0.010788 0.006228 0.000000 0.000000 0.012457 0.000000 0.000000 0.000000 0.016024 0.00000 0.00000 0.00000 Stamper, G.F. Ringe, D. Hedstrom, L. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 92.696 92.696 62.406 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 Ca 2 40.078 CALCIUM ION 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 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 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 CA N 75 N N N 76 R C N 77 N C N 78 N O N 79 N C N 80 N S N 81 N O 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 H N 89 N N N 90 S C N 91 N C N 92 N O N 93 N C N 94 N C N 95 N C N 96 N O N 97 N N N 98 N O 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 H N 109 N N N 110 S C N 111 N C N 112 N O N 113 N C N 114 N C N 115 N C N 116 N O N 117 N O N 118 N O 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 H N 128 N N N 129 N C N 130 N C N 131 N O N 132 N O N 133 N H N 134 N H N 135 N H N 136 N H N 137 N H N 138 N N N 139 S C N 140 N C N 141 N O N 142 N C Y 143 N C Y 144 N N Y 145 N C Y 146 N C Y 147 N N N 148 N O 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 H N 159 N O N 160 N H N 161 N H N 162 N N N 163 S C N 164 N C N 165 N O N 166 S C N 167 N C N 168 N C N 169 N C N 170 N O 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 H N 184 N N N 185 S C N 186 N C N 187 N O N 188 N C N 189 N C N 190 N C N 191 N C N 192 N O N 193 N H N 194 N H 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 H N 206 N N N 207 S C N 208 N C N 209 N O N 210 N C N 211 N C N 212 N C N 213 N C N 214 N N N 215 N O 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 H N 228 N H N 229 N H N 230 N H N 231 N N N 232 S C N 233 N C N 234 N O N 235 N C N 236 N C N 237 N S N 238 N C N 239 N O 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 H N 250 N H N 251 N N N 252 S C N 253 N C N 254 N O N 255 N C Y 256 N C Y 257 N C Y 258 N C Y 259 N C Y 260 N C Y 261 N C N 262 N O 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 C N 281 N O N 282 N H 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 N N 292 S C N 293 N C N 294 N O N 295 N C N 296 N O 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 N N 306 S C N 307 N C N 308 N O N 309 R C N 310 N O N 311 N C N 312 N O 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 N N 323 S C N 324 N C N 325 N O N 326 N C Y 327 N C Y 328 N C Y 329 N C Y 330 N N Y 331 N C Y 332 N C Y 333 N C Y 334 N C Y 335 N C N 336 N O 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 H N 348 N H N 349 N N N 350 S C N 351 N C N 352 N O N 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C Y 358 N C Y 359 N C N 360 N O N 361 N O N 362 N H N 363 N H N 364 N H N 365 N H N 366 N H N 367 N H N 368 N H N 369 N H N 370 N H N 371 N H N 372 N H N 373 N N N 374 S C N 375 N C N 376 N O N 377 N C N 378 N C N 379 N C N 380 N O 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 H N 390 N H N 391 