0.022302 0.000000 0.001994 0.000000 0.015244 0.000000 0.000000 0.000000 0.017476 0.00000 0.00000 0.00000 Matthews, T.P. McHardy, T. Klair, S. Boxall, K. Fisher, M. Cherry, M. Allen, C.E. Addison, G.J. Ellard, J. Aherne, G.W. Westwood, I.M. vanMontfort, R. Garrett, M.D. Reader, J.C. Collins, I. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 2 90.00 95.11 90.00 44.840 65.600 57.450 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 C2 H6 O2 62.068 1,2-ETHANEDIOL ETHYLENE GLYCOL non-polymer 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 H2 O 18.015 WATER non-polymer 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 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 C12 H9 N7 251.247 6-(1H-PYRAZOL-3-YL)-3-(1H-PYRAZOL-4-YL)IMIDAZO[1,2-A]PYRAZINE non-polymer 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 N N 75 R C N 76 N C N 77 N O N 78 N C N 79 N S N 80 N O N 81 N H N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N H N 88 N C N 89 N O N 90 N C N 91 N O N 92 N H N 93 N H N 94 N H N 95 N H N 96 N H N 97 N H N 98 N N N 99 S C N 100 N C N 101 N O N 102 N C N 103 N C N 104 N C N 105 N O N 106 N N N 107 N O 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 N N 119 S C N 120 N C N 121 N O N 122 N C N 123 N C N 124 N C N 125 N O N 126 N O 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 H N 136 N H N 137 N N N 138 N C N 139 N C N 140 N O N 141 N O N 142 N H N 143 N H N 144 N H N 145 N H N 146 N H N 147 N N N 148 S C N 149 N C N 150 N O N 151 N C Y 152 N C Y 153 N N Y 154 N C Y 155 N C Y 156 N N N 157 N O N 158 N H N 159 N H N 160 N H N 161 N H N 162 N H N 163 N H N 164 N H N 165 N H N 166 N H N 167 N H N 168 N O N 169 N H N 170 N H N 171 N N N 172 S C N 173 N C N 174 N O N 175 S C N 176 N C N 177 N C N 178 N C N 179 N O N 180 N H N 181 N H N 182 N H N 183 N H N 184 N H N 185 N H N 186 N H N 187 N H N 188 N H N 189 N H N 190 N H N 191 N H N 192 N H N 193 N N N 194 S C N 195 N C N 196 N O N 197 N C N 198 N C N 199 N C N 200 N C N 201 N O N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N H N 210 N H N 211 N H N 212 N H N 213 N H N 214 N H N 215 N N N 216 S C N 217 N C N 218 N O N 219 N C N 220 N C N 221 N C N 222 N C N 223 N N N 224 N O N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N H N 233 N H N 234 N H N 235 N H N 236 N H N 237 N H N 238 N H N 239 N H N 240 N N N 241 S C N 242 N C N 243 N O N 244 N C N 245 N C N 246 N S N 247 N C N 248 N O N 249 N H N 250 N H N 251 N H N 252 N H N 253 N H N 254 N H N 255 N H N 256 N H N 257 N H N 258 N H N 259 N H N 260 N N N 261 S C N 262 N C N 263 N O N 264 N C Y 265 N C Y 266 N C Y 267 N C Y 268 N C Y 269 N C Y 270 N C N 271 N O N 272 N H N 273 N H N 274 N H N 275 N H N 276 N H N 277 N H N 278 N H N 279 N H N 280 N H N 281 N H N 282 N H N 283 N N N 284 S C N 285 N C N 286 N O N 287 N C N 288 N C N 289 N C N 290 N O N 291 N H N 292 N H N 293 N H N 294 N H N 295 N H N 296 N H N 297 N H N 298 N H N 299 N H N 300 N N N 301 S C N 302 N C N 303 N O N 304 N C N 305 N O N 306 N O N 307 N H N 308 N H N 309 N H N 310 N H N 311 N H N 312 N H N 313 N H N 314 N N N 315 S C N 316 N C N 317 N O N 318 R C N 319 