0.008962 0.000000 0.000000 0.000000 0.022119 0.000000 0.000000 0.000000 0.017771 0.00000 0.00000 0.00000 Yang, J. Cheng, Z. Niu, Z. Zhao, Z.J. Zhou, G.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90 90 90 111.58 45.21 56.27 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 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 C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C9 H12 N O6 P 261.168 n O-PHOSPHOTYROSINE PHOSPHONOTYROSINE 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 US J.Biol.Chem. JBCHA3 0071 0021-9258 275 4066 4071 10.1074/jbc.275.6.4066 10660565 Structural basis for substrate specificity of protein-tyrosine phosphatase SHP-1. 2000 10.2210/pdb1fpr/pdb pdb_00001fpr 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 85 1 IMAGE PLATE 1998-08-08 MARRESEARCH SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE RIGAKU RU300 32558.781 PROTEIN-TYROSINE PHOSPHATASE 1C 3.1.3.48 CATALYTIC DOMAIN C455S 1 man polymer 1235.146 PEPTIDE PY469 1 syn polymer PTP-1C, HEMATOPOIETIC CELL PROTEIN-TYROSINE PHOSPHATASE, SH-PTP1 no no GFWEEFESLQKQEVKNLHQRLEGQRPENKGKNRYKNILPFDHSRVILQGRDSNIPGSDYINANYIKNQLLGPDENAKTYI ASQGCLEATVNDFWQMAWQENSRVIVMTTREVEKGRNKCVPYWPEVGMQRAYGPYSVTNCGEHDTTEYKLRTLQVSPLDN GDLIREIWHYQYLSWPDHGVPSEPGGVLSFLDQINQRQESLPHAGPIIVHSSAGIGRTGTIIVIDMLMENISTKGLDCDI DIQKTIQMVRAQRSGMVQTEAQYKFIYVAIAQFIETTKKKLEVL GFWEEFESLQKQEVKNLHQRLEGQRPENKGKNRYKNILPFDHSRVILQGRDSNIPGSDYINANYIKNQLLGPDENAKTYI ASQGCLEATVNDFWQMAWQENSRVIVMTTREVEKGRNKCVPYWPEVGMQRAYGPYSVTNCGEHDTTEYKLRTLQVSPLDN GDLIREIWHYQYLSWPDHGVPSEPGGVLSFLDQINQRQESLPHAGPIIVHSSAGIGRTGTIIVIDMLMENISTKGLDCDI DIQKTIQMVRAQRSGMVQTEAQYKFIYVAIAQFIETTKKKLEVL A polypeptide(L) no yes EDTLT(PTR)ADLD EDTLTYADLD B 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 human Homo Escherichia sample 9606 Homo sapiens 562 Escherichia coli 1 2.10 41.40 VAPOR DIFFUSION 8.5 ammonium sulfate, pH 8.5, VAPOR DIFFUSION, temperature 277K 277 software database_2 struct_conn struct_ref_seq_dif repository Initial release Version format compliance Version format compliance Refinement description Database references Derived calculations 1 0 2001-03-07 1 1 2008-04-27 1 2 2011-07-13 1 3 2017-10-04 1 4 2021-11-03 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_dist_value _struct_conn.pdbx_leaving_atom_flag _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_ref_seq_dif.details RCSB Y RCSB 2000-08-31 REL This peptide was chemically synthesized. The sequence of this peptide occurs naturally in humans (Homo sapiens) sample GLY 245 n 1 GLY 245 A PHE 246 n 2 PHE 246 A TRP 247 n 3 TRP 247 A GLU 248 n 4 GLU 248 A GLU 249 n 5 GLU 249 A PHE 250 