEU 347 1 Y 1 A LYS 348 A LYS 348 1 Y 1 A GLY 349 A GLY 349 1 Y 1 A ALA 350 A ALA 350 1 Y 1 A ASP 351 A ASP 351 1 Y 1 A GLN 352 A GLN 352 1 Y 1 A TYR 353 A TYR 353 1 Y 1 A LYS 354 A LYS 354 1 Y 1 A ALA 355 A ALA 355 1 Y 1 A LYS 356 A LYS 356 1 Y 1 A LYS 357 A LYS 357 1 Y 1 A PHE 358 A PHE 358 1 Y 1 A GLU 359 A GLU 359 1 Y 1 A GLU 360 A GLU 360 1 Y 1 A VAL 361 A VAL 361 1 Y 1 A ASN 362 A ASN 362 1 Y 1 A GLU 363 A GLU 363 1 Y 1 A THR 364 A THR 364 1 Y 1 B MET 1 B MET 1 1 Y 1 B ASN 2 B ASN 2 1 Y 1 B CYS 3 B CYS 3 1 Y 1 B ILE 4 B ILE 4 1 Y 1 B SER 5 B SER 5 1 Y 1 B ASP 6 B ASP 6 1 Y 1 B PHE 7 B PHE 7 1 Y 1 B PHE 8 B PHE 8 1 Y 1 B THR 9 B THR 9 1 Y 1 B TYR 10 B TYR 10 1 Y 1 B GLU 11 B GLU 11 1 Y 1 B THR 12 B THR 12 1 Y 1 B THR 13 B THR 13 1 Y 1 B LYS 14 B LYS 14 1 Y 1 B SER 15 B SER 15 1 Y 1 B VAL 16 B VAL 16 1 Y 1 B VAL 17 B VAL 17 1 Y 1 B VAL 18 B VAL 18 1 Y 1 B LYS 19 B LYS 19 1 Y 1 B SER 20 B SER 20 1 Y 1 B TRP 21 B TRP 21 1 Y 1 B LEU 347 B LEU 347 1 Y 1 B LYS 348 B LYS 348 1 Y 1 B GLY 349 B GLY 349 1 Y 1 B ALA 350 B ALA 350 1 Y 1 B ASP 351 B ASP 351 1 Y 1 B GLN 352 B GLN 352 1 Y 1 B TYR 353 B TYR 353 1 Y 1 B LYS 354 B LYS 354 1 Y 1 B ALA 355 B ALA 355 1 Y 1 B LYS 356 B LYS 356 1 Y 1 B LYS 357 B LYS 357 1 Y 1 B PHE 358 B PHE 358 1 Y 1 B GLU 359 B GLU 359 1 Y 1 B GLU 360 B GLU 360 1 Y 1 B VAL 361 B VAL 361 1 Y 1 B ASN 362 B ASN 362 1 Y 1 B GLU 363 B GLU 363 1 Y 1 B THR 364 B THR 364 1 Y 1 C MET 1 C MET 1 1 Y 1 C ALA 2 C ALA 2 1 Y 1 C ALA 3 C ALA 3 1 Y 1 C ALA 4 C ALA 4 1 Y 1 C GLN 5 C GLN 5 1 Y 1 C PRO 6 C PRO 6 1 Y 1 C LYS 7 C LYS 7 1 Y 1 C TYR 8 C TYR 8 1 Y 1 C PRO 9 C PRO 9 1 Y 1 C ALA 10 C ALA 10 1 Y 1 C GLY 11 C GLY 11 1 Y 1 C ALA 12 C ALA 12 1 Y 1 C THR 13 C THR 13 1 Y 1 C ALA 14 C ALA 14 1 Y 1 C ARG 15 C ARG 15 1 Y 1 C ARG 16 C ARG 16 1 Y 1 C LEU 17 C LEU 17 1 Y 1 C ALA 18 C ALA 18 1 Y 1 C ARG 19 C ARG 19 1 Y 1 C GLY 20 C GLY 20 1 Y 1 C CYS 21 C CYS 21 1 Y 1 C TRP 22 C TRP 22 1 Y 1 C SER 23 C SER 23 1 Y 1 C ALA 24 C ALA 24 1 Y 1 C LEU 25 C LEU 25 1 Y 1 C TRP 26 C TRP 26 1 Y 1 C ASP 27 C ASP 27 1 Y 1 C TYR 28 C TYR 28 1 Y 1 C GLU 29 C GLU 29 1 Y 1 C THR 30 C THR 30 1 Y 1 C PRO 31 C PRO 31 1 Y 1 C LYS 32 C LYS 32 1 Y 1 C VAL 33 C VAL 33 1 Y 1 C ILE 34 C ILE 34 1 Y 1 C VAL 35 C VAL 35 1 Y 1 C VAL 36 C VAL 36 1 Y 1 C ARG 37 C ARG 37 1 Y 1 C ASN 38 C ASN 38 1 Y 1 C ARG 39 C ARG 39 1 Y 1 C ARG 40 C ARG 40 1 Y 1 C LEU 41 C LEU 41 1 Y 1 C