N O N 320 N C N 321 N O N 322 N H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N H N 328 N H N 329 N H N 330 N H N 331 N N N 332 S C N 333 N C N 334 N O N 335 N C Y 336 N C Y 337 N C Y 338 N C Y 339 N N Y 340 N C Y 341 N C Y 342 N C Y 343 N C Y 344 N C N 345 N O N 346 N H N 347 N H N 348 N H N 349 N H N 350 N H N 351 N H N 352 N H N 353 N H N 354 N H N 355 N H N 356 N H N 357 N H N 358 N N N 359 S C N 360 N C N 361 N O N 362 N C Y 363 N C Y 364 N C Y 365 N C Y 366 N C Y 367 N C Y 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 H N 379 N H N 380 N H N 381 N H N 382 N N N 383 S C N 384 N C N 385 N O N 386 N C N 387 N C N 388 N C N 389 N O N 390 N H N 391 N H N 392 N H N 393 N H N 394 N H N 395 N H N 396 N H N 397 N H N 398 N H N 399 N H N 400 N H Y 401 N C Y 402 N N Y 403 N N Y 404 N C Y 405 N C Y 406 N C Y 407 N C Y 408 N N Y 409 N N Y 410 N C Y 411 N C Y 412 N N Y 413 N C Y 414 N C Y 415 N C Y 416 N C Y 417 N C Y 418 N N Y 419 N N N 420 N H N 421 N H N 422 N H N 423 N H N 424 N H N 425 N H N 426 N H N 427 N H N 428 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 sing 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 sing 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 doub N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N doub N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N sing N 117 N doub N 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 doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N doub N 145 N sing N 146 N sing N 147 N sing N 148 N sing Y 149 N sing Y 150 N doub Y 151 N doub N 152 N sing Y 153 N sing N 154 N sing Y 155 N sing N 156 N sing N 157 N sing 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 sing N 166 N sing N 167 N doub 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 sing 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 sing N 185 N sing N 186 N sing N 187 N sing N 188 N doub N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 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 sing N 206 N sing N 207 N sing N 208 N sing N 209 N doub 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 sing 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 doub 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 sing N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N doub N 253 N sing N 254 N sing N 255 N sing N 256 N sing Y 257 N doub Y 258 N sing Y 259 N sing N 260 N sing Y 261 N doub N 262 N sing Y 263 N doub N 264 N sing Y 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 sing N 272 N sing N 273 N sing N 274 N sing N 275 N doub 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 doub 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 sing N 321 N doub N 322 N sing N 323 N sing N 324 N sing N 325 N sing Y 326 N doub Y 327 N sing Y 328 N sing N 329 N sing Y 330 N doub Y 331 N sing Y 332 N sing N 333 N sing Y 334 N sing Y 335 N doub N 336 N sing Y 337 N doub N 338 N sing Y 339 N sing N 340 N sing N 341 N sing N 342 N sing N 343 N sing N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N doub N 350 N sing N 351 N sing N 352 N sing N 353 N sing Y 354 N doub Y 355 N sing Y 356 N