0.011072 0.000000 0.000000 0.000000 0.011072 0.000000 0.000000 0.000000 0.011072 0.00000 0.00000 0.00000 Fedorov, A.A. Kicska, G.A. Fedorov, E.V. Strokopytov, B.V. Tyler, P.C. Furneaux, R.H. Schramm, V.L. Almo, S.C. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 12 90.00 90.00 90.00 90.320 90.320 90.320 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 H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C11 H15 N5 O4 281.268 1,4-DIDEOXY-1,4-IMINO-1-(S)-(9-DEAZAGUANIN-9-YL)-D-RIBITOL IMMUCILLIN-G non-polymer 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 Mg 2 24.305 MAGNESIUM ION non-polymer C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking O4 P -3 94.971 PHOSPHATE ION non-polymer 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 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 N N 89 S C N 90 N C N 91 N O N 92 N C N 93 N C N 94 N C N 95 N O N 96 N N N 97 N O N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N N N 109 S C N 110 N C N 111 N O N 112 N C N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O N 118 N H N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N H N 126 N H N 127 N N N 128 N C N 129 N C N 130 N O N 131 N O 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 S C N 139 N C N 140 N O N 141 N C Y 142 N C Y 143 N N Y 144 N C Y 145 N C Y 146 N N N 147 N O 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 H N 156 N H N 157 N H N 158 N O N 159 N H N 160 N H N 161 N N N 162 S C N 163 N C N 164 N O N 165 S C N 166 N C N 167 N C N 168 N C N 169 N O N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N O N 184 N C N 185 R C N 186 N N N 187 R C N 188 N O N 189 S C N 190 N O N 191 S C Y 192 N C Y 193 N C Y 194 N N Y 195 N C N 196 N C N 197 N O N 198 N N N 199 N N N 200 N C N 201 N N Y 202 N C 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 H N 216 N H N 217 N H N 218 N N N 219 S C N 220 N C N 221 N O N 222 N C N 223 N C N 224 N C N 225 N C N 226 N O 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 C N 247 N C N 248 N N N 249 N O 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 H N 261 N H N 262 N H N 263 N H N 264 N H N 265 N N N 266 S C N 267 N C N 268 N O N 269 N C N 270 N C N 271 N S N 272 N C N 273 N O 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 H N 284 N H N 285 N MG N 286 N N N 287 S C N 288 N C N 289 N O N 290 N C Y 291 N C Y 292 N C Y 293 N C Y 294 N C Y 295 N C Y 296 N C N 297 N O N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N H N 305 N H N 306 N H N 307 N H N 308 N H N 309 N P N 310 N O N 311 N O N 312 N O N 313 N O N 314 N N N 315 S C N 316 N C N 317 N O N 318 N C N 319 N C 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 N 336 N O N 337 N O 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 N N 346 S C N 347 N C N 348 N O N 349 R C N 350 N O N 351 N C N 352 N O N 353 N H N 354 N H 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 N N 363 S C N 364 N C N 365 N O N 366 N C Y 367 N C Y 368 N C Y 369 N C Y 370 N N Y 371 N C Y 372 N C Y 373 N C Y 374 N C Y 375 N C N 376 N O N 