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 doub 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 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 doub 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 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 doub 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 sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N doub N 244 N sing N 245 N sing N 246 N sing N 247 N sing Y 248 N doub Y 249 N sing Y 250 N sing N 251 N sing Y 252 N doub N 253 N sing Y 254 N doub N 255 N sing Y 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 doub 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 sing N 281 N sing N 282 N sing N 283 N doub 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 doub 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 sing 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 doub N 313 N sing N 314 N sing N 315 N sing N 316 N sing Y 317 N doub Y 318 N sing Y 319 N sing N 320 N sing Y 321 N doub Y 322 N sing Y 323 N sing N 324 N sing Y 325 N sing Y 326 N doub N 327 N sing Y 328 N doub N 329 N sing Y 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 sing N 338 N sing N 339 N sing N 340 N doub N 341 N sing N 342 N sing N 343 N sing N 344 N sing Y 345 N doub Y 346 N sing Y 347 N sing N 348 N sing Y 349 N doub N 350 N sing Y 351 N doub N 352 N sing Y 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 sing N 361 N sing N 362 N sing N 363 N sing N 364 N doub 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 sing N 374 N sing N 375 N sing 10.2210/pdb1co7/pdb pdb_00001co7 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 277 1 IMAGE PLATE 1998-06-15 RIGAKU RAXIS IIC NI FILTER SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE RIGAKU RU200 26096.449 TRYPSIN II 3.4.21.4 R117H 1 nat polymer 10784.558 BOVINE PANCREATIC TRYPSIN INHIBITOR 1 nat polymer 40.078 CALCIUM ION 1 syn non-polymer 18.015 water 103 nat water BPTI E.C.3.4.21.4 no no RALLFLALVGAAVAFPVDDDDKIVGGYTCQENSVPYQVSLNSGYHFCGGSLINDQWVVSAAHCYKSRIQVRLGEHNINVL EGNEQFVNAAKIIKHPNFDRKTLNNDIMLIKLSSPVKLNAHVATVALPSSCAPAGTQCLISGWGNTLSSGVNEPDLLQCL DAPLLPQADCEASYPGKITDNMVCVGFLEGGKDSCQGDSGGPVVCNGELQGIVSWGYGCALPDNPGVYTKVCNYVDWIQD TIAAN RALLFLALVGAAVAFPVDDDDKIVGGYTCQENSVPYQVSLNSGYHFCGGSLINDQWVVSAAHCYKSRIQVRLGEHNINVL EGNEQFVNAAKIIKHPNFDRKTLNNDIMLIKLSSPVKLNAHVATVALPSSCAPAGTQCLISGWGNTLSSGVNEPDLLQCL DAPLLPQADCEASYPGKITDNMVCVGFLEGGKDSCQGDSGGPVVCNGELQGIVSWGYGCALPDNPGVYTKVCNYVDWIQD TIAAN E polypeptide(L) no no KMSRLCLSVALLVLLGTLAASTPGCDTSNQAKAQRPDFCLEPPYTGPCKARIIRYFYNAKAGLCQTFVYGGCRAKRNNFK SAEDCMRTCGGAIGPWENL KMSRLCLSVALLVLLGTLAASTPGCDTSNQAKAQRPDFCLEPPYTGPCKARIIRYFYNAKAGLCQTFVYGGCRAKRNNFK SAEDCMRTCGGAIGPWENL I 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 Norway rat Rattus sample 10116 Rattus norvegicus cattle Bos sample 9913 Bos taurus 1 2.10 41.36 8.5 pH 8.5 diffrn_source chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Data collection