sing N 357 N sing Y 358 N doub N 359 N sing Y 360 N doub N 361 N sing Y 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 Y 385 N doub Y 386 N sing Y 387 N sing Y 388 N sing Y 389 N doub Y 390 N sing Y 391 N doub Y 392 N sing Y 393 N sing Y 394 N sing Y 395 N sing Y 396 N doub Y 397 N sing Y 398 N doub Y 399 N sing Y 400 N doub Y 401 N sing Y 402 N sing Y 403 N doub Y 404 N doub Y 405 N sing Y 406 N sing N 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 UK Bioorg.Med.Chem.Lett. BMCLE8 1127 0960-894X 20 4045 10.1016/J.BMCL.2010.05.096 20561787 Design and Evaluation of 3,6-Di(Hetero)Aryl Imidazo[1,2-A]Pyrazines as Inhibitors of Checkpoint and Other Kinases. 2010 US J.Med.Chem. JMCMAR 0151 0022-2623 52 4810 10.1021/JM900314J 19572549 Identification of Inhibitors of Checkpoint Kinase 1 Through Template Screening. 2009 10.2210/pdb2xez/pdb pdb_00002xez 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 CCD 2006-05-11 RIGAKU CCD SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE RIGAKU MICROMAX-007 HF 33042.988 SERINE/THREONINE-PROTEIN KINASE CHK1 2.7.11.1 KINASE DOMAIN, RESIDUES 1-289 1 man polymer 251.247 6-(1H-PYRAZOL-3-YL)-3-(1H-PYRAZOL-4-YL)IMIDAZO[1,2-A]PYRAZINE 1 syn non-polymer 62.068 1,2-ETHANEDIOL 6 syn non-polymer 18.015 water 67 nat water CHECKPOINT KINASE 1, CHEK1, CHK1 no no MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKRAVDCPENIKKEICINKMLNHENVVKFYGHRREGNIQ YLFLEYCSGGELFDRIEPDIGMPEPDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATVFRYNNR ERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAGELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLA LLHKILVENPSARITIPDIKKDRWYNKPLKKGAKRPRVTSGGVSESPSG MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKRAVDCPENIKKEICINKMLNHENVVKFYGHRREGNIQ YLFLEYCSGGELFDRIEPDIGMPEPDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATVFRYNNR ERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAGELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLA LLHKILVENPSARITIPDIKKDRWYNKPLKKGAKRPRVTSGGVSESPSG A 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 HUMAN FALL ARMYWORM sample 9606 HOMO SAPIENS SF9 7108 SPODOPTERA FRUGIPERDA 1 2.7 54.3 NONE DL-MALIC ACID/PEG3350 diffrn_source chem_comp_atom chem_comp_bond database_2 pdbx_database_status pdbx_initial_refinement_model struct_site repository Initial release Version format compliance Version format compliance Data collection Data collection Database references Derived calculations Other Refinement description 1 0 2010-07-07 1 1 2011-05-08 1 2 2011-07-13 1 3 2017-06-28 1 4 2023-12-20 _diffrn_source.type _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_database_status.status_code_sf _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY DISCOVERY OF A NOVEL CLASS OF TRIAZOLONES AS CHECKPOINT KINASE INHIBITORS - HIT TO LEAD EXPLORATION CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY CRYSTAL STRUCTURE OF CHK1 WITH AN INDOL INHIBITOR CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING THE COMPLEX STRUCTURE OF CHECKPOINT KINASE CHK1/SB218078 STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY THE COMPLEX STRUCTURE OF CHECKPOINT