377 N H N 378 N H N 379 N H N 380 N H N 381 N H N 382 N H N 383 N H N 384 N H N 385 N H N 386 N H N 387 N H N 388 N H N 389 N N N 390 S C N 391 N C N 392 N O N 393 N C Y 394 N C Y 395 N C Y 396 N C Y 397 N C Y 398 N C Y 399 N C N 400 N O N 401 N O N 402 N H N 403 N H N 404 N H N 405 N H N 406 N H N 407 N H N 408 N H N 409 N H N 410 N H N 411 N H N 412 N H N 413 N N N 414 S C N 415 N C N 416 N O N 417 N C N 418 N C N 419 N C N 420 N O 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 429 N H N 430 N H N 431 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 doub 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 doub N 98 N sing 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 sing N 107 N sing N 108 N doub 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 doub N 117 N sing 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 sing N 126 N doub 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 Y 140 N sing Y 141 N doub Y 142 N doub N 143 N sing Y 144 N sing N 145 N sing Y 146 N sing 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 sing N 158 N doub 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 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 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 sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing Y 193 N doub Y 194 N sing Y 195 N sing N 196 N sing Y 197 N sing N 198 N sing N 199 N sing Y 200 N doub N 201 N doub 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 doub 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 doub 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 sing N 234 N sing N 235 N sing N 236 N sing N 237 N doub 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 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 doub 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 sing 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 doub N 281 N sing N 282 N sing N 283 N sing N 284 N sing Y 285 N doub Y 286 N sing Y 287 N sing N 288 N sing Y 289 N doub N 290 N sing Y 291 N doub N 292 N sing Y 293 N sing N 294 N sing N 295 N sing N 296 N sing N 297 N doub 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 sing N 306 N sing N 307 N doub 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 sing N 322 N sing N 323 N sing N 324 N doub N 325 N sing N 326 N sing N 327 N sing N 328 N sing N 329 N sing N 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N sing N 337 N doub N 338 N sing N 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 sing N 350 N sing N 351 N sing N 352 N sing N 353 N doub N 354 N sing N 355 N sing N 356 N sing N 357 N sing Y 358 N doub Y 359 N sing Y 360 N sing N 361 N sing Y 362 N doub Y 363 N sing Y 364 N sing N 365 N sing Y 366 N sing Y 367 N doub N 368 N sing Y 369 N doub N 370 N sing Y 371 N sing N 372 N sing N 373 N sing 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 doub N 382 N sing N 383 N sing N 384 N sing N 385 N sing Y 386 N doub Y 387 N sing Y 388 N sing N 389 N sing Y 390 N doub N 391 N sing Y 392 N doub N 393 N sing Y 394 N