n 6 PHE 250 A GLU 251 n 7 GLU 251 A SER 252 n 8 SER 252 A LEU 253 n 9 LEU 253 A GLN 254 n 10 GLN 254 A LYS 255 n 11 LYS 255 A GLN 256 n 12 GLN 256 A GLU 257 n 13 GLU 257 A VAL 258 n 14 VAL 258 A LYS 259 n 15 LYS 259 A ASN 260 n 16 ASN 260 A LEU 261 n 17 LEU 261 A HIS 262 n 18 HIS 262 A GLN 263 n 19 GLN 263 A ARG 264 n 20 ARG 264 A LEU 265 n 21 LEU 265 A GLU 266 n 22 GLU 266 A GLY 267 n 23 GLY 267 A GLN 268 n 24 GLN 268 A ARG 269 n 25 ARG 269 A PRO 270 n 26 PRO 270 A GLU 271 n 27 GLU 271 A ASN 272 n 28 ASN 272 A LYS 273 n 29 LYS 273 A GLY 274 n 30 GLY 274 A LYS 275 n 31 LYS 275 A ASN 276 n 32 ASN 276 A ARG 277 n 33 ARG 277 A TYR 278 n 34 TYR 278 A LYS 279 n 35 LYS 279 A ASN 280 n 36 ASN 280 A ILE 281 n 37 ILE 281 A LEU 282 n 38 LEU 282 A PRO 283 n 39 PRO 283 A PHE 284 n 40 PHE 284 A ASP 285 n 41 ASP 285 A HIS 286 n 42 HIS 286 A SER 287 n 43 SER 287 A ARG 288 n 44 ARG 288 A VAL 289 n 45 VAL 289 A ILE 290 n 46 ILE 290 A LEU 291 n 47 LEU 291 A GLN 292 n 48 GLN 292 A GLY 293 n 49 GLY 293 A ARG 294 n 50 ARG 294 A ASP 295 n 51 ASP 295 A SER 296 n 52 SER 296 A ASN 297 n 53 ASN 297 A ILE 298 n 54 ILE 298 A PRO 299 n 55 PRO 299 A GLY 300 n 56 GLY 300 A SER 301 n 57 SER 301 A ASP 302 n 58 ASP 302 A TYR 303 n 59 TYR 303 A ILE 304 n 60 ILE 304 A ASN 305 n 61 ASN 305 A ALA 306 n 62 ALA 306 A ASN 307 n 63 ASN 307 A TYR 308 n 64 TYR 308 A ILE 309 n 65 ILE 309 A LYS 310 n 66 LYS 310 A ASN 311 n 67 ASN 311 A GLN 312 n 68 GLN 312 A LEU 313 n 69 LEU 313 A LEU 314 n 70 LEU 314 A GLY 315 n 71 GLY 315 A PRO 316 n 72 PRO 316 A ASP 317 n 73 ASP 317 A GLU 318 n 74 GLU 318 A ASN 319 n 75 ASN 319 A ALA 320 n 76 ALA 320 A LYS 321 n 77 LYS 321 A THR 322 n 78 THR 322 A TYR 323 n 79 TYR 323 A ILE 324 n 80 ILE 324 A ALA 325 n 81 ALA 325 A SER 326 n 82 SER 326 A GLN 327 n 83 GLN 327 A GLY 328 n 84 GLY 328 A CYS 329 n 85 CYS 329 A LEU 330 n 86 LEU 330 A GLU 331 n 87 GLU 331 A ALA 332 n 88 ALA 332 A THR 333 n 89 THR 333 A VAL 334 n 90 VAL 334 A ASN 335 n 91 ASN 335 A ASP 336 n 92 ASP 336 A PHE 337 n 93 PHE 337 A TRP 338 n 94 TRP 338 A GLN 339 n 95 GLN 339 A MET 340 n 96 MET 340 A ALA 341 n 97 ALA 341 A TRP 342 n 98 TRP 342 A GLN 343 n 99 GLN 343 A GLU 344 n 100 GLU 344 A ASN 345 n 101 ASN 345 A SER 346 n 102 SER 346 A ARG 347 n 103 ARG 347 A VAL 348 n 104 VAL 348 A ILE 349 n 105 ILE 349 A VAL 350 n 106 VAL 350 A MET 351 n 107 MET 351 A THR 352 n 108 THR 352 A THR 353 n 109 THR 353 A ARG 354 n 110 ARG 354 A GLU 355 n 111 GLU 355 A VAL 356 n 112 VAL 356 A GLU 357 n 113 GLU 357 A LYS 358 n 114 LYS 358 A GLY 359 n 115 GLY 359 A ARG 360 n 116 ARG 360 A ASN 361 n 117 ASN 361 A LYS 362 n 118 LYS 362 A CYS 363 n 119 CYS 363 A