KINASE CHK1/UCN-01 CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY DISCOVERY OF A NOVEL CLASS OF TRIAZOLONES AS CHECKPOINT KINASE INHIBITORS - HIT TO LEAD EXPLORATION IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION THE COMPLEX STRUCTURE OF CHECKPOINT KINASECHK1 /STAUROSPORINE CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS CRYSTAL STRUCTURE OF CHK1 COMPLEXED WITH A HYMENALDISINEANALOG IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING CO-CRYSTAL STRUCTURE OF CHECKPOINT KINASE CHK1 WITH APYRROLO-PYRIDINE INHIBITOR THE 1.7 A CRYSTAL STRUCTURE OF HUMAN CELL CYCLE CHECKPOINTKINASE CHK1 STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS DISCOVERY OF A NOVEL CLASS OF TRIAZOLONES AS CHECKPOINT KINASE INHIBITORS - HIT TO LEAD EXPLORATION IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS PDBE Y PDBE 2010-05-19 REL REL XEZ 6-(1H-PYRAZOL-3-YL)-3-(1H-PYRAZOL-4-YL)IMIDAZO[1,2-A]PYRAZINE EDO 1,2-ETHANEDIOL HOH water 3-(1H-PYRAZOL-3-YL)-6-(1H-PYRAZOL-4-YL)IMIDAZO[1, 2-A]PYRAZINE (XEZ): PYRAZOL-3-YL MAY BE MODELLED IN EITHER ORIENTATION, CO-PLANAR WITH IMIDAZOPYRAZINE RING. 2WMW PDB ENTRY 2WMW PDB experimental model XEZ 1271 2 XEZ XEZ 1271 A EDO 1272 3 EDO EDO 1272 A EDO 1273 3 EDO EDO 1273 A EDO 1274 3 EDO EDO 1274 A EDO 1275 3 EDO EDO 1275 A EDO 1276 3 EDO EDO 1276 A EDO 1277 3 EDO EDO 1277 A HOH 2001 4 HOH HOH 2001 A HOH 2002 4 HOH HOH 2002 A HOH 2003 4 HOH HOH 2003 A HOH 2004 4 HOH HOH 2004 A HOH 2005 4 HOH HOH 2005 A HOH 2006 4 HOH HOH 2006 A HOH 2007 4 HOH HOH 2007 A HOH 2008 4 HOH HOH 2008 A HOH 2009 4 HOH HOH 2009 A HOH 2010 4 HOH HOH 2010 A HOH 2011 4 HOH HOH 2011 A HOH 2012 4 HOH HOH 2012 A HOH 2013 4 HOH HOH 2013 A HOH 2014 4 HOH HOH 2014 A HOH 2015 4 HOH HOH 2015 A HOH 2016 4 HOH HOH 2016 A HOH 2017 4 HOH HOH 2017 A HOH 2018 4 HOH HOH 2018 A HOH 2019 4 HOH HOH 2019 A HOH 2020 4 HOH HOH 2020 A HOH 2021 4 HOH HOH 2021 A HOH 2022 4 HOH HOH 2022 A HOH 2023 4 HOH HOH 2023 A HOH 2024 4 HOH HOH 2024 A HOH 2025 4 HOH HOH 2025 A HOH 2026 4 HOH HOH 2026 A HOH 2027 4 HOH HOH 2027 A HOH 2028 4 HOH HOH 2028 A HOH 2029 4 HOH HOH 2029 A HOH 2030 4 HOH HOH 2030 A HOH 2031 4 HOH HOH 2031 A HOH 2032 4 HOH HOH 2032 A HOH 2033 4 HOH HOH 2033 A HOH 2034 4 HOH HOH 2034 A HOH 2035 4 HOH HOH 2035 A HOH 2036 4 HOH HOH 2036 A HOH 2037 4 HOH HOH 2037 A HOH 2038 4 HOH HOH 2038 A HOH 2039 4 HOH HOH 2039 A HOH 2040 4 HOH HOH 2040 A HOH 2041 4 HOH HOH 2041 A HOH 2042 4 HOH HOH 2042 A HOH 2043 4 HOH HOH 2043 A HOH 2044 4 HOH HOH 2044 A HOH 2045 4 HOH HOH 2045 A HOH 2046 4 HOH HOH 2046 A HOH 2047 4 HOH HOH 2047 A HOH 2048 4 HOH HOH 2048 A HOH 2049 4 HOH HOH 2049 A HOH 2050 4 HOH HOH 2050 A HOH 2051 4 HOH HOH 2051 A HOH 2052 4 HOH HOH 2052 A HOH 2053 4 HOH HOH 2053 A HOH 2054 4 HOH HOH 2054 A HOH 2055 4 HOH HOH 2055 A HOH 2056 4 HOH HOH 2056 A HOH 2057 4 HOH HOH 2057 A HOH 2058 4 HOH HOH 2058 A HOH 2059 4 HOH HOH 2059 A HOH 2060 4 HOH HOH 2060 A HOH 2061 4 HOH HOH 2061 A HOH 2062 4 HOH HOH 2062 A HOH 2063 4 HOH HOH 2063 A HOH 2064 4 HOH HOH 2064 A HOH 2065 4 HOH HOH 2065 A HOH 2066 4 HOH HOH 2066 A HOH 2067 4 HOH HOH 2067 A n 1 1 A n 2 2 A n 3 3 A n 4 4 A n 5 5 A n 6 6 A GLU 