THR 365 C THR 365 1 Y 1 C PHE 366 C PHE 366 1 Y 1 C MET 367 C MET 367 1 Y 1 C ASN 368 C ASN 368 1 Y 1 C LYS 369 C LYS 369 1 Y 1 C ASN 370 C ASN 370 1 Y 1 C LYS 371 C LYS 371 1 Y 1 C VAL 372 C VAL 372 1 Y 1 C TYR 373 C TYR 373 1 Y 1 C SER 374 C SER 374 1 Y 1 C HIS 375 C HIS 375 1 Y 1 C LYS 376 C LYS 376 1 Y 1 C LYS 377 C LYS 377 1 Y 1 C PHE 378 C PHE 378 1 Y 1 C ASP 379 C ASP 379 1 Y 1 C LYS 380 C LYS 380 1 Y 1 C VAL 381 C VAL 381 1 Y 1 C CYS 382 C CYS 382 1 Y 1 C THR 383 C THR 383 1 Y 1 C PRO 384 C PRO 384 1 Y 1 C SER 385 C SER 385 1 Y 1 C HIS 386 C HIS 386 1 Y 1 C PRO 387 C PRO 387 1 Y 1 C SER 388 C SER 388 1 Y 1 C GLY 389 C GLY 389 1 Y 1 C SER 390 C SER 390 1 Y 1 C TRP 391 C TRP 391 1 Y 1 C PRO 392 C PRO 392 1 Y 1 C VAL 393 C VAL 393 1 Y 1 C THR 394 C THR 394 1 Y 1 C LEU 395 C LEU 395 1 Y 1 C ALA 396 C ALA 396 1 Y 1 C ARG 397 C ARG 397 1 Y 1 C VAL 398 C VAL 398 1 Y 1 C LEU 399 C LEU 399 1 Y 1 C GLY 400 C GLY 400 1 Y 1 C GLN 401 C GLN 401 1 Y 1 C ALA 402 C ALA 402 1 Y 1 C PRO 403 C PRO 403 1 Y 1 C PRO 404 C PRO 404 1 Y 1 C GLU 405 C GLU 405 1 Y 1 C PRO 406 C PRO 406 1 Y 1 C GLY 407 C GLY 407 1 Y 1 C HIS 408 C HIS 408 1 Y 1 C ARG 409 C ARG 409 1 Y 1 C SER 410 C SER 410 1 Y 1 C GLU 411 C GLU 411 1 Y 1 C ASP 412 C ASP 412 1 Y 1 C GLN 413 C GLN 413 1 Y 1 C HIS 414 C HIS 414 1 Y 1 C PRO 415 C PRO 415 1 Y 1 C SER 416 C SER 416 1 Y 1 C PRO 417 C PRO 417 1 Y 1 C PRO 418 C PRO 418 1 Y 1 C SER 419 C SER 419 1 Y 1 C GLY 420 C GLY 420 1 Y 1 C GLN 421 C GLN 421 1 Y 1 C GLU 422 C GLU 422 1 Y 1 C GLY 423 C GLY 423 1 Y 1 C GLN 424 C GLN 424 1 Y 1 C GLN 425 C GLN 425 1 Y 1 C GLY 426 C GLY 426 1 Y 1 C ALA 427 C ALA 427 1 Y 1 C GLU 428 C GLU 428 1 Y 1 C CYS 429 C CYS 429 1 Y 1 C GLY 430 C GLY 430 1 Y 1 C PRO 431 C PRO 431 1 Y 1 C ALA 432 C ALA 432 1 Y 1 C PHE 433 C PHE 433 1 Y 1 C PRO 434 C PRO 434 1 Y 1 C PRO 435 C PRO 435 1 Y 1 C LEU 436 C LEU 436 1 Y 1 C ARG 437 C ARG 437 1 Y 1 C PRO 438 C PRO 438 1 Y 1 C CYS 439 C CYS 439 1 Y 1 C PRO 440 C PRO 440 1 Y 1 C ILE 441 C ILE 441 1 Y 1 C SER 442 C SER 442 1 Y 1 C ALA 443 C ALA 443 1 Y 1 C PRO 444 C PRO 444 1 Y 1 C SER 445 C SER 445 1 Y 1 C GLU 446 C GLU 446 1 Y 1 C GLN 447 C GLN 447 1 Y 1 C MET 448 C MET 448 1 Y 1 C VAL 449 C VAL 449 1 Y 1 C ASP 450 C ASP 450 1 Y 1 C THR 451 C THR 451 1 Y 1 C PRO 452 C PRO 452 1 Y 1 C ALA 453 C ALA 453 1 Y 1 C SER 454 C SER 454 1 Y 1 C GLU 455 C GLU 455 1 Y 1 C PRO 456 C PRO 