Data collection Database references Derived calculations Refinement description 1 0 2003-01-07 1 1 2007-10-16 1 2 2011-07-13 1 3 2018-04-04 1 4 2023-08-09 _diffrn_source.type _database_2.pdbx_DOI _database_2.pdbx_database_accession _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_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y RCSB 1999-06-07 REL CA CALCIUM ION HOH water COMPOUND WARNING: SEQUENTIALLY DISTANT RESIDUE (I ASN 24 ) AND RESIDUE (I LEU 29 ) ARE LINKED TOGETHER, DISTANCE ASN24I.C-LEU29I.N: 1.319A SEQUENCE 1CO7 E SWS P00763 -6 - 15 NOT IN ATOMS LIST 1CO7 I SWS P00974 -33 - 8 NOT IN ATOMS LIST 1CO7 I SWS P00974 25 - 28 NOT IN ATOMS LIST 1CO7 I SWS P00974 54 - 65 NOT IN ATOMS LIST WHILE SWISS-PROT NUMBERING IS CONSECUTIVE, PDB SEGMENT IS NUMBERED TO PROVIDE MAXIMUM HOMOLOGY WITH CHYMOTRYPSIN. 3TGI PDB experimental model CA 800 3 CA CA 800 E HOH 400 4 HOH HOH 400 E HOH 401 4 HOH HOH 401 E HOH 402 4 HOH HOH 402 E HOH 403 4 HOH HOH 403 E HOH 405 4 HOH HOH 405 E HOH 406 4 HOH HOH 406 E HOH 407 4 HOH HOH 407 E HOH 409 4 HOH HOH 409 E HOH 410 4 HOH HOH 410 E HOH 411 4 HOH HOH 411 E HOH 412 4 HOH HOH 412 E HOH 413 4 HOH HOH 413 E HOH 414 4 HOH HOH 414 E HOH 415 4 HOH HOH 415 E HOH 416 4 HOH HOH 416 E HOH 417 4 HOH HOH 417 E HOH 418 4 HOH HOH 418 E HOH 419 4 HOH HOH 419 E HOH 420 4 HOH HOH 420 E HOH 421 4 HOH HOH 421 E HOH 422 4 HOH HOH 422 E HOH 423 4 HOH HOH 423 E HOH 424 4 HOH HOH 424 E HOH 425 4 HOH HOH 425 E HOH 426 4 HOH HOH 426 E HOH 427 4 HOH HOH 427 E HOH 428 4 HOH HOH 428 E HOH 429 4 HOH HOH 429 E HOH 430 4 HOH HOH 430 E HOH 431 4 HOH HOH 431 E HOH 432 4 HOH HOH 432 E HOH 433 4 HOH HOH 433 E HOH 434 4 HOH HOH 434 E HOH 435 4 HOH HOH 435 E HOH 436 4 HOH HOH 436 E HOH 437 4 HOH HOH 437 E HOH 438 4 HOH HOH 438 E HOH 439 4 HOH HOH 439 E HOH 440 4 HOH HOH 440 E HOH 441 4 HOH HOH 441 E HOH 442 4 HOH HOH 442 E HOH 443 4 HOH HOH 443 E HOH 444 4 HOH HOH 444 E HOH 445 4 HOH HOH 445 E HOH 446 4 HOH HOH 446 E HOH 447 4 HOH HOH 447 E HOH 448 4 HOH HOH 448 E HOH 449 4 HOH HOH 449 E HOH 450 4 HOH HOH 450 E HOH 451 4 HOH HOH 451 E HOH 452 4 HOH HOH 452 E HOH 453 4 HOH HOH 453 E HOH 454 4 HOH HOH 454 E HOH 455 4 HOH HOH 455 E HOH 456 4 HOH HOH 456 E HOH 457 4 HOH HOH 457 E HOH 458 4 HOH HOH 458 E HOH 459 4 HOH HOH 459 E HOH 460 4 HOH HOH 460 E HOH 461 4 HOH HOH 461 E HOH 462 4 HOH HOH 462 E HOH 463 4 HOH HOH 463 E HOH 464 4 HOH HOH 464 E HOH 465 4 HOH HOH 465 E HOH 467 4 HOH HOH 467 E HOH 468 4 HOH HOH 468 E HOH 469 4 HOH HOH 469 E HOH 470 4 HOH HOH 470 E HOH 471 4 HOH HOH 471 E HOH 472 4 HOH HOH 472 E HOH 473 4 HOH HOH 473 E HOH 474 4 HOH HOH 474 E HOH 475 4 HOH HOH 475 E HOH 476 4 HOH HOH 476 E HOH 477 4 HOH HOH 477 E HOH 478 4 HOH HOH 478 E HOH 479 4 HOH HOH 479 E HOH 480 4 HOH HOH 480 E HOH 482 4 HOH HOH 482 E HOH 483 4 HOH HOH 483 E HOH 484 4 HOH HOH 484 E HOH 485 4 HOH HOH 485 E HOH 486 4 HOH HOH 486 E HOH 487 4 HOH HOH 487 E HOH 488 4 HOH HOH 488 E HOH 489 4 HOH