7 n 7 GLU 7 A ASP 8 n 8 ASP 8 A TRP 9 n 9 TRP 9 A ASP 10 n 10 ASP 10 A LEU 11 n 11 LEU 11 A VAL 12 n 12 VAL 12 A GLN 13 n 13 GLN 13 A THR 14 n 14 THR 14 A LEU 15 n 15 LEU 15 A GLY 16 n 16 GLY 16 A n 17 17 A n 18 18 A n 19 19 A n 20 20 A n 21 21 A GLU 22 n 22 GLU 22 A VAL 23 n 23 VAL 23 A GLN 24 n 24 GLN 24 A LEU 25 n 25 LEU 25 A ALA 26 n 26 ALA 26 A VAL 27 n 27 VAL 27 A ASN 28 n 28 ASN 28 A ARG 29 n 29 ARG 29 A VAL 30 n 30 VAL 30 A THR 31 n 31 THR 31 A GLU 32 n 32 GLU 32 A GLU 33 n 33 GLU 33 A ALA 34 n 34 ALA 34 A VAL 35 n 35 VAL 35 A ALA 36 n 36 ALA 36 A VAL 37 n 37 VAL 37 A LYS 38 n 38 LYS 38 A ILE 39 n 39 ILE 39 A VAL 40 n 40 VAL 40 A ASP 41 n 41 ASP 41 A MET 42 n 42 MET 42 A n 43 43 A n 44 44 A n 45 45 A n 46 46 A n 47 47 A n 48 48 A n 49 49 A n 50 50 A ASN 51 n 51 ASN 51 A ILE 52 n 52 ILE 52 A LYS 53 n 53 LYS 53 A LYS 54 n 54 LYS 54 A GLU 55 n 55 GLU 55 A ILE 56 n 56 ILE 56 A CYS 57 n 57 CYS 57 A ILE 58 n 58 ILE 58 A ASN 59 n 59 ASN 59 A LYS 60 n 60 LYS 60 A MET 61 n 61 MET 61 A LEU 62 n 62 LEU 62 A ASN 63 n 63 ASN 63 A HIS 64 n 64 HIS 64 A GLU 65 n 65 GLU 65 A ASN 66 n 66 ASN 66 A VAL 67 n 67 VAL 67 A VAL 68 n 68 VAL 68 A LYS 69 n 69 LYS 69 A PHE 70 n 70 PHE 70 A TYR 71 n 71 TYR 71 A GLY 72 n 72 GLY 72 A HIS 73 n 73 HIS 73 A ARG 74 n 74 ARG 74 A ARG 75 n 75 ARG 75 A GLU 76 n 76 GLU 76 A n 77 77 A n 78 78 A ILE 79 n 79 ILE 79 A GLN 80 n 80 GLN 80 A TYR 81 n 81 TYR 81 A LEU 82 n 82 LEU 82 A PHE 83 n 83 PHE 83 A LEU 84 n 84 LEU 84 A GLU 85 n 85 GLU 85 A TYR 86 n 86 TYR 86 A CYS 87 n 87 CYS 87 A SER 88 n 88 SER 88 A GLY 89 n 89 GLY 89 A GLY 90 n 90 GLY 90 A GLU 91 n 91 GLU 91 A LEU 92 n 92 LEU 92 A PHE 93 n 93 PHE 93 A ASP 94 n 94 ASP 94 A ARG 95 n 95 ARG 95 A ILE 96 n 96 ILE 96 A GLU 97 n 97 GLU 97 A PRO 98 n 98 PRO 98 A ASP 99 n 99 ASP 99 A ILE 100 n 100 ILE 100 A GLY 101 n 101 GLY 101 A MET 102 n 102 MET 102 A PRO 103 n 103 PRO 103 A GLU 104 n 104 GLU 104 A PRO 105 n 105 PRO 105 A ASP 106 n 106 ASP 106 A ALA 107 n 107 ALA 107 A GLN 108 n 108 GLN 108 A ARG 109 n 109 ARG 109 A PHE 110 n 110 PHE 110 A PHE 111 n 111 PHE 111 A HIS 112 n 112 HIS 112 A GLN 113 n 113 GLN 113 A LEU 114 n 114 LEU 114 A MET 115 n 115 MET 115 A ALA 116 n 116 ALA 116 A GLY 117 n 117 GLY 117 A VAL 118 n 118 VAL 118 A VAL 119 n 119 VAL 119 A TYR 120 n 120 TYR 120 A LEU 121 n 121 LEU 121 A HIS 122 n 122 HIS 122 A GLY 123 n 123 GLY 123 A ILE 124 n 124 ILE 124 A GLY 125 n 125 GLY 125 A ILE 126 n 126 ILE 126 A THR 127 n 127 THR 127 A HIS 128 n 128 HIS 128 A ARG 129 n 129 ARG 129 A ASP 130 n 130 ASP 130 A ILE 131 n 131 ILE 131 A LYS 132 n 132 LYS 132 A PRO 133 n 133 PRO 133 A GLU 134 n 134 GLU 134 A ASN 135 n 135 ASN 135 A LEU 136 n 136 LEU 136 A LEU 137 n 137 LEU 137 A LEU 138 n 138 LEU 138 A ASP 139 n 139 ASP 139 A GLU 140 n 140 GLU 140 A ARG 141 n 141 ARG 141 A ASP 142 n 142 ASP 142 A ASN 143 n 143 ASN 143 A LEU 144 n 144 LEU 144 A LYS 145 n 145 LYS 145 A ILE 146 n 146 ILE 146 A SER 147 n 147 SER 147 A ASP 148 n 148 ASP 148 A PHE 149 n 149 PHE 149 A GLY 150 n 150 GLY 150 A LEU 151 n 151 LEU 151 A ALA 152 n 152 ALA 152 A THR 153 n 153 THR 153 A VAL 154 n 154 VAL 154 A PHE 155 n 155 PHE 155 A ARG 156 n 156 