456 1 Y 1 C ALA 457 C ALA 457 1 Y 1 C GLN 458 C GLN 458 1 Y 1 C ALA 459 C ALA 459 1 Y 1 C SER 460 C SER 460 1 Y 1 C THR 461 C THR 461 1 Y 1 C PRO 462 C PRO 462 1 Y 1 C THR 463 C THR 463 1 Y 1 C ASP 464 C ASP 464 1 Y 1 C PRO 465 C PRO 465 1 Y 1 C LYS 466 C LYS 466 1 Y 1 C GLY 467 C GLY 467 1 Y 1 C LEU 468 C LEU 468 1 Y 1 C ALA 469 C ALA 469 1 Y 1 C GLN 470 C GLN 470 1 Y 1 C LEU 471 C LEU 471 1 Y 1 A A CYS PRO 153 154 50.57 1 B B C N THR VAL 336 337 0.177 0.023 1.336 1.513 Y 1 C C C N SER PHE 356 357 0.151 0.023 1.336 1.487 Y 1 A SER 141 -151.12 89.14 1 A SER 142 68.78 -12.44 1 A ASP 266 -100.89 43.08 1 B GLU 125 -109.90 -60.53 1 B ARG 136 -125.46 -168.85 1 B THR 202 -140.56 24.57 1 B LEU 249 66.57 -1.59 1 B SER 267 -67.06 0.10 1 B SER 275 -154.67 82.63 1 C ASP 220 -140.04 16.50 REAL-SPACE (WEIGHTED MAP SUM AT ATOM CENTERS) 0.004 7946 0.789 10799 10.329 4680 0.054 1231 0.006 1349 N Cryo-EM structure of the human P2X2/3 heteromer receptor - class 1 (1:2) 1 N N 1 N N 2 N N 3 N N 3 N N 4 N N 3 N N 3 N N 4 N N 4 N N 3 N N 3 N N A ILE 25 A ILE 25 HELX_P A VAL 42 A VAL 42 1 AA1 18 A ASP 76 A ASP 76 HELX_P A TYR 80 A TYR 80 1 AA2 5 A MET 166 A MET 166 HELX_P A ASN 170 A ASN 170 5 AA3 5 A VAL 218 A VAL 218 HELX_P A ALA 225 A ALA 225 1 AA4 8 A ASP 228 A ASP 228 HELX_P A ALA 233 A ALA 233 1 AA5 6 A ASP 266 A ASP 266 HELX_P A GLU 270 A GLU 270 5 AA6 5 A ILE 318 A ILE 318 HELX_P A LEU 343 A LEU 343 1 AA7 26 B ILE 23 B ILE 23 HELX_P B PHE 43 B PHE 43 1 AA8 21 B ASP 76 B ASP 76 HELX_P B ASP 79 B ASP 79 5 AA9 4 B SER 118 B SER 118 HELX_P B CYS 122 B CYS 122 5 AB1 5 B GLU 167 B GLU 167 HELX_P B ASN 170 B ASN 170 5 AB2 4 B ARG 198 B ARG 198 HELX_P B THR 202 B THR 202 5 AB3 5 B VAL 218 B VAL 218 HELX_P B VAL 222 B VAL 222 1 AB4 5 B ASP 228 B ASP 228 HELX_P B GLY 236 B GLY 236 1 AB5 9 B ASP 266 B ASP 266 HELX_P B GLU 270 B GLU 270 5 AB6 5 B ILE 318 B ILE 318 HELX_P B PHE 346 B PHE 346 1 AB7 29 C VAL 43 C VAL 43 HELX_P C ILE 62 C ILE 62 1 AB8 20 C ASP 94 C ASP 94 HELX_P C GLU 97 C GLU 97 5 AB9 4 C MET 191 C MET 191 HELX_P C ASN 194 C ASN 194 5 AC1 4 C LEU 241 C LEU 241 HELX_P C GLY 249 C GLY 249 1 AC2 9 C SER 251 C SER 251 HELX_P C ALA 256 C ALA 256 1 AC3 6 C LEU 338 C LEU 338 HELX_P C LEU 364 C LEU 364 1 AC4 27 disulf 2.044 A CYS 107 A SG CYS 107 1_555 A CYS 153 A SG CYS 153 1_555 disulf 2.033 A CYS 116 A SG CYS 116 1_555 A CYS 137 A SG CYS 137 1_555 disulf 