sing N 395 N sing N 396 N sing N 397 N sing N 398 N sing N 399 N sing N 400 N sing N 401 N sing N 402 N sing N 403 N sing N 404 N sing N 405 N doub N 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 N 416 N sing US Biochemistry BICHAW 0033 0006-2960 41 14489 14498 10.1021/bi026636f 12463747 Atomic dissection of the hydrogen bond network for transition-state analogue binding to purine nucleoside phosphorylase 2002 US Biochemistry BICHAW 0033 0006-2960 37 7135 7146 10.1021/bi9723919 9585525 Calf spleen purine nucleoside phosphorylase complexed with substrates and substrate analogues. 1998 10.2210/pdb1b8n/pdb pdb_00001b8n 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 140 1 IMAGE PLATE 1998-10-15 MARRESEARCH SINGLE WAVELENGTH M x-ray 1 1.04019 1.0 X9B NSLS 1.04019 SYNCHROTRON NSLS BEAMLINE X9B COMPLEXED WITH TRANSITION-STATE ANALOGUE 1,4-DIDEOXY-1,4-IMINO-1-(S)-(9-DEAZAGUANIN-9-YL)-D-RIBITOL 31687.113 PURINE NUCLEOSIDE PHOSPHORYLASE 2.4.2.1 1 nat polymer 24.305 MAGNESIUM ION 1 syn non-polymer 94.971 PHOSPHATE ION 1 syn non-polymer 281.268 1,4-DIDEOXY-1,4-IMINO-1-(S)-(9-DEAZAGUANIN-9-YL)-D-RIBITOL 1 syn non-polymer 18.015 water 145 nat water E.C.2.4.2.1 no no MQNGYTYEDYQDTAKWLLSHTEQRPQVAVICGSGLGGLVNKLTQAQTFDYSEIPNFPESTVPGHAGRLVFGILNGRACVM MQGRFHMYEGYPFWKVTFPVRVFRLLGVETLVVTNAAGGLNPNFEVGDIMLIRDHINLPGFSGENPLRGPNEERFGVRFP AMSDAYDRDMRQKAHSTWKQMGEQRELQEGTYVMLGGPNFETVAECRLLRNLGADAVGMSTVPEVIVARHCGLRVFGFSL ITNKVIMDYESQGKANHEEVLEAGKQAAQKLEQFVSLLMASIPV MQNGYTYEDYQDTAKWLLSHTEQRPQVAVICGSGLGGLVNKLTQAQTFDYSEIPNFPESTVPGHAGRLVFGILNGRACVM MQGRFHMYEGYPFWKVTFPVRVFRLLGVETLVVTNAAGGLNPNFEVGDIMLIRDHINLPGFSGENPLRGPNEERFGVRFP AMSDAYDRDMRQKAHSTWKQMGEQRELQEGTYVMLGGPNFETVAECRLLRNLGADAVGMSTVPEVIVARHCGLRVFGFSL ITNKVIMDYESQGKANHEEVLEAGKQAAQKLEQFVSLLMASIPV 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 cattle Bos sample 9913 SPLEEN Bos taurus 1 2.22 43 8.0 pH 8.0 PEG-400 1 TRIS 1 MGCL2 1 K3PO4 1 citation citation_author chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model pdbx_struct_conn_angle struct_conn struct_site repository Initial release Version format compliance Derived calculations Version format compliance Data collection Database references Data collection Database references Derived calculations Refinement description 1 0 1999-02-08 1 1 2008-04-26 1 2 2011-07-13 1 3 2019-10-30 1 4 2023-08-09 _citation.page_last _citation.pdbx_database_id_PubMed _citation.title _citation_author.name _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _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.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_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y RCSB 1999-02-02 REL MG MAGNESIUM ION PO4 PHOSPHATE ION IMG 1,4-DIDEOXY-1,4-IMINO-1-(S)-(9-DEAZAGUANIN-9-YL)-D-RIBITOL HOH water 1PBN PDB ENTRY 1PBN PDB experimental model MG 598 2 MG MG 598 A PO4 599 3 PO4 PO4 599 A IMG 600 4 IMG IMG 600 A HOH 301 5 HOH HOH 301 A HOH 302 5 HOH HOH 302 A HOH 303 5 HOH HOH 303 A HOH 304 5 HOH HOH 304 A HOH 305 5 HOH HOH 305 A HOH 306 5 HOH HOH 306 A HOH 307 5 HOH