ARG 156 A TYR 157 n 157 TYR 157 A ASN 158 n 158 ASN 158 A ASN 159 n 159 ASN 159 A ARG 160 n 160 ARG 160 A GLU 161 n 161 GLU 161 A ARG 162 n 162 ARG 162 A LEU 163 n 163 LEU 163 A LEU 164 n 164 LEU 164 A ASN 165 n 165 ASN 165 A LYS 166 n 166 LYS 166 A MET 167 n 167 MET 167 A CYS 168 n 168 CYS 168 A GLY 169 n 169 GLY 169 A THR 170 n 170 THR 170 A LEU 171 n 171 LEU 171 A PRO 172 n 172 PRO 172 A TYR 173 n 173 TYR 173 A VAL 174 n 174 VAL 174 A ALA 175 n 175 ALA 175 A PRO 176 n 176 PRO 176 A GLU 177 n 177 GLU 177 A LEU 178 n 178 LEU 178 A LEU 179 n 179 LEU 179 A LYS 180 n 180 LYS 180 A ARG 181 n 181 ARG 181 A ARG 182 n 182 ARG 182 A GLU 183 n 183 GLU 183 A PHE 184 n 184 PHE 184 A HIS 185 n 185 HIS 185 A ALA 186 n 186 ALA 186 A GLU 187 n 187 GLU 187 A PRO 188 n 188 PRO 188 A VAL 189 n 189 VAL 189 A ASP 190 n 190 ASP 190 A VAL 191 n 191 VAL 191 A TRP 192 n 192 TRP 192 A SER 193 n 193 SER 193 A CYS 194 n 194 CYS 194 A GLY 195 n 195 GLY 195 A ILE 196 n 196 ILE 196 A VAL 197 n 197 VAL 197 A LEU 198 n 198 LEU 198 A THR 199 n 199 THR 199 A ALA 200 n 200 ALA 200 A MET 201 n 201 MET 201 A LEU 202 n 202 LEU 202 A ALA 203 n 203 ALA 203 A GLY 204 n 204 GLY 204 A GLU 205 n 205 GLU 205 A LEU 206 n 206 LEU 206 A PRO 207 n 207 PRO 207 A TRP 208 n 208 TRP 208 A ASP 209 n 209 ASP 209 A GLN 210 n 210 GLN 210 A PRO 211 n 211 PRO 211 A SER 212 n 212 SER 212 A ASP 213 n 213 ASP 213 A SER 214 n 214 SER 214 A CYS 215 n 215 CYS 215 A GLN 216 n 216 GLN 216 A GLU 217 n 217 GLU 217 A TYR 218 n 218 TYR 218 A SER 219 n 219 SER 219 A ASP 220 n 220 ASP 220 A TRP 221 n 221 TRP 221 A LYS 222 n 222 LYS 222 A GLU 223 n 223 GLU 223 A LYS 224 n 224 LYS 224 A LYS 225 n 225 LYS 225 A THR 226 n 226 THR 226 A TYR 227 n 227 TYR 227 A LEU 228 n 228 LEU 228 A ASN 229 n 229 ASN 229 A PRO 230 n 230 PRO 230 A TRP 231 n 231 TRP 231 A LYS 232 n 232 LYS 232 A LYS 233 n 233 LYS 233 A ILE 234 n 234 ILE 234 A ASP 235 n 235 ASP 235 A SER 236 n 236 SER 236 A ALA 237 n 237 ALA 237 A PRO 238 n 238 PRO 238 A LEU 239 n 239 LEU 239 A ALA 240 n 240 ALA 240 A LEU 241 n 241 LEU 241 A LEU 242 n 242 LEU 242 A HIS 243 n 243 HIS 243 A LYS 244 n 244 LYS 244 A ILE 245 n 245 ILE 245 A LEU 246 n 246 LEU 246 A VAL 247 n 247 VAL 247 A GLU 248 n 248 GLU 248 A ASN 249 n 249 ASN 249 A PRO 250 n 250 PRO 250 A SER 251 n 251 SER 251 A ALA 252 n 252 ALA 252 A ARG 253 n 253 ARG 253 A ILE 254 n 254 ILE 254 A THR 255 n 255 THR 255 A ILE 256 n 256 ILE 256 A PRO 257 n 257 PRO 257 A ASP 258 n 258 ASP 258 A ILE 259 n 259 ILE 259 A LYS 260 n 260 LYS 260 A LYS 261 n 261 LYS 261 A ASP 262 n 262 ASP 262 A ARG 263 n 263 ARG 263 A TRP 264 n 264 TRP 264 A TYR 265 n 265 TYR 265 A ASN 266 n 266 ASN 266 A LYS 267 n 267 LYS 267 A PRO 268 n 268 PRO 268 A LEU 269 n 269 LEU 269 A LYS 270 n 270 LYS 270 A n 271 271 A n 272 272 A n 273 273 A n 274 274 A n 275 275 A n 276 276 A n 277 277 A n 278 278 A n 279 279 A n 280 280 A n 281 281 A n 282 282 A n 283 283 A n 284 284 A n 285 285 A n 286 286 A n 287 287 A n 288 288 A n 289 289 A 0.4024 -0.7084 0.3017 1.3143 -0.7185 0.7680 0.1447 0.9882 -0.0580 0.0388 -0.4179 -0.6270 -0.0595 -0.1756 -0.0303 0.7776 -0.0888 -0.0206 1.0378 -0.1204 0.3085 refined 