VAL 364 n 120 VAL 364 A PRO 365 n 121 PRO 365 A TYR 366 n 122 TYR 366 A TRP 367 n 123 TRP 367 A PRO 368 n 124 PRO 368 A GLU 369 n 125 GLU 369 A VAL 370 n 126 VAL 370 A GLY 371 n 127 GLY 371 A MET 372 n 128 MET 372 A GLN 373 n 129 GLN 373 A ARG 374 n 130 ARG 374 A ALA 375 n 131 ALA 375 A TYR 376 n 132 TYR 376 A GLY 377 n 133 GLY 377 A PRO 378 n 134 PRO 378 A TYR 379 n 135 TYR 379 A SER 380 n 136 SER 380 A VAL 381 n 137 VAL 381 A THR 382 n 138 THR 382 A ASN 383 n 139 ASN 383 A CYS 384 n 140 CYS 384 A GLY 385 n 141 GLY 385 A GLU 386 n 142 GLU 386 A HIS 387 n 143 HIS 387 A ASP 388 n 144 ASP 388 A THR 389 n 145 THR 389 A THR 390 n 146 THR 390 A GLU 391 n 147 GLU 391 A TYR 392 n 148 TYR 392 A LYS 393 n 149 LYS 393 A LEU 394 n 150 LEU 394 A ARG 395 n 151 ARG 395 A THR 396 n 152 THR 396 A LEU 397 n 153 LEU 397 A GLN 398 n 154 GLN 398 A VAL 399 n 155 VAL 399 A SER 400 n 156 SER 400 A PRO 401 n 157 PRO 401 A LEU 402 n 158 LEU 402 A ASP 403 n 159 ASP 403 A ASN 404 n 160 ASN 404 A GLY 405 n 161 GLY 405 A ASP 406 n 162 ASP 406 A LEU 407 n 163 LEU 407 A ILE 408 n 164 ILE 408 A ARG 409 n 165 ARG 409 A GLU 410 n 166 GLU 410 A ILE 411 n 167 ILE 411 A TRP 412 n 168 TRP 412 A HIS 413 n 169 HIS 413 A TYR 414 n 170 TYR 414 A GLN 415 n 171 GLN 415 A TYR 416 n 172 TYR 416 A LEU 417 n 173 LEU 417 A SER 418 n 174 SER 418 A TRP 419 n 175 TRP 419 A PRO 420 n 176 PRO 420 A ASP 421 n 177 ASP 421 A HIS 422 n 178 HIS 422 A GLY 423 n 179 GLY 423 A VAL 424 n 180 VAL 424 A PRO 425 n 181 PRO 425 A SER 426 n 182 SER 426 A GLU 427 n 183 GLU 427 A PRO 428 n 184 PRO 428 A GLY 429 n 185 GLY 429 A GLY 430 n 186 GLY 430 A VAL 431 n 187 VAL 431 A LEU 432 n 188 LEU 432 A SER 433 n 189 SER 433 A PHE 434 n 190 PHE 434 A LEU 435 n 191 LEU 435 A ASP 436 n 192 ASP 436 A GLN 437 n 193 GLN 437 A ILE 438 n 194 ILE 438 A ASN 439 n 195 ASN 439 A GLN 440 n 196 GLN 440 A ARG 441 n 197 ARG 441 A GLN 442 n 198 GLN 442 A GLU 443 n 199 GLU 443 A SER 444 n 200 SER 444 A LEU 445 n 201 LEU 445 A PRO 446 n 202 PRO 446 A HIS 447 n 203 HIS 447 A ALA 448 n 204 ALA 448 A GLY 449 n 205 GLY 449 A PRO 450 n 206 PRO 450 A ILE 451 n 207 ILE 451 A ILE 452 n 208 ILE 452 A VAL 453 n 209 VAL 453 A HIS 454 n 210 HIS 454 A SER 455 n 211 SER 455 A SER 456 n 212 SER 456 A ALA 457 n 213 ALA 457 A GLY 458 n 214 GLY 458 A ILE 459 n 215 ILE 459 A GLY 460 n 216 GLY 460 A ARG 461 n 217 ARG 461 A THR 462 n 218 THR 462 A GLY 463 n 219 GLY 463 A THR 464 n 220 THR 464 A ILE 465 n 221 ILE 465 A ILE 466 n 222 ILE 466 A VAL 467 n 223 VAL 467 A ILE 468 n 224 ILE 468 A ASP 469 n 225 ASP 469 A MET 470 n 226 MET 470 A LEU 471 n 227 LEU 471 A MET 472 n 228 MET 472 A GLU 473 n 229 