HOH 307 A HOH 308 5 HOH HOH 308 A HOH 309 5 HOH HOH 309 A HOH 310 5 HOH HOH 310 A HOH 311 5 HOH HOH 311 A HOH 312 5 HOH HOH 312 A HOH 313 5 HOH HOH 313 A HOH 314 5 HOH HOH 314 A HOH 315 5 HOH HOH 315 A HOH 316 5 HOH HOH 316 A HOH 317 5 HOH HOH 317 A HOH 318 5 HOH HOH 318 A HOH 319 5 HOH HOH 319 A HOH 320 5 HOH HOH 320 A HOH 321 5 HOH HOH 321 A HOH 322 5 HOH HOH 322 A HOH 323 5 HOH HOH 323 A HOH 324 5 HOH HOH 324 A HOH 325 5 HOH HOH 325 A HOH 326 5 HOH HOH 326 A HOH 327 5 HOH HOH 327 A HOH 328 5 HOH HOH 328 A HOH 329 5 HOH HOH 329 A HOH 330 5 HOH HOH 330 A HOH 331 5 HOH HOH 331 A HOH 332 5 HOH HOH 332 A HOH 333 5 HOH HOH 333 A HOH 334 5 HOH HOH 334 A HOH 335 5 HOH HOH 335 A HOH 336 5 HOH HOH 336 A HOH 337 5 HOH HOH 337 A HOH 338 5 HOH HOH 338 A HOH 339 5 HOH HOH 339 A HOH 340 5 HOH HOH 340 A HOH 341 5 HOH HOH 341 A HOH 342 5 HOH HOH 342 A HOH 343 5 HOH HOH 343 A HOH 344 5 HOH HOH 344 A HOH 345 5 HOH HOH 345 A HOH 346 5 HOH HOH 346 A HOH 347 5 HOH HOH 347 A HOH 348 5 HOH HOH 348 A HOH 349 5 HOH HOH 349 A HOH 350 5 HOH HOH 350 A HOH 351 5 HOH HOH 351 A HOH 352 5 HOH HOH 352 A HOH 353 5 HOH HOH 353 A HOH 354 5 HOH HOH 354 A HOH 355 5 HOH HOH 355 A HOH 356 5 HOH HOH 356 A HOH 357 5 HOH HOH 357 A HOH 358 5 HOH HOH 358 A HOH 359 5 HOH HOH 359 A HOH 360 5 HOH HOH 360 A HOH 361 5 HOH HOH 361 A HOH 362 5 HOH HOH 362 A HOH 363 5 HOH HOH 363 A HOH 364 5 HOH HOH 364 A HOH 365 5 HOH HOH 365 A HOH 366 5 HOH HOH 366 A HOH 367 5 HOH HOH 367 A HOH 368 5 HOH HOH 368 A HOH 369 5 HOH HOH 369 A HOH 370 5 HOH HOH 370 A HOH 371 5 HOH HOH 371 A HOH 372 5 HOH HOH 372 A HOH 373 5 HOH HOH 373 A HOH 374 5 HOH HOH 374 A HOH 375 5 HOH HOH 375 A HOH 376 5 HOH HOH 376 A HOH 377 5 HOH HOH 377 A HOH 378 5 HOH HOH 378 A HOH 379 5 HOH HOH 379 A HOH 380 5 HOH HOH 380 A HOH 381 5 HOH HOH 381 A HOH 382 5 HOH HOH 382 A HOH 383 5 HOH HOH 383 A HOH 384 5 HOH HOH 384 A HOH 385 5 HOH HOH 385 A HOH 387 5 HOH HOH 387 A HOH 388 5 HOH HOH 388 A HOH 389 5 HOH HOH 389 A HOH 390 5 HOH HOH 390 A HOH 391 5 HOH HOH 391 A HOH 392 5 HOH HOH 392 A HOH 393 5 HOH HOH 393 A HOH 394 5 HOH HOH 394 A HOH 395 5 HOH HOH 395 A HOH 396 5 HOH HOH 396 A HOH 398 5 HOH HOH 398 A HOH 399 5 HOH HOH 399 A HOH 400 5 HOH HOH 400 A HOH 401 5 HOH HOH 401 A HOH 402 5 HOH HOH 402 A HOH 403 5 HOH HOH 403 A HOH 404 5 HOH HOH 404 A HOH 405 5 HOH HOH 405 A HOH 406 5 HOH HOH 406 A HOH 407 5 HOH HOH 407 A HOH 408 5 HOH HOH 408 A HOH 410 5 HOH HOH 410 A HOH 411 5 HOH HOH 411 A HOH 413 5 HOH HOH 413 A HOH 414 5 HOH HOH 414 A HOH 415 5 HOH HOH 415 A HOH 416 5 HOH HOH 416 A HOH 417 5 HOH HOH 417 A HOH 418 5 HOH HOH 418 A HOH 419 5 HOH HOH 419 A HOH 420 5 HOH HOH 420 A HOH 421 5 HOH HOH 421 A HOH 422 5 HOH HOH 422 A HOH 424 5 HOH HOH 424 A HOH 425 5 HOH HOH 425 A HOH 426 5 HOH HOH 426 A HOH 427 5 HOH HOH 427 A HOH 428 5 HOH HOH 428 A HOH 429 5 HOH HOH 429 A HOH 430 5 HOH HOH 430 A HOH 431 5 HOH HOH 431 A HOH 433 5 HOH HOH 433 A HOH 434 5 HOH HOH 434 A HOH 435 5 HOH HOH 435 A HOH 436 5 HOH HOH 436 A HOH 437 5 HOH HOH 437 A HOH 438 5 HOH HOH 438 A HOH 439 5 HOH HOH 439 A HOH 440 5 