HOH 489 E HOH 490 4 HOH HOH 490 E HOH 491 4 HOH HOH 491 E HOH 492 4 HOH HOH 492 E HOH 493 4 HOH HOH 493 E HOH 494 4 HOH HOH 494 E HOH 495 4 HOH HOH 495 E HOH 496 4 HOH HOH 496 E HOH 497 4 HOH HOH 497 E HOH 498 4 HOH HOH 498 E HOH 500 4 HOH HOH 500 E HOH 501 4 HOH HOH 501 E HOH 502 4 HOH HOH 502 E HOH 404 4 HOH HOH 404 I HOH 408 4 HOH HOH 408 I HOH 466 4 HOH HOH 466 I HOH 481 4 HOH HOH 481 I HOH 499 4 HOH HOH 499 I n 1 -6 E n 2 -5 E n 3 -4 E n 4 -3 E n 5 -2 E n 6 -1 E n 7 0 E n 8 1 E n 9 2 E n 10 3 E n 11 4 E n 12 5 E n 13 6 E n 14 7 E n 15 8 E n 16 9 E n 17 10 E n 18 11 E n 19 12 E n 20 13 E n 21 14 E n 22 15 E ILE 16 n 23 ILE 16 E VAL 17 n 24 VAL 17 E GLY 18 n 25 GLY 18 E GLY 19 n 26 GLY 19 E TYR 20 n 27 TYR 20 E THR 21 n 28 THR 21 E CYS 22 n 29 CYS 22 E GLN 23 n 30 GLN 23 E GLU 24 n 31 GLU 24 E ASN 25 n 32 ASN 25 E SER 26 n 33 SER 26 E VAL 27 n 34 VAL 27 E PRO 28 n 35 PRO 28 E TYR 29 n 36 TYR 29 E GLN 30 n 37 GLN 30 E VAL 31 n 38 VAL 31 E SER 32 n 39 SER 32 E LEU 33 n 40 LEU 33 E ASN 34 n 41 ASN 34 E SER 37 n 42 SER 37 E GLY 38 n 43 GLY 38 E TYR 39 n 44 TYR 39 E HIS 40 n 45 HIS 40 E PHE 41 n 46 PHE 41 E CYS 42 n 47 CYS 42 E GLY 43 n 48 GLY 43 E GLY 44 n 49 GLY 44 E SER 45 n 50 SER 45 E LEU 46 n 51 LEU 46 E ILE 47 n 52 ILE 47 E ASN 48 n 53 ASN 48 E ASP 49 n 54 ASP 49 E GLN 50 n 55 GLN 50 E TRP 51 n 56 TRP 51 E VAL 52 n 57 VAL 52 E VAL 53 n 58 VAL 53 E SER 54 n 59 SER 54 E ALA 55 n 60 ALA 55 E ALA 56 n 61 ALA 56 E HIS 57 n 62 HIS 57 E CYS 58 n 63 CYS 58 E TYR 59 n 64 TYR 59 E LYS 60 n 65 LYS 60 E SER 61 n 66 SER 61 E ARG 62 n 67 ARG 62 E ILE 63 n 68 ILE 63 E GLN 64 n 69 GLN 64 E VAL 66 n 70 VAL 66 E ARG 67 n 71 ARG 67 E LEU 68 n 72 LEU 68 E GLY 69 n 73 GLY 69 E GLU 70 n 74 GLU 70 E HIS 71 n 75 HIS 71 E ASN 72 n 76 ASN 72 E ILE 73 n 77 ILE 73 E ASN 74 n 78 ASN 74 E VAL 75 n 79 VAL 75 E LEU 76 n 80 LEU 76 E GLU 77 n 81 GLU 77 E GLY 78 n 82 GLY 78 E ASN 79 n 83 ASN 79 E GLU 80 n 84 GLU 80 E GLN 81 n 85 GLN 81 E PHE 82 n 86 PHE 82 E VAL 83 n 87 VAL 83 E ASN 84 n 88 ASN 84 E ALA 85 n 89 ALA 85 E ALA 86 n 90 ALA 86 E LYS 87 n 91 LYS 87 E ILE 88 n 92 ILE 88 E ILE 89 n 93 ILE 89 E LYS 90 n 94 LYS 90 E HIS 91 n 95 HIS 91 E PRO 92 n 96 PRO 92 E ASN 93 n 97 ASN 93 E PHE 94 n 98 PHE 94 E ASP 95 n 99 ASP 95 E ARG 96 n 100 ARG 96 E LYS 97 n 101 LYS 97 E THR 98 n 102 THR 98 E LEU 99 n 103 LEU 99 E ASN 100 n 104 ASN 100 E ASN 101 n 105 ASN 101 E ASP 102 n 106 ASP 102 E ILE 103 n 107 ILE 103 E MET 104 n 108 MET 104 E LEU 105 n 109 LEU 105 E ILE 106 n 110 ILE 106 E LYS 107 n 111 LYS 107 E LEU 108 n 112 LEU 108 E SER 109 n 113 SER 109 E SER 110 n 114 SER 110 E PRO 111 n 115 PRO 111 E VAL 112 n 116 VAL 112 E LYS 113 n 117 LYS 113 E LEU 114 n 118 LEU 114 E ASN 115 n 119 ASN 115 E ALA 116 n 120 ALA 116 E HIS 117 n 121 HIS 117 E VAL 118 n 122 VAL 118 E ALA 119 n 123 ALA 119 E THR 120 n 124 THR 120 E VAL 121 n 125 VAL 121 E ALA 122 n 126 ALA 122 E LEU 123 n 127 LEU 123 E PRO 124 n 128 PRO 124 E SER 125 