GLU 473 A ASN 474 n 230 ASN 474 A ILE 475 n 231 ILE 475 A SER 476 n 232 SER 476 A THR 477 n 233 THR 477 A LYS 478 n 234 LYS 478 A GLY 479 n 235 GLY 479 A LEU 480 n 236 LEU 480 A ASP 481 n 237 ASP 481 A CYS 482 n 238 CYS 482 A ASP 483 n 239 ASP 483 A ILE 484 n 240 ILE 484 A ASP 485 n 241 ASP 485 A ILE 486 n 242 ILE 486 A GLN 487 n 243 GLN 487 A LYS 488 n 244 LYS 488 A THR 489 n 245 THR 489 A ILE 490 n 246 ILE 490 A GLN 491 n 247 GLN 491 A MET 492 n 248 MET 492 A VAL 493 n 249 VAL 493 A ARG 494 n 250 ARG 494 A ALA 495 n 251 ALA 495 A GLN 496 n 252 GLN 496 A ARG 497 n 253 ARG 497 A SER 498 n 254 SER 498 A GLY 499 n 255 GLY 499 A MET 500 n 256 MET 500 A VAL 501 n 257 VAL 501 A GLN 502 n 258 GLN 502 A THR 503 n 259 THR 503 A GLU 504 n 260 GLU 504 A ALA 505 n 261 ALA 505 A GLN 506 n 262 GLN 506 A TYR 507 n 263 TYR 507 A LYS 508 n 264 LYS 508 A PHE 509 n 265 PHE 509 A ILE 510 n 266 ILE 510 A TYR 511 n 267 TYR 511 A VAL 512 n 268 VAL 512 A ALA 513 n 269 ALA 513 A ILE 514 n 270 ILE 514 A ALA 515 n 271 ALA 515 A GLN 516 n 272 GLN 516 A PHE 517 n 273 PHE 517 A ILE 518 n 274 ILE 518 A GLU 519 n 275 GLU 519 A THR 520 n 276 THR 520 A THR 521 n 277 THR 521 A LYS 522 n 278 LYS 522 A LYS 523 n 279 LYS 523 A LYS 524 n 280 LYS 524 A LEU 525 n 281 LEU 525 A GLU 526 n 282 GLU 526 A VAL 527 n 283 VAL 527 A LEU 528 n 284 LEU 528 A GLU 1464 n 1 GLU 1464 B ASP 1465 n 2 ASP 1465 B THR 1466 n 3 THR 1466 B LEU 1467 n 4 LEU 1467 B THR 1468 n 5 THR 1468 B PTR 1469 n 6 PTR 1469 B ALA 1470 n 7 ALA 1470 B ASP 1471 n 8 ASP 1471 B LEU 1472 n 9 LEU 1472 B ASP 1473 n 10 ASP 1473 B author_and_software_defined_assembly PISA 2 dimeric software_defined_assembly PISA 4 tetrameric 1340 -9 14080 6290 -35 24550 B PTR 1469 O-PHOSPHOTYROSINE B PTR 6 TYR 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 2_555 -x,-y,z crystal symmetry operation 0.0000000000 0.0000000000 0.0000000000 A O VAL 289 A O VAL 45 A N ILE 304 A N ILE 60 A N ILE 309 A N ILE 65 A O TYR 323 A O TYR 79 A O THR 322 A O THR 78 A N ILE 451 A N ILE 207 A N ILE 452 A N ILE 208 A O VAL 348 A O VAL 104 A N ILE 349 A N ILE 105 A O TRP 412 A O TRP 168 A N HIS 413 A N HIS 169 A O ARG 395 A O ARG 151 A O SER 400 A O SER 156 A N SER 380 A N SER 136 A N ASN 383 A N ASN 139 A O MET 372 A O MET 128 1 A PRO 270 -64.28 4.19 1 A ARG 294 -77.33 -159.06 1 A PRO 299 -39.78 -84.91 1 A SER 301 -150.04 -45.82 1 A ASN 319 24.46 48.51 1 A CYS 329 29.64 48.06 1 A ALA 332 -69.67 31.68 1 A THR 333 -171.17 17.92 1 A THR 352 -81.19 30.03 1 A LYS 358 3.27 105.51 1 A ARG 360 -122.92 -85.80 1 A ASN 361 -168.26 50.61 1 A PRO 368 -84.47 -125.84 1 A ASP 388 -58.35 -172.76 1 A THR 389 -170.92 -169.67 1 A LEU 394 -162.73 101.88 1 A TYR 414 -101.12 73.38 1 A PRO 420 -47.74 104.99 1 A ASP 421 -50.64 -5.45 1 A HIS 422 -149.20 49.89 1 A HIS 454 169.45 162.78 1 A SER 455 -140.35 -134.24 1 A ILE 459 -139.85 -76.37 1 A ALA 495 -61.15 16.81 1 A VAL 501 71.98 82.11 1 A GLN 506 -48.78 -19.05 1 B ASP 1465 -65.50 82.43 1 B LEU 1467 175.21 -164.03 1 B THR 1468 176.57 176.61 1 B PTR 1469 138.77 -99.23 1 B ALA 1470 -16.47 153.87 1 B ASP 1471 170.13 159.03 1 B LEU 1472 -172.36 -165.39 0.303 0.194 0.199 2.5 6 844 8433 7199 Random 1 2 2.5 6 0 2374 0 0 2374 0.007 1.4 27.6 0.6 2.5 1FPR 0.097 1 85 data collection MAR345 data scaling SCALEPACK phasing AMoRE refinement X-PLOR 3.851 CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN THE CATALYTIC DOMAIN OF SHP-1 AND AN IN VITRO PEPTIDE SUBSTRATE PY469 DERIVED FROM SHPS-1. 1 N N 2 N N A GLY 245 A GLY 1 HELX_P A GLN 254 A GLN 10 1 1 10 A GLY 315 A GLY 71 HELX_P A ASN 319 A ASN 75 5 2 5 A LEU 330 A LEU 86 HELX_P A ALA 332 A ALA 88 5 3 3 A THR 333 A THR 89 HELX_P A GLU 344 A GLU 100 1 4 12 A PRO 428 A PRO 184 HELX_P A GLU 443 A GLU 199 1 5 16 A ILE 459 A ILE 215 HELX_P A GLY 479 A GLY 235 1 6 21 A ASP 485 A ASP 241 HELX_P A ALA 495 A ALA 251 1 7 11 A GLU 504 A GLU 260 HELX_P A GLU 526 A GLU 282 1 8 23 disulf 2.028 A CYS 329 A SG CYS 85 1_555 A CYS 363 A SG CYS 119 1_555 covale 1.881 none A SER 455 A OG SER 211 1_555 B PTR 1469 B O3P PTR 6 1_555 covale 1.341 both B THR 1468 B C THR 5 1_555 B PTR 1469 B N PTR 6 1_555 covale 1.334 both B PTR 1469 B C PTR 6 1_555 B ALA 1470 B N ALA 7 1_555 SIGNALING PROTEIN protein tyrosine phosphatase, substrate specificity, residue shift, SIGNALING PROTEIN PTN6_HUMAN UNP 1 243 P29350 GFWEEFESLQKQEVKNLHQRLEGQRPENKGKNRYKNILPFDHSRVILQGRDSNIPGSDYINANYIKNQLLGPDENAKTYI ASQGCLEATVNDFWQMAWQENSRVIVMTTREVEKGRNKCVPYWPEVGMQRAYGPYSVTNCGEHDTTEYKLRTLQVSPLDN GDLIREIWHYQYLSWPDHGVPSEPGGVLSFLDQINQRQESLPHAGPIIVHCSAGIGRTGTIIVIDMLMENISTKGLDCDI DIQKTIQMVRAQRSGMVQTEAQYKFIYVAIAQFIETTKKKLEVL 1FPR PDB 2 1FPR 243 526 1FPR 245 528 P29350 A 1 1 284 1464 1473 1FPR 1464 1473 1FPR B 2 1 10 1 CYS engineered mutation SER 455 1FPR A P29350 UNP 453 211 2 8 anti-parallel anti-parallel parallel parallel parallel anti-parallel anti-parallel anti-parallel A ARG 288 A ARG 44 A ILE 290 A ILE 46 A TYR 303 A TYR 59 A ASN 307 A ASN 63 A ILE 309 A ILE 65 A LYS 310 A LYS 66 A THR 322 A THR 78 A ILE 324 A ILE 80 A ILE 451 A ILE 207 A HIS 454 A HIS 210 A VAL 348 A VAL 104 A MET 351 A MET 107 A ARG 409 A ARG 165 A HIS 413 A HIS 169 A ARG 395 A ARG 151 A PRO 401 A PRO 157 A TYR 379 A TYR 135 A GLU 386 A GLU 142 A MET 372 A MET 128 A TYR 376 A TYR 132 18 P 21 21 2