HOH HOH 440 A HOH 441 5 HOH HOH 441 A HOH 442 5 HOH HOH 442 A HOH 443 5 HOH HOH 443 A HOH 444 5 HOH HOH 444 A HOH 445 5 HOH HOH 445 A HOH 446 5 HOH HOH 446 A HOH 447 5 HOH HOH 447 A HOH 448 5 HOH HOH 448 A HOH 449 5 HOH HOH 449 A HOH 450 5 HOH HOH 450 A HOH 451 5 HOH HOH 451 A n 1 1 A GLN 2 n 2 GLN 2 A ASN 3 n 3 ASN 3 A GLY 4 n 4 GLY 4 A TYR 5 n 5 TYR 5 A THR 6 n 6 THR 6 A TYR 7 n 7 TYR 7 A GLU 8 n 8 GLU 8 A ASP 9 n 9 ASP 9 A TYR 10 n 10 TYR 10 A GLN 11 n 11 GLN 11 A ASP 12 n 12 ASP 12 A THR 13 n 13 THR 13 A ALA 14 n 14 ALA 14 A LYS 15 n 15 LYS 15 A TRP 16 n 16 TRP 16 A LEU 17 n 17 LEU 17 A LEU 18 n 18 LEU 18 A SER 19 n 19 SER 19 A HIS 20 n 20 HIS 20 A THR 21 n 21 THR 21 A GLU 22 n 22 GLU 22 A GLN 23 n 23 GLN 23 A ARG 24 n 24 ARG 24 A PRO 25 n 25 PRO 25 A GLN 26 n 26 GLN 26 A VAL 27 n 27 VAL 27 A ALA 28 n 28 ALA 28 A VAL 29 n 29 VAL 29 A ILE 30 n 30 ILE 30 A CYS 31 n 31 CYS 31 A GLY 32 n 32 GLY 32 A SER 33 n 33 SER 33 A GLY 34 n 34 GLY 34 A LEU 35 n 35 LEU 35 A GLY 36 n 36 GLY 36 A GLY 37 n 37 GLY 37 A LEU 38 n 38 LEU 38 A VAL 39 n 39 VAL 39 A ASN 40 n 40 ASN 40 A LYS 41 n 41 LYS 41 A LEU 42 n 42 LEU 42 A THR 43 n 43 THR 43 A GLN 44 n 44 GLN 44 A ALA 45 n 45 ALA 45 A GLN 46 n 46 GLN 46 A THR 47 n 47 THR 47 A PHE 48 n 48 PHE 48 A ASP 49 n 49 ASP 49 A TYR 50 n 50 TYR 50 A SER 51 n 51 SER 51 A GLU 52 n 52 GLU 52 A ILE 53 n 53 ILE 53 A PRO 54 n 54 PRO 54 A ASN 55 n 55 ASN 55 A PHE 56 n 56 PHE 56 A PRO 57 n 57 PRO 57 A GLU 58 n 58 GLU 58 A SER 59 n 59 SER 59 A THR 60 n 60 THR 60 A VAL 61 n 61 VAL 61 A PRO 62 n 62 PRO 62 A GLY 63 n 63 GLY 63 A HIS 64 n 64 HIS 64 A ALA 65 n 65 ALA 65 A GLY 66 n 66 GLY 66 A ARG 67 n 67 ARG 67 A LEU 68 n 68 LEU 68 A VAL 69 n 69 VAL 69 A PHE 70 n 70 PHE 70 A GLY 71 n 71 GLY 71 A ILE 72 n 72 ILE 72 A LEU 73 n 73 LEU 73 A ASN 74 n 74 ASN 74 A GLY 75 n 75 GLY 75 A ARG 76 n 76 ARG 76 A ALA 77 n 77 ALA 77 A CYS 78 n 78 CYS 78 A VAL 79 n 79 VAL 79 A MET 80 n 80 MET 80 A MET 81 n 81 MET 81 A GLN 82 n 82 GLN 82 A GLY 83 n 83 GLY 83 A ARG 84 n 84 ARG 84 A PHE 85 n 85 PHE 85 A HIS 86 n 86 HIS 86 A MET 87 n 87 MET 87 A TYR 88 n 88 TYR 88 A GLU 89 n 89 GLU 89 A GLY 90 n 90 GLY 90 A TYR 91 n 91 TYR 91 A PRO 92 n 92 PRO 92 A PHE 93 n 93 PHE 93 A TRP 94 n 94 TRP 94 A LYS 95 n 95 LYS 95 A VAL 96 n 96 VAL 96 A THR 97 n 97 THR 97 A PHE 98 n 98 PHE 98 A PRO 99 n 99 PRO 99 A VAL 100 n 100 VAL 100 A ARG 101 n 101 ARG 101 A VAL 102 n 102 VAL 102 A PHE 103 n 103 PHE 103 A ARG 104 n 104 ARG 104 A LEU 105 n 105 LEU 105 A LEU 106 n 106 LEU 106 A GLY 107 n 107 GLY 107 A VAL 108 n 108 VAL 108 A GLU 109 n 109 GLU 109 A THR 110 n 110 THR 110 A LEU 111 n 111 LEU 111 A VAL 112 n 112 VAL 112 A VAL 113 n 113 VAL 113 A THR 114 n 114 THR 114 A ASN 115 n 115 ASN 115 A ALA 116 n 116 ALA 116 A ALA 117 n 117 ALA 117 A GLY 118 n 118 GLY 118 A GLY 119 n 119 GLY 119 A LEU 120 n 120 LEU 120 A ASN 121 n 121 ASN 121 A PRO 122 n 122 PRO 122 A ASN 123 n 123 ASN 123 A PHE 124 n 124 PHE 124 A GLU 125 n 125 GLU 125 A VAL 126 n 126 VAL 126 A GLY 127 n 127 GLY 127 A ASP 128 n 128 ASP 128 A ILE 129 n 129 ILE 129 A MET 