n 129 SER 125 E SER 127 n 130 SER 127 E CYS 128 n 131 CYS 128 E ALA 129 n 132 ALA 129 E PRO 130 n 133 PRO 130 E ALA 132 n 134 ALA 132 E GLY 133 n 135 GLY 133 E THR 134 n 136 THR 134 E GLN 135 n 137 GLN 135 E CYS 136 n 138 CYS 136 E LEU 137 n 139 LEU 137 E ILE 138 n 140 ILE 138 E SER 139 n 141 SER 139 E GLY 140 n 142 GLY 140 E TRP 141 n 143 TRP 141 E GLY 142 n 144 GLY 142 E ASN 143 n 145 ASN 143 E THR 144 n 146 THR 144 E LEU 145 n 147 LEU 145 E SER 146 n 148 SER 146 E SER 147 n 149 SER 147 E GLY 148 n 150 GLY 148 E VAL 149 n 151 VAL 149 E ASN 150 n 152 ASN 150 E GLU 151 n 153 GLU 151 E PRO 152 n 154 PRO 152 E ASP 153 n 155 ASP 153 E LEU 154 n 156 LEU 154 E LEU 155 n 157 LEU 155 E GLN 156 n 158 GLN 156 E CYS 157 n 159 CYS 157 E LEU 158 n 160 LEU 158 E ASP 159 n 161 ASP 159 E ALA 160 n 162 ALA 160 E PRO 161 n 163 PRO 161 E LEU 162 n 164 LEU 162 E LEU 163 n 165 LEU 163 E PRO 164 n 166 PRO 164 E GLN 165 n 167 GLN 165 E ALA 166 n 168 ALA 166 E ASP 167 n 169 ASP 167 E CYS 168 n 170 CYS 168 E GLU 169 n 171 GLU 169 E ALA 170 n 172 ALA 170 E SER 171 n 173 SER 171 E TYR 172 n 174 TYR 172 E PRO 173 n 175 PRO 173 E GLY 174 n 176 GLY 174 E LYS 175 n 177 LYS 175 E ILE 176 n 178 ILE 176 E THR 177 n 179 THR 177 E ASP 178 n 180 ASP 178 E ASN 179 n 181 ASN 179 E MET 180 n 182 MET 180 E VAL 181 n 183 VAL 181 E CYS 182 n 184 CYS 182 E VAL 183 n 185 VAL 183 E GLY 184 n 186 GLY 184 E PHE 184 n 187 A PHE 184 E LEU 185 n 188 LEU 185 E GLU 186 n 189 GLU 186 E GLY 187 n 190 GLY 187 E GLY 188 n 191 GLY 188 E LYS 188 n 192 A LYS 188 E ASP 189 n 193 ASP 189 E SER 190 n 194 SER 190 E CYS 191 n 195 CYS 191 E GLN 192 n 196 GLN 192 E GLY 193 n 197 GLY 193 E ASP 194 n 198 ASP 194 E SER 195 n 199 SER 195 E GLY 196 n 200 GLY 196 E GLY 197 n 201 GLY 197 E PRO 198 n 202 PRO 198 E VAL 199 n 203 VAL 199 E VAL 200 n 204 VAL 200 E CYS 201 n 205 CYS 201 E ASN 202 n 206 ASN 202 E GLY 203 n 207 GLY 203 E GLU 204 n 208 GLU 204 E LEU 209 n 209 LEU 209 E GLN 210 n 210 GLN 210 E GLY 211 n 211 GLY 211 E ILE 212 n 212 ILE 212 E VAL 213 n 213 VAL 213 E SER 214 n 214 SER 214 E TRP 215 n 215 TRP 215 E GLY 216 n 216 GLY 216 E TYR 217 n 217 TYR 217 E GLY 219 n 218 GLY 219 E CYS 220 n 219 CYS 220 E ALA 221 n 220 ALA 221 E LEU 221 n 221 A LEU 221 E PRO 222 n 222 PRO 222 E ASP 223 n 223 ASP 223 E ASN 224 n 224 ASN 224 E PRO 225 n 225 PRO 225 E GLY 226 n 226 GLY 226 E VAL 227 n 227 VAL 227 E TYR 228 n 228 TYR 228 E THR 229 n 229 THR 229 E LYS 230 n 230 LYS 230 E VAL 231 n 231 VAL 231 E CYS 232 n 232 CYS 232 E ASN 233 n 233 ASN 233 E TYR 234 n 234 TYR 234 E VAL 235 n 235 VAL 235 E ASP 236 n 236 ASP 236 E TRP 237 n 237 TRP 237 E ILE 238 n 238 ILE 238 E GLN 239 n 239 GLN 239 E ASP 240 n 240 ASP 240 E THR 241 n 241 THR 241 E ILE 242 n 242 ILE 242 E ALA 243 n 243 ALA 243 E ALA 244 n 244 ALA 244 E ASN 245 n 245 ASN 245 E n 1 -33 I n 2 -32 I n 3 -31 I n 4 -30 I n 5 -29 I n 6 -28 I n 7 -27 I n 8 -26 I n 9 -25 I n 10 -24 I n 11 -23 I n 12 -22 I n 