11.0517 -2.9181 0.1751 X-RAY DIFFRACTION 2.7036 -1.1585 -1.4850 2.8802 -0.5054 2.0737 -0.2322 1.2859 -0.0224 -0.9414 0.1395 0.2300 0.1246 -0.4719 -0.0053 0.4240 -0.1022 -0.0699 0.5553 0.0185 0.1898 refined 13.1677 3.2003 14.3573 X-RAY DIFFRACTION 1.0305 -0.2801 0.4456 1.1197 0.0506 0.4088 -0.1791 0.6366 0.0075 -0.4377 0.0401 0.1478 0.0851 0.0761 -0.0000 0.2711 -0.0032 -0.0352 0.3292 0.0304 0.2388 refined 9.9161 5.3402 20.8081 X-RAY DIFFRACTION 0.3521 -0.1078 0.0236 0.7070 -0.5905 0.6180 -0.1355 0.0517 -0.2115 -0.0845 0.0393 0.3890 -0.1547 -0.1333 -0.0000 0.2142 -0.0142 0.0166 0.2251 0.0302 0.3798 refined 6.5962 -1.1719 34.1704 X-RAY DIFFRACTION 0.6769 0.1684 -0.3203 0.7897 0.6393 0.8308 -0.1468 -0.7386 -0.2385 0.4252 -0.1104 -0.5569 0.0008 0.3639 -0.0004 0.2588 0.0202 -0.0304 0.3672 0.1271 0.3648 refined 25.5719 0.8557 36.6447 X-RAY DIFFRACTION 3.6687 -0.5930 -0.6522 0.3523 -0.1461 0.6058 0.3592 -0.4912 0.9803 0.3639 -0.0086 -0.1525 -0.2095 0.0880 0.0323 0.2725 -0.0058 0.0612 0.2216 -0.0096 0.3098 refined 18.0469 13.5237 34.5210 X-RAY DIFFRACTION X-RAY DIFFRACTION 1 (CHAIN A AND RESID 7:42) X-RAY DIFFRACTION 2 (CHAIN A AND RESID 51:113) X-RAY DIFFRACTION 3 (CHAIN A AND RESID 114:158) X-RAY DIFFRACTION 4 (CHAIN A AND RESID 159:192) X-RAY DIFFRACTION 5 (CHAIN A AND RESID 193:246) X-RAY DIFFRACTION 6 (CHAIN A AND RESID 247:269) author_and_software_defined_assembly PISA 1 monomeric 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 A N GLN 13 A N GLN 13 A O LEU 25 A O LEU 25 A N ALA 26 A N ALA 26 A O VAL 35 A O VAL 35 A N VAL 40 A N VAL 40 A O GLN 80 A O GLN 80 A O PHE 83 A O PHE 83 A N TYR 71 A N TYR 71 A O GLY 90 A O GLY 90 A N LEU 138 A N LEU 138 A N LEU 137 A N LEU 137 A O LYS 145 A O LYS 145 A N THR 127 A N THR 127 A O THR 153 A O THR 153 A N TYR 157 A N TYR 157 A O ARG 160 A O ARG 160 1 A MET 1 A MET 1 1 Y 1 A ALA 2 A ALA 2 1 Y 1 A VAL 3 A VAL 3 1 Y 1 A PRO 4 A PRO 4 1 Y 1 A PHE 5 A PHE 5 1 Y 1 A VAL 6 A VAL 6 1 Y 1 A GLU 17 A GLU 17 1 Y 1 A GLY 18 A GLY 18 1 Y 1 A ALA 19 A ALA 19 1 Y 1 A TYR 20 A TYR 20 1 Y 1 A GLY 21 A GLY 21 1 Y 1 A LYS 43 A LYS 43 1 Y 1 A ARG 44 A ARG 44 1 Y 1 A ALA 45 A ALA 45 1 Y 1 A VAL 46 A VAL 46 1 Y 1 A ASP 47 A ASP 47 1 Y 1 A CYS 48 A CYS 48 1 Y 1 A PRO 49 A PRO 49 1 Y 1 A GLU 50 A GLU 50 1 Y 1 A GLY 77 A GLY 77 1 Y 1 A ASN 78 A ASN 78 1 Y 1 A LYS 271 A LYS 271 1 Y 1 A GLY 272 A GLY 272 1 Y 1 A ALA 273 A ALA 273 1 Y 1 A LYS 274 A LYS 274 1 Y 1 A ARG 275 A ARG 275 1 Y 1 A PRO 276 A PRO 276 1 Y 1 A ARG 277 A ARG 277 1 Y 1 A VAL 278 A VAL 278 1 Y 1 A THR 279 A THR 279 1 Y 1 A SER 280 A SER 280 1 Y 1 A GLY 281 A GLY 281 1 Y 1 A GLY 282 A GLY 282 1 Y 1 A VAL 283 A VAL 283 1 Y 1 A SER 284 A SER 284 1 Y 1 A GLU 285 A GLU 285 1 Y 1 A SER 286 A SER 286 1 Y 1 A PRO 287 A PRO 287 1 Y 1 A SER 288 A SER 288 1 Y 1 A GLY 289 A GLY 289 1 Y 1 A A OD2 O ASP HOH 94 2008 2.02 1 A A ND2 O ASN HOH 165 2034 2.04 1 A A O O PRO HOH 172 2036 2.16 1 A A CB SG CYS CYS 168 168 -0.117 0.016 1.812 1.695 N 1 A ASP 99 76.76 -3.26 1 A ARG 129 76.50 -0.68 1 A ASP 148 88.28 99.32 -9.5666 -0.0000 1.4190 -2.2871 -0.0000 11.8537 PYRAZOL-3-YL MOIETY CAN BE MODELED IN EITHER CO-PLANAR CONFORMATION. 