130 n 130 MET 130 A LEU 131 n 131 LEU 131 A ILE 132 n 132 ILE 132 A ARG 133 n 133 ARG 133 A ASP 134 n 134 ASP 134 A HIS 135 n 135 HIS 135 A ILE 136 n 136 ILE 136 A ASN 137 n 137 ASN 137 A LEU 138 n 138 LEU 138 A PRO 139 n 139 PRO 139 A GLY 140 n 140 GLY 140 A PHE 141 n 141 PHE 141 A SER 142 n 142 SER 142 A GLY 143 n 143 GLY 143 A GLU 144 n 144 GLU 144 A ASN 145 n 145 ASN 145 A PRO 146 n 146 PRO 146 A LEU 147 n 147 LEU 147 A ARG 148 n 148 ARG 148 A GLY 149 n 149 GLY 149 A PRO 150 n 150 PRO 150 A ASN 151 n 151 ASN 151 A GLU 152 n 152 GLU 152 A GLU 153 n 153 GLU 153 A ARG 154 n 154 ARG 154 A PHE 155 n 155 PHE 155 A GLY 156 n 156 GLY 156 A VAL 157 n 157 VAL 157 A ARG 158 n 158 ARG 158 A PHE 159 n 159 PHE 159 A PRO 160 n 160 PRO 160 A ALA 161 n 161 ALA 161 A MET 162 n 162 MET 162 A SER 163 n 163 SER 163 A ASP 164 n 164 ASP 164 A ALA 165 n 165 ALA 165 A TYR 166 n 166 TYR 166 A ASP 167 n 167 ASP 167 A ARG 168 n 168 ARG 168 A ASP 169 n 169 ASP 169 A MET 170 n 170 MET 170 A ARG 171 n 171 ARG 171 A GLN 172 n 172 GLN 172 A LYS 173 n 173 LYS 173 A ALA 174 n 174 ALA 174 A HIS 175 n 175 HIS 175 A SER 176 n 176 SER 176 A THR 177 n 177 THR 177 A TRP 178 n 178 TRP 178 A LYS 179 n 179 LYS 179 A GLN 180 n 180 GLN 180 A MET 181 n 181 MET 181 A GLY 182 n 182 GLY 182 A GLU 183 n 183 GLU 183 A GLN 184 n 184 GLN 184 A ARG 185 n 185 ARG 185 A GLU 186 n 186 GLU 186 A LEU 187 n 187 LEU 187 A GLN 188 n 188 GLN 188 A GLU 189 n 189 GLU 189 A GLY 190 n 190 GLY 190 A THR 191 n 191 THR 191 A TYR 192 n 192 TYR 192 A VAL 193 n 193 VAL 193 A MET 194 n 194 MET 194 A LEU 195 n 195 LEU 195 A GLY 196 n 196 GLY 196 A GLY 197 n 197 GLY 197 A PRO 198 n 198 PRO 198 A ASN 199 n 199 ASN 199 A PHE 200 n 200 PHE 200 A GLU 201 n 201 GLU 201 A THR 202 n 202 THR 202 A VAL 203 n 203 VAL 203 A ALA 204 n 204 ALA 204 A GLU 205 n 205 GLU 205 A CYS 206 n 206 CYS 206 A ARG 207 n 207 ARG 207 A LEU 208 n 208 LEU 208 A LEU 209 n 209 LEU 209 A ARG 210 n 210 ARG 210 A ASN 211 n 211 ASN 211 A LEU 212 n 212 LEU 212 A GLY 213 n 213 GLY 213 A ALA 214 n 214 ALA 214 A ASP 215 n 215 ASP 215 A ALA 216 n 216 ALA 216 A VAL 217 n 217 VAL 217 A GLY 218 n 218 GLY 218 A MET 219 n 219 MET 219 A SER 220 n 220 SER 220 A THR 221 n 221 THR 221 A VAL 222 n 222 VAL 222 A PRO 223 n 223 PRO 223 A GLU 224 n 224 GLU 224 A VAL 225 n 225 VAL 225 A ILE 226 n 226 ILE 226 A VAL 227 n 227 VAL 227 A ALA 228 n 228 ALA 228 A ARG 229 n 229 ARG 229 A HIS 230 n 230 HIS 230 A CYS 231 n 231 CYS 231 A GLY 232 n 232 GLY 232 A LEU 233 n 233 LEU 233 A ARG 234 n 234 ARG 234 A VAL 235 n 235 VAL 235 A PHE 236 n 236 PHE 236 A GLY 237 n 237 GLY 237 A PHE 238 n 238 PHE 238 A SER 239 n 239 SER 239 A LEU 240 n 240 LEU 240 A ILE 241 n 241 ILE 241 A THR 242 n 242 THR 242 A ASN 243 n 243 ASN 243 A LYS 244 n 244 LYS 244 A VAL 245 n 245 VAL 245 A ILE 246 n 246 ILE 246 A MET 247 n 247 MET 247 A ASP 248 n 248 ASP 248 A TYR 249 n 249 TYR 249 A GLU 250 n 250 GLU 250 A SER 251 n 251 SER 251 A GLN 252 n 252 GLN 252 A GLY 253 n 253 GLY 253 A LYS 254 n 254 LYS 254 A ALA 255 n 255 ALA 255 A ASN 256 n 256 ASN 256 