13 -21 I n 14 -20 I n 15 -19 I n 16 -18 I n 17 -17 I n 18 -16 I n 19 -15 I n 20 -14 I n 21 -13 I n 22 -12 I n 23 -11 I n 24 -10 I n 25 -9 I n 26 -8 I n 27 -7 I n 28 -6 I n 29 -5 I n 30 -4 I n 31 -3 I n 32 -2 I n 33 -1 I n 34 0 I n 35 1 I n 36 2 I n 37 3 I n 38 4 I n 39 5 I n 40 6 I n 41 7 I n 42 8 I PRO 9 n 43 PRO 9 I TYR 10 n 44 TYR 10 I THR 11 n 45 THR 11 I GLY 12 n 46 GLY 12 I PRO 13 n 47 PRO 13 I CYS 14 n 48 CYS 14 I LYS 15 n 49 LYS 15 I ALA 16 n 50 ALA 16 I ARG 17 n 51 ARG 17 I ILE 18 n 52 ILE 18 I ILE 19 n 53 ILE 19 I ARG 20 n 54 ARG 20 I TYR 21 n 55 TYR 21 I PHE 22 n 56 PHE 22 I TYR 23 n 57 TYR 23 I ASN 24 n 58 ASN 24 I n 59 25 I n 60 26 I n 61 27 I n 62 28 I LEU 29 n 63 LEU 29 I CYS 30 n 64 CYS 30 I GLN 31 n 65 GLN 31 I THR 32 n 66 THR 32 I PHE 33 n 67 PHE 33 I VAL 34 n 68 VAL 34 I TYR 35 n 69 TYR 35 I GLY 36 n 70 GLY 36 I GLY 37 n 71 GLY 37 I CYS 38 n 72 CYS 38 I ARG 39 n 73 ARG 39 I ALA 40 n 74 ALA 40 I LYS 41 n 75 LYS 41 I ALA 42 n 76 ARG 42 I ASN 43 n 77 ASN 43 I ASN 44 n 78 ASN 44 I PHE 45 n 79 PHE 45 I LYS 46 n 80 LYS 46 I SER 47 n 81 SER 47 I ALA 48 n 82 ALA 48 I GLU 49 n 83 GLU 49 I ASP 50 n 84 ASP 50 I CYS 51 n 85 CYS 51 I MET 52 n 86 MET 52 I ARG 53 n 87 ARG 53 I n 88 54 I n 89 55 I n 90 56 I n 91 57 I n 92 58 I n 93 59 I n 94 60 I n 95 61 I n 96 62 I n 97 63 I n 98 64 I n 99 65 I author_defined_assembly 2 dimeric E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 E ASN 72 A O ASN 76 1_555 93.4 E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 E VAL 75 A O VAL 79 1_555 154.2 E ASN 72 A O ASN 76 1_555 E CA 800 C CA CA 1_555 E VAL 75 A O VAL 79 1_555 84.7 E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 E GLU 77 A OE1 GLU 81 1_555 102.1 E ASN 72 A O ASN 76 1_555 E CA 800 C CA CA 1_555 E GLU 77 A OE1 GLU 81 1_555 95.4 E VAL 75 A O VAL 79 1_555 E CA 800 C CA CA 1_555 E GLU 77 A OE1 GLU 81 1_555 103.6 E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 E GLU 80 A OE2 GLU 84 1_555 100.8 E ASN 72 A O ASN 76 1_555 E CA 800 C CA CA 1_555 E GLU 80 A OE2 GLU 84 1_555 165.8 E VAL 75 A O VAL 79 1_555 E CA 800 C CA CA 1_555 E GLU 80 A OE2 GLU 84 1_555 83.1 E GLU 77 A OE1 GLU 81 1_555 E CA 800 C CA CA 1_555 E GLU 80 A OE2 GLU 84 1_555 80.5 E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 E HOH 438 D O HOH 1_555 75.7 E ASN 72 A O ASN 76 1_555 E CA 800 C CA CA 1_555 E HOH 438 D O HOH 1_555 112.0 E VAL 75 A O VAL 79 1_555 E CA 800 C CA CA 1_555 E HOH 438 D O HOH 1_555 81.3 E GLU 77 A OE1 GLU 81 1_555 E CA 800 C CA CA 1_555 E HOH 438 D O HOH 1_555 152.6 E GLU 80 A OE2 GLU 84 1_555 E CA 800 C CA CA 1_555 E HOH 438 D O HOH 1_555 73.3 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 E O GLN 81 A O GLN 85 E N LEU 68 A N LEU 72 E O GLN 64 A O GLN 69 E N ASN 34 A N ASN 41 E O VAL 31 A O VAL 38 E N GLY 44 A N GLY 49 E O SER 45 A O SER 50 E N VAL 53 A N VAL 58 E O VAL 52 A O VAL 57 E N ILE 106 A N ILE 110 E O LEU 105 A O LEU 109 E N ILE 89 A N ILE 93 E O CYS 