2.037 A CYS 122 A SG CYS 122 1_555 A CYS 147 A SG CYS 147 1_555 disulf 2.060 A CYS 203 A SG CYS 203 1_555 A CYS 213 A SG CYS 213 1_555 disulf 2.033 A CYS 247 A SG CYS 247 1_555 A CYS 256 A SG CYS 256 1_555 disulf 2.032 B CYS 107 B SG CYS 107 1_555 B CYS 153 B SG CYS 153 1_555 disulf 2.035 B CYS 116 B SG CYS 116 1_555 B CYS 137 B SG CYS 137 1_555 disulf 2.039 B CYS 122 B SG CYS 122 1_555 B CYS 147 B SG CYS 147 1_555 disulf 2.312 B CYS 203 B SG CYS 203 1_555 B CYS 213 B SG CYS 213 1_555 disulf 2.032 B CYS 247 B SG CYS 247 1_555 B CYS 256 B SG CYS 256 1_555 disulf 2.033 C CYS 125 C SG CYS 125 1_555 C CYS 176 C SG CYS 176 1_555 disulf 2.036 C CYS 136 C SG CYS 136 1_555 C CYS 159 C SG CYS 159 1_555 disulf 2.035 C CYS 142 C SG CYS 142 1_555 C CYS 170 C SG CYS 170 1_555 disulf 2.031 C CYS 226 C SG CYS 226 1_555 C CYS 236 C SG CYS 236 1_555 disulf 2.030 C CYS 270 C SG CYS 270 1_555 C CYS 279 C SG CYS 279 1_555 covale 1.441 one N-Glycosylation A ASN 170 A ND2 ASN 170 1_555 A NAG 402 E C1 NAG 1_555 covale 1.457 one N-Glycosylation A ASN 290 A ND2 ASN 290 1_555 A NAG 401 D C1 NAG 1_555 covale 1.443 one N-Glycosylation B ASN 170 B ND2 ASN 170 1_555 B NAG 402 H C1 NAG 1_555 covale 1.441 one N-Glycosylation B ASN 290 B ND2 ASN 290 1_555 B NAG 401 G C1 NAG 1_555 covale 1.439 one N-Glycosylation C ASN 133 C ND2 ASN 133 1_555 C NAG 503 L C1 NAG 1_555 covale 1.426 one N-Glycosylation C ASN 194 C ND2 ASN 194 1_555 C NAG 502 K C1 NAG 1_555 MEMBRANE PROTEIN P2X;Ion Channel, MEMBRANE PROTEIN A THR 82 A THR 82 1 A PRO 83 A PRO 83 -2.49 B THR 82 B THR 82 1 B PRO 83 B PRO 83 -2.44 B CYS 153 B CYS 153 1 B PRO 154 B PRO 154 6.82 C LYS 100 C LYS 100 1 C PRO 101 C PRO 101 -2.61 C CYS 176 C CYS 176 1 C PRO 177 C PRO 177 0.79 P2RX3_HUMAN UNP 1 1 P56373 MNCISDFFTYETTKSVVVKSWTIGIINRVVQLLIISYFVGWVFLHEKAYQVRDTAIESSVVTKVKGSGLYANRVMDVSDY VTPPQGTSVFVIITKMIVTENQMQGFCPESEEKYRCVSDSQCGPERLPGGGILTGRCVNYSSVLRTCEIQGWCPTEVDTV ETPIMMEAENFTIFIKNSIRFPLFNFEKGNLLPNLTARDMKTCRFHPDKDPFCPILRVGDVVKFAGQDFAKLARTGGVLG IKIGWVCDLDKAWDQCIPKYSFTRLDSVSEKSSVSPGYNFRFAKYYKMENGSEYRTLLKAFGIRFDVLVYGNAGKFNIIP TIISSVAAFTSVGVGTVLCDIILLNFLKGADQYKAKKFEEVNET P2RX2_HUMAN UNP 2 1 Q9UBL9 MAAAQPKYPAGATARRLARGCWSALWDYETPKVIVVRNRRLGVLYRAVQLLILLYFVWYVFIVQKSYQESETGPESSIIT KVKGITTSEHKVWDVEEYVKPPEGGSVFSIITRVEATHSQTQGTCPESIRVHNATCLSDADCVAGELDMLGNGLRTGRCV PYYQGPSKTCEVFGWCPVEDGASVSQFLGTMAPNFTILIKNSIHYPKFHFSKGNIADRTDGYLKRCTFHEASDLYCPIFK