A HIS 257 n 257 HIS 257 A GLU 258 n 258 GLU 258 A GLU 259 n 259 GLU 259 A VAL 260 n 260 VAL 260 A LEU 261 n 261 LEU 261 A GLU 262 n 262 GLU 262 A ALA 263 n 263 ALA 263 A GLY 264 n 264 GLY 264 A LYS 265 n 265 LYS 265 A GLN 266 n 266 GLN 266 A ALA 267 n 267 ALA 267 A ALA 268 n 268 ALA 268 A GLN 269 n 269 GLN 269 A LYS 270 n 270 LYS 270 A LEU 271 n 271 LEU 271 A GLU 272 n 272 GLU 272 A GLN 273 n 273 GLN 273 A PHE 274 n 274 PHE 274 A VAL 275 n 275 VAL 275 A SER 276 n 276 SER 276 A LEU 277 n 277 LEU 277 A LEU 278 n 278 LEU 278 A MET 279 n 279 MET 279 A n 280 280 A n 281 281 A n 282 282 A n 283 283 A n 284 284 A author_defined_assembly 1 monomeric software_defined_assembly PISA,PQS 3 trimeric 9770 -70 28000 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 321 E O HOH 1_555 87.7 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 327 E O HOH 1_555 93.7 A HOH 321 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 327 E O HOH 1_555 170.4 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 331 E O HOH 1_555 104.8 A HOH 321 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 331 E O HOH 1_555 96.8 A HOH 327 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 331 E O HOH 1_555 92.1 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 341 E O HOH 1_555 170.5 A HOH 321 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 341 E O HOH 1_555 88.5 A HOH 327 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 341 E O HOH 1_555 88.7 A HOH 331 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 341 E O HOH 1_555 84.2 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 357 E O HOH 1_555 92.5 A HOH 321 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 357 E O HOH 1_555 81.3 A HOH 327 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 357 E O HOH 1_555 89.1 A HOH 331 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 357 E O HOH 1_555 162.5 A HOH 341 E O HOH 1_555 A MG 598 B MG MG 1_555 A HOH 357 E O HOH 1_555 78.3 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 0.0000000000 0.0000000000 1.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 6_357 z-3/2,-x+1/2,-y+2 crystal symmetry operation -135.4800000000 45.1600000000 180.6400000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 1.0000000000 0.0000000000 0.0000000000 12_576 -y+1/2,-z+2,x+3/2 crystal symmetry operation 45.1600000000 180.6400000000 135.4800000000 A O ALA 216 A O ALA 216 A N VAL 193 A N VAL 193 A O GLN 188 A O GLN 188 A N LEU 131 A N LEU 131 A O MET 130 A O MET 130 A N SER 239 A N SER 239 A O ARG 234 A O ARG 234 A N LEU 111 A N LEU 111 A O THR 110 A O THR 110 A N ALA 28 A N ALA 28 A O VAL 27 A O VAL 27 A N VAL 79 A N VAL 79 A O ARG 76 A O ARG 76 A N LEU 73 A N LEU 73 A O LEU 68 A O LEU 68 A N PHE 48 A N PHE 48 1 A MET 1 A MET 1 1 Y 1 A ALA 280 A ALA 280 1 Y 1 A SER 281 A SER 281 1 Y 1 A ILE 282 A ILE 282 1 Y 1 A PRO 283 A PRO 283 1 Y 1 A VAL 284 A VAL 284 1 Y 1 A ASN 55 64.36 -12.70 1 A ASP 167 -33.98 116.06 1 A THR 221 66.78 -59.59 PROTEIN_REP.PARAM TOPHCSDX.PRO PARAM11.DNA TOPH11.DNA 26.9 0.246 0.164 