136 A O CYS 138 E N ALA 160 A N ALA 162 E O VAL 181 A O VAL 183 E N TYR 228 A N TYR 228 E O VAL 227 A O VAL 227 E N TRP 215 A N TRP 215 E O GLU 204 A O GLU 208 E N CYS 201 A N CYS 205 I O ILE 18 B O ILE 52 I N TYR 35 B N TYR 69 1 I CB ARG 42 B CB ARG 76 1 Y 1 I CG ARG 42 B CG ARG 76 1 Y 1 I CD ARG 42 B CD ARG 76 1 Y 1 I NE ARG 42 B NE ARG 76 1 Y 1 I CZ ARG 42 B CZ ARG 76 1 Y 1 I NH1 ARG 42 B NH1 ARG 76 1 Y 1 I NH2 ARG 42 B NH2 ARG 76 1 Y 1 E ARG -6 A ARG 1 1 Y 1 E ALA -5 A ALA 2 1 Y 1 E LEU -4 A LEU 3 1 Y 1 E LEU -3 A LEU 4 1 Y 1 E PHE -2 A PHE 5 1 Y 1 E LEU -1 A LEU 6 1 Y 1 E ALA 0 A ALA 7 1 Y 1 E LEU 1 A LEU 8 1 Y 1 E VAL 2 A VAL 9 1 Y 1 E GLY 3 A GLY 10 1 Y 1 E ALA 4 A ALA 11 1 Y 1 E ALA 5 A ALA 12 1 Y 1 E VAL 6 A VAL 13 1 Y 1 E ALA 7 A ALA 14 1 Y 1 E PHE 8 A PHE 15 1 Y 1 E PRO 9 A PRO 16 1 Y 1 E VAL 10 A VAL 17 1 Y 1 E ASP 11 A ASP 18 1 Y 1 E ASP 12 A ASP 19 1 Y 1 E ASP 13 A ASP 20 1 Y 1 E ASP 14 A ASP 21 1 Y 1 E LYS 15 A LYS 22 1 Y 1 I LYS -33 B LYS 1 1 Y 1 I MET -32 B MET 2 1 Y 1 I SER -31 B SER 3 1 Y 1 I ARG -30 B ARG 4 1 Y 1 I LEU -29 B LEU 5 1 Y 1 I CYS -28 B CYS 6 1 Y 1 I LEU -27 B LEU 7 1 Y 1 I SER -26 B SER 8 1 Y 1 I VAL -25 B VAL 9 1 Y 1 I ALA -24 B ALA 10 1 Y 1 I LEU -23 B LEU 11 1 Y 1 I LEU -22 B LEU 12 1 Y 1 I VAL -21 B VAL 13 1 Y 1 I LEU -20 B LEU 14 1 Y 1 I LEU -19 B LEU 15 1 Y 1 I GLY -18 B GLY 16 1 Y 1 I THR -17 B THR 17 1 Y 1 I LEU -16 B LEU 18 1 Y 1 I ALA -15 B ALA 19 1 Y 1 I ALA -14 B ALA 20 1 Y 1 I SER -13 B SER 21 1 Y 1 I THR -12 B THR 22 1 Y 1 I PRO -11 B PRO 23 1 Y 1 I GLY -10 B GLY 24 1 Y 1 I CYS -9 B CYS 25 1 Y 1 I ASP -8 B ASP 26 1 Y 1 I THR -7 B THR 27 1 Y 1 I SER -6 B SER 28 1 Y 1 I ASN -5 B ASN 29 1 Y 1 I GLN -4 B GLN 30 1 Y 1 I ALA -3 B ALA 31 1 Y 1 I LYS -2 B LYS 32 1 Y 1 I ALA -1 B ALA 33 1 Y 1 I GLN 0 B GLN 34 1 Y 1 I ARG 1 B ARG 35 1 Y 1 I PRO 2 B PRO 36 1 Y 1 I ASP 3 B ASP 37 1 Y 1 I PHE 4 B PHE 38 1 Y 1 I CYS 5 B CYS 39 1 Y 1 I LEU 6 B LEU 40 1 Y 1 I GLU 7 B GLU 41 1 Y 1 I PRO 8 B PRO 42 1 Y 1 I ALA 25 B ALA 59 1 Y 1 I LYS 26 B LYS 60 1 Y 1 I ALA 27 B ALA 61 1 Y 1 I GLY 28 B GLY 62 1 Y 1 I THR 54 B THR 88 1 Y 1 I CYS 55 B CYS 89 1 Y 1 I GLY 56 B GLY 90 1 Y 1 I GLY 57 B GLY 91 1 Y 1 I ALA 58 B ALA 92 1 Y 1 I ILE 59 B ILE 93 1 Y 1 I GLY 60 B GLY 94 1 Y 1 I PRO 61 B PRO 95 1 Y 1 I TRP 62 B TRP 96 1 Y 1 I GLU 63 B GLU 97 1 Y 1 I ASN 64 B ASN 98 1 Y 1 I LEU 65 B LEU 99 1 Y 1 E E OD1 ND1 ASN HIS 25 117 2.03 1 -18.47 2.70 111.00 92.53 I I I N CA C ASN ASN ASN 24 24 24 N 1 -32.77 2.70 111.00 78.23 I I I N CA C LEU LEU LEU 29 29 29 N 1 -3.81 0.50 120.30 116.49 I I I NE CZ NH1 ARG ARG ARG 53 53 53 N 1 3.05 0.50 120.30 123.35 I I I NE CZ NH2 ARG ARG ARG 53 53 53 N 1 E ASN 25 30.01 47.85 1 E ASP 49 -55.51 -4.65 1 E HIS 71 -134.91 -58.77 1 E SER 214 -122.46 -66.92 1 I ASN 24 -142.79 -50.81 PROTEIN_REP.PARAM TOPHCSDX.PRO CA.PAR CA.TOP TOPH19.SOL 19.3 0.21 0.005 0.208 0.208 1.90 8.0 2105 21149 21149 10 86.9 RANDOM 1000000 0.001 1 RESTRAINED THROUGHOUT 0.0 