LGFIVEKAGESFTELAHKGGVIGVIINWDCDLDLPASECNPKYSFRRLDPKHVPASSGYNFRFAKYYKINGTTTRTLIKA YGIRIDVIVHGQAGKFSLIPTIINLATALTSVGVGSFLCDWILLTFMNKNKVYSHKKFDKVCTPSHPSGSWPVTLARVLG QAPPEPGHRSEDQHPSPPSGQEGQQGAECGPAFPPLRPCPISAPSEQMVDTPASEPAQASTPTDPKGLAQL 1 364 9UX1 1 364 P56373 A 1 1 364 1 364 9UX1 1 364 P56373 B 1 1 364 1 471 9UX1 1 471 Q9UBL9 C 2 1 471 7 4 2 3 9 4 2 2 2 4 2 9 anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel A GLN 50 A GLN 50 A ASP 53 A ASP 53 A VAL 81 A VAL 81 A THR 82 A THR 82 A PHE 90 A PHE 90 A GLN 102 A GLN 102 A GLY 237 A GLY 237 A VAL 246 A VAL 246 A TYR 260 A TYR 260 A ARG 264 A ARG 264 A ASN 279 A ASN 279 A MET 288 A MET 288 A SER 292 A SER 292 A PHE 316 A PHE 316 A VAL 60 A VAL 60 A LYS 65 A LYS 65 A THR 172 A THR 172 A PHE 181 A PHE 181 A PHE 186 A PHE 186 A GLY 189 A GLY 189 A ILE 215 A ILE 215 A ARG 217 A ARG 217 A GLY 68 A GLY 68 A TYR 70 A TYR 70 A ARG 73 A ARG 73 A MET 75 A MET 75 A GLN 104 A GLN 104 A CYS 107 A CYS 107 A ARG 145 A ARG 145 A TRP 152 A TRP 152 A ILE 132 A ILE 132 A ASN 139 A ASN 139 B GLN 50 B GLN 50 B ASP 53 B ASP 53 B VAL 81 B VAL 81 B THR 82 B THR 82 B PHE 90 B PHE 90 B PRO 108 B PRO 108 B ILE 132 B ILE 132 B LEU 133 B LEU 133 B GLU 148 B GLU 148 B CYS 153 B CYS 153 B GLY 237 B GLY 237 B VAL 246 B VAL 246 B PRO 258 B PRO 258 B ARG 264 B ARG 264 B ASN 279 B ASN 279 B LYS 287 B LYS 287 B GLU 293 B GLU 293 B PHE 316 B PHE 316 B GLU 57 B GLU 57 B LYS 65 B LYS 65 B THR 172 B THR 172 B PHE 181 B PHE 181 B PHE 186 B PHE 186 B GLY 189 B GLY 189 B ILE 215 B ILE 215 B ARG 217 B ARG 217 B GLY 68 B GLY 68 B TYR 70 B TYR 70 B ARG 73 B ARG 73 B MET 75 B MET 75 B VAL 138 B VAL 138 B ASN 139 B ASN 139 B ARG 145 B ARG 145 B THR 146 B THR 146 C GLN 68 C GLN 68 C SER 70 C SER 70 C GLY 334 C GLY 334 C PHE 336 C PHE 336 C ILE 78 C ILE 78 C LYS 83 C LYS 83 C THR 196 C THR 196 C TYR 205 C TYR 205 C PHE 210 C PHE 210 C GLY 213 C GLY 213 C ILE 238 C ILE 238 C LYS 240 C LYS 240 C THR 86 C THR 86 C SER 88 C SER 88 C LYS 91 C LYS 91 C TRP 93 C TRP 93 C VAL 99 C VAL 99 C LYS 100 C LYS 100 C VAL 107 C VAL 107 C PRO 126 C PRO 126 C LEU 154 C LEU 154 C PRO 161 C PRO 161 C LYS 168 C LYS 168 C CYS 176 C CYS 176 C VAL 184 C VAL 184 C PHE 187 C PHE 187 C GLY 260 C GLY 260 C ASP 269 C ASP 269 C PRO 281 C PRO 281 C ARG 287 C ARG 287 C ASN 300 C ASN 300 C LYS 308 C LYS 308 C THR 313 C THR 313 C GLN 332 C GLN 332 1 P 1