0.2375 0.2102 0.2114 2.25 36.918 736 15253 4.8 96.11 0.35 1 1.34 MOLECULAR REPLACEMENT 22.52 0.90 1.11 PDB ENTRY 2WMW MLHL FLAT BULK SOLVENT MODEL 63.592 0.378 2.25 36.918 67 2149 43 0 2039 0.010 2125 1.081 2863 17.717 791 0.095 307 0.008 364 0.2737 0.2751 2.4238 155 2938 98.00 0.2850 0.2492 2.6676 135 2955 98.00 0.2750 0.2137 3.0535 171 2904 97.00 0.1994 0.1873 3.8464 154 2881 96.00 0.2177 0.1854 36.9229 121 2839 92.00 37.53 2.25 44.70 2XEZ 15276 1.5 0.08 1 8.60 2.6 96.4 0.48 2.25 2.37 1.60 1 2.6 98.6 refinement PHENIX (PHENIX.REFINE) data reduction MOSFLM data scaling SCALA phasing PHASER Crystal structure of checkpoint kinase 1 (Chk1) in complex with inhibitors 1 N N 2 N N 3 N N 3 N N 3 N N 3 N N 3 N N 3 N N 4 N N A ASN 51 A ASN 51 HELX_P A LEU 62 A LEU 62 1 1 12 A PHE 93 A PHE 93 HELX_P A ILE 96 A ILE 96 5 2 4 A PRO 103 A PRO 103 HELX_P A ILE 124 A ILE 124 1 3 22 A LYS 132 A LYS 132 HELX_P A GLU 134 A GLU 134 5 4 3 A ALA 175 A ALA 175 HELX_P A ARG 181 A ARG 181 1 5 7 A HIS 185 A HIS 185 HELX_P A GLY 204 A GLY 204 1 6 20 A CYS 215 A CYS 215 HELX_P A GLU 223 A GLU 223 1 7 9 A PRO 230 A PRO 230 HELX_P A ILE 234 A ILE 234 5 8 5 A ASP 235 A ASP 235 HELX_P A LEU 246 A LEU 246 1 9 12 A THR 255 A THR 255 HELX_P A LYS 260 A LYS 260 1 10 6 TRANSFERASE TRANSFERASE, DNA REPAIR, CELL CYCLE A ASN 229 A ASN 229 1 A PRO 230 A PRO 230 2.09 CHK1_HUMAN UNP 1 O14757 1 289 2XEZ 1 289 O14757 A 1 1 289 5 3 2 2 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A TRP 9 A TRP 9 A THR 14 A THR 14 A VAL 23 A VAL 23 A ASN 28 A ASN 28 A ALA 34 A ALA 34 A VAL 40 A VAL 40 A GLN 80 A GLN 80 A GLU 85 A GLU 85 A PHE 70 A PHE 70 A ARG 75 A ARG 75 A GLY 90 A GLY 90 A GLU 91 A GLU 91 A LEU 136 A LEU 136 A LEU 138 A LEU 138 A LEU 144 A LEU 144 A ILE 146 A ILE 146 A ILE 126 A ILE 126 A THR 127 A THR 127 A THR 153 A THR 153 A VAL 154 A VAL 154 A ARG 156 A ARG 156 A TYR 157 A TYR 157 A ARG 160 A ARG 160 A GLU 161 A GLU 161 BINDING SITE FOR RESIDUE XEZ A 1271 A XEZ 1271 Software 6 BINDING SITE FOR RESIDUE EDO A 1272 A EDO 1272 Software 4 BINDING SITE FOR RESIDUE EDO A 1273 A EDO 1273 Software 4 BINDING SITE FOR RESIDUE EDO A 1274 A EDO 1274 Software 2 BINDING SITE FOR RESIDUE EDO A 1275 A EDO 1275 Software 3 BINDING SITE FOR RESIDUE EDO A 1276 A EDO 1276 Software 6 BINDING SITE FOR RESIDUE EDO A 1277 A EDO 1277 Software 4 A ALA 36 A ALA 36 6 1_555 A LYS 38 A LYS 38 6 1_555 A GLU 85 A GLU 85 6 1_555 A CYS 87 A CYS 87 6 1_555 A LEU 137 A LEU 137 6 1_555 A HOH 2066 I HOH 6 1_555 A PHE 93 A PHE 93 4 1_555 A TYR 173 A TYR 173 4 1_555 A GLY 204 A GLY 204 4 1_555 A LEU 206 A LEU 206 4 1_555 A LYS 54 A LYS 54 4 1_555 A ARG 129 A ARG 129 4 1_555 A THR 153 A THR 153 4 1_555 A LYS 166 A LYS 166 4 1_555 A GLU 91 A GLU 91 2 1_555 A ASP 94 A ASP 94 2 1_555 A CYS 57 A CYS 57 3 1_555 A GLU 97 A GLU 97 3 1_455 A VAL 154 A VAL 154 3 1_555 A GLY 123 A GLY 123 6 1_555 A ARG 156 A ARG 156 6 1_555 A TYR 157 A TYR 157 6 1_555 A ASN 158 A ASN 158 6 1_555 A ASN 159 A ASN 159 6 1_555 A EDO 1277 H EDO 6 1_555 A PRO 103 A PRO 103 4 1_455 A TYR 157 A TYR 157 4 1_555 A ASN 158 A ASN 158 4 1_555 A EDO 1276 G EDO 4 1_555 4 P 1 21 1