2.00 8.00 14374 5.0 86.8 RANDOM 1 THROUGHOUT 2.0 MOLECULAR REPLACEMENT PDB ENTRY 1PBN 2.00 8.00 145 2353 26 0 2182 0.010 1.5 24.6 1.37 0.296 0.241 2.09 1173 8 5.0 76.8 2.0 20.0 1B8N 16237 0.08 1 20 4.0 99.9 0.49 2.00 2.09 4.1 1 data reduction DENZO data scaling SCALEPACK model building X-PLOR refinement X-PLOR 3.851 phasing X-PLOR PURINE NUCLEOSIDE PHOSPHORYLASE 1 N N 2 N N 3 N N 4 N N 5 N N A TYR 7 A TYR 7 HELX_P A HIS 20 A HIS 20 1 1 14 A GLY 36 A GLY 36 HELX_P A VAL 39 A VAL 39 5 2 4 A TYR 50 A TYR 50 HELX_P A GLU 52 A GLU 52 5 3 3 A MET 87 A MET 87 HELX_P A GLU 89 A GLU 89 5 4 3 A PHE 93 A PHE 93 HELX_P A VAL 96 A VAL 96 1 5 4 A PHE 98 A PHE 98 HELX_P A LEU 106 A LEU 106 1 6 9 A LEU 138 A LEU 138 HELX_P A SER 142 A SER 142 1 7 5 A ARG 168 A ARG 168 HELX_P A MET 181 A MET 181 1 8 14 A VAL 203 A VAL 203 HELX_P A LEU 212 A LEU 212 1 9 10 A VAL 222 A VAL 222 HELX_P A HIS 230 A HIS 230 1 10 9 A HIS 257 A HIS 257 HELX_P A LEU 277 A LEU 277 1 11 21 metalc 2.233 A HOH 305 E O HOH 1_555 A MG 598 B MG MG 1_555 metalc 2.208 A HOH 321 E O HOH 1_555 A MG 598 B MG MG 1_555 metalc 2.221 A HOH 327 E O HOH 1_555 A MG 598 B MG MG 1_555 metalc 2.293 A HOH 331 E O HOH 1_555 A MG 598 B MG MG 1_555 metalc 2.273 A HOH 341 E O HOH 1_555 A MG 598 B MG MG 1_555 metalc 2.202 A HOH 357 E O HOH 1_555 A MG 598 B MG MG 1_555 TRANSFERASE PENTOSYLTRANSFERASE, PURINE NUCLEOSIDE PHOSPHORYLASE, TRANSFERASE A GLY 197 A GLY 197 1 A PRO 198 A PRO 198 0.34 PNPH_BOVIN UNP 1 P55859 1 284 1B8N 1 284 P55859 A 1 1 284 9 parallel parallel anti-parallel parallel parallel parallel anti-parallel anti-parallel A ALA 216 A ALA 216 A GLY 218 A GLY 218 A GLN 188 A GLN 188 A MET 194 A MET 194 A ILE 129 A ILE 129 A ASN 137 A ASN 137 A ARG 234 A ARG 234 A LYS 244 A LYS 244 A THR 110 A THR 110 A GLY 119 A GLY 119 A VAL 27 A VAL 27 A CYS 31 A CYS 31 A ARG 76 A ARG 76 A GLN 82 A GLN 82 A ARG 67 A ARG 67 A LEU 73 A LEU 73 A GLN 46 A GLN 46 A ASP 49 A ASP 49 BINDING SITE FOR RESIDUE MG A 598 A MG 598 Software 6 BINDING SITE FOR RESIDUE PO4 A 599 A PO4 599 Software 10 BINDING SITE FOR RESIDUE IMG A 600 A IMG 600 Software 18 A HOH 305 E HOH 6 1_555 A HOH 321 E HOH 6 1_555 A HOH 327 E HOH 6 1_555 A HOH 331 E HOH 6 1_555 A HOH 341 E HOH 6 1_555 A HOH 357 E HOH 6 1_555 A GLY 32 A GLY 32 10 1_555 A SER 33 A SER 33 10 1_555 A HIS 64 A HIS 64 10 1_555 A ARG 84 A ARG 84 10 1_555 A HIS 86 A HIS 86 10 1_555 A ASN 115 A ASN 115 10 1_555 A ALA 116 A ALA 116 10 1_555 A SER 220 A SER 220 10 1_555 A HOH 315 E HOH 10 1_555 A IMG 600 D IMG 10 1_555 A HIS 86 A HIS 86 18 1_555 A TYR 88 A TYR 88 18 1_555 A ALA 116 A ALA 116 18 1_555 A GLY 118 A GLY 118 18 1_555 A LEU 195 A LEU 195 18 1_555 A PHE 200 A PHE 200 18 1_555 A GLU 201 A GLU 201 18 1_555 A VAL 217 A VAL 217 18 1_555 A GLY 218 A GLY 218 18 1_555 A MET 219 A MET 219 18 1_555 A THR 242 A THR 242 18 1_555 A ASN 243 A ASN 243 18 1_555 A VAL 245 A VAL 245 18 1_555 A HIS 257 A HIS 257 18 1_555 A VAL 260 A VAL 260 18 1_555 A HOH 315 E HOH 18 1_555 A HOH 348 E HOH 18 1_555 A PO4 599 C PO4 18 1_555 198 cubic P 21 3