MOLECULAR REPLACEMENT 3TGI 1.90 8.0 103 2099 1 0 1995 0.007 1.58 27.9 0.80 0.298 0.005 0.272 1.99 247 2182 8 8.2 81.9 1.9 30.0 1CO7 22249 0.085 1 11.7 5.8 90.0 1.90 1.97 2.2 0.379 2.6 89.5 data reduction DENZO data scaling SCALEPACK model building X-PLOR refinement X-PLOR 3.851 phasing X-PLOR R117H mutant rat anionic trypsin complexed with bovine pancreatic trypsin inhibitor (BPTI) 1 N N 2 N N 3 N N 4 N N 4 N N E ALA 56 A ALA 61 HELX_P E CYS 58 A CYS 63 5 1 3 E GLN 165 A GLN 167 HELX_P E SER 171 A SER 173 1 2 7 E VAL 231 A VAL 231 HELX_P E ASN 233 A ASN 233 5 3 3 E VAL 235 A VAL 235 HELX_P E ALA 243 A ALA 243 1 4 9 I ALA 48 B ALA 82 HELX_P I CYS 51 B CYS 85 1 5 4 disulf 2.035 E CYS 22 A SG CYS 29 1_555 E CYS 157 A SG CYS 159 1_555 disulf 2.029 E CYS 42 A SG CYS 47 1_555 E CYS 58 A SG CYS 63 1_555 disulf 2.025 E CYS 128 A SG CYS 131 1_555 E CYS 232 A SG CYS 232 1_555 disulf 2.020 E CYS 136 A SG CYS 138 1_555 E CYS 201 A SG CYS 205 1_555 disulf 2.022 E CYS 168 A SG CYS 170 1_555 E CYS 182 A SG CYS 184 1_555 disulf 2.030 E CYS 191 A SG CYS 195 1_555 E CYS 220 A SG CYS 219 1_555 disulf 2.037 I CYS 14 B SG CYS 48 1_555 I CYS 38 B SG CYS 72 1_555 disulf 2.032 I CYS 30 B SG CYS 64 1_555 I CYS 51 B SG CYS 85 1_555 metalc 2.437 E GLU 70 A OE1 GLU 74 1_555 E CA 800 C CA CA 1_555 metalc 2.343 E ASN 72 A O ASN 76 1_555 E CA 800 C CA CA 1_555 metalc 2.292 E VAL 75 A O VAL 79 1_555 E CA 800 C CA CA 1_555 metalc 2.602 E GLU 77 A OE1 GLU 81 1_555 E CA 800 C CA CA 1_555 metalc 2.457 E GLU 80 A OE2 GLU 84 1_555 E CA 800 C CA CA 1_555 metalc 3.034 E HOH 438 D O HOH 1_555 E CA 800 C CA CA 1_555 HYDROLASE/HYDROLASE INHIBITOR COMPLEX (SERINE PROTEASE-INHIBITOR), HYDROLASE-HYDROLASE INHIBITOR COMPLEX TRY2_RAT UNP 1 P00763 BPT1_BOVIN UNP 2 P00974 2 246 1CO7 -6 245 P00763 E 1 1 245 2 100 1CO7 -33 65 P00974 I 2 1 99 1 ARG variant HIS 117 1CO7 E P00763 UNP 121 121 7 2 4 2 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel E GLN 81 A GLN 85 E ASN 84 A ASN 88 E GLN 64 A GLN 69 E LEU 68 A LEU 72 E GLN 30 A GLN 37 E ASN 34 A ASN 41 E HIS 40 A HIS 45 E ASN 48 A ASN 53 E TRP 51 A TRP 56 E SER 54 A SER 59 E MET 104 A MET 108 E LEU 108 A LEU 112 E ALA 85 A ALA 89 E LYS 90 A LYS 94 E GLN 135 A GLN 137 E GLY 140 A GLY 142 E GLN 156 A GLN 158 E PRO 161 A PRO 163 E MET 180 A MET 182 E VAL 183 A VAL 185 E GLY 226 A GLY 226 E LYS 230 A LYS 230 E GLU 204 A GLU 208 E TRP 215 A TRP 215 E PRO 198 A PRO 202 E CYS 201 A CYS 205 I ILE 18 B ILE 52 I PHE 22 B PHE 56 I GLN 31 B GLN 65 I TYR 35 B TYR 69 THE CATALYTIC TRIAD Author 3 THE INHIBITOR RESIDUE IN THE PRIMARY SPECIFICITY SITE Author 1 BINDING SITE FOR RESIDUE CA E 800 E CA 800 Software 6 E HIS 57 A HIS 62 3 1_555 E ASP 102 A ASP 106 3 1_555 E SER 195 A SER 199 3 1_555 I LYS 15 B LYS 49 1 1_555 E GLU 70 A GLU 74 6 1_555 E ASN 72 A ASN 76 6 1_555 E VAL 75 A VAL 79 6 1_555 E GLU 77 A GLU 81 6 1_555 E GLU 80 A GLU 84 6 1_555 E HOH 438 D HOH 6 1_555 154 trigonal P 32 2 1