data_4F54 # _model_server_result.job_id yqmCiyH7X7BrAMMvHeH18w _model_server_result.datetime_utc '2024-11-10 01:31:18' _model_server_result.server_version 0.9.12 _model_server_result.query_name ligand _model_server_result.source_id pdb-bcif _model_server_result.entry_id 4f54 # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"E","auth_seq_id":305}' # _entry.id 4F54 # _exptl.entry_id 4F54 _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 35.453 _entity.id 3 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description 'CHLORIDE ION' _entity.pdbx_number_of_molecules 2 _entity.pdbx_parent_entity_id . _entity.pdbx_mutation ? _entity.pdbx_fragment ? _entity.pdbx_ec ? # _cell.angle_alpha 90 _cell.angle_beta 90 _cell.angle_gamma 90 _cell.entry_id 4F54 _cell.length_a 78.402 _cell.length_b 111.907 _cell.length_c 53.588 _cell.Z_PDB 8 _cell.pdbx_unique_axis ? # _symmetry.entry_id 4F54 _symmetry.cell_setting ? _symmetry.Int_Tables_number 20 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'C 2 2 21' # _pdbx_struct_assembly.method_details PISA _pdbx_struct_assembly.oligomeric_details monomeric _pdbx_struct_assembly.oligomeric_count 1 _pdbx_struct_assembly.details author_and_software_defined_assembly _pdbx_struct_assembly.id 1 # _pdbx_struct_assembly_gen.asym_id_list A,B,C,D,E,F _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 # _pdbx_struct_oper_list.id 1 _pdbx_struct_oper_list.type 'identity operation' _pdbx_struct_oper_list.name 1_555 _pdbx_struct_oper_list.symmetry_operation x,y,z _pdbx_struct_oper_list.matrix[1][1] 1 _pdbx_struct_oper_list.matrix[1][2] 0 _pdbx_struct_oper_list.matrix[1][3] 0 _pdbx_struct_oper_list.matrix[2][1] 0 _pdbx_struct_oper_list.matrix[2][2] 1 _pdbx_struct_oper_list.matrix[2][3] 0 _pdbx_struct_oper_list.matrix[3][1] 0 _pdbx_struct_oper_list.matrix[3][2] 0 _pdbx_struct_oper_list.matrix[3][3] 1 _pdbx_struct_oper_list.vector[1] 0 _pdbx_struct_oper_list.vector[2] 0 _pdbx_struct_oper_list.vector[3] 0 # loop_ _struct_asym.details _struct_asym.entity_id _struct_asym.id _struct_asym.pdbx_modified _struct_asym.pdbx_blank_PDB_chainid_flag ? 3 D N N ? 3 E N N # loop_ _struct_conn.conn_type_id _struct_conn.details _struct_conn.id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_symmetry _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_symmetry _struct_conn.pdbx_ptnr1_PDB_ins_code _struct_conn.pdbx_ptnr1_label_alt_id _struct_conn.pdbx_ptnr1_standard_comp_id _struct_conn.pdbx_ptnr2_PDB_ins_code _struct_conn.pdbx_ptnr2_label_alt_id _struct_conn.pdbx_ptnr3_PDB_ins_code _struct_conn.pdbx_ptnr3_label_alt_id _struct_conn.pdbx_ptnr3_label_asym_id _struct_conn.pdbx_ptnr3_label_atom_id _struct_conn.pdbx_ptnr3_label_comp_id _struct_conn.pdbx_ptnr3_label_seq_id _struct_conn.pdbx_PDB_id _struct_conn.pdbx_dist_value _struct_conn.pdbx_value_order covale ? covale1 A C ASP 24 A ASP 37 1_555 A N MLY 25 A MLY 38 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.336 ? covale ? covale2 A C MLY 25 A MLY 38 1_555 A N GLN 26 A GLN 39 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.341 ? covale ? covale3 A C PHE 29 A PHE 42 1_555 A N MLY 30 A MLY 43 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.342 ? covale ? covale4 A C MLY 30 A MLY 43 1_555 A N ASP 31 A ASP 44 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.335 ? covale ? covale5 A C ASP 39 A ASP 52 1_555 A N MLY 40 A MLY 53 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.337 ? covale ? covale6 A C MLY 40 A MLY 53 1_555 A N ILE 41 A ILE 54 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.316 ? covale ? covale7 A C SER 47 A SER 60 1_555 A N MLY 48 A MLY 61 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.341 ? covale ? covale8 A C MLY 48 A MLY 61 1_555 A N GLU 49 A GLU 62 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.341 ? covale ? covale9 A C ASN 68 A ASN 81 1_555 A N MSE 69 A MSE 82 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.344 ? covale ? covale10 A C MSE 69 A MSE 82 1_555 A N GLU 70 A GLU 83 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.311 ? covale ? covale11 A C ALA 71 A ALA 84 1_555 A N MLY 72 A MLY 85 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.331 ? covale ? covale12 A C MLY 72 A MLY 85 1_555 A N GLY 73 A GLY 86 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.338 ? covale ? covale13 A C ASP 79 A ASP 92 1_555 A N MLY 80 A MLY 93 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.331 ? covale ? covale14 A C MLY 80 A MLY 93 1_555 A N GLU 81 A GLU 94 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.328 ? covale ? covale15 A C GLU 143 A GLU 156 1_555 A N MSE 144 A MSE 157 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.326 ? covale ? covale16 A C MSE 144 A MSE 157 1_555 A N VAL 145 A VAL 158 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.322 ? covale ? covale17 A C LEU 147 A LEU 160 1_555 A N MLY 148 A MLY 161 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.343 ? covale ? covale18 A C MLY 148 A MLY 161 1_555 A N ALA 149 A ALA 162 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.328 ? covale ? covale19 A C GLY 154 A GLY 167 1_555 A N MLY 155 A MLY 168 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.338 ? covale ? covale20 A C MLY 155 A MLY 168 1_555 A N MLY 156 A MLY 169 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.339 ? covale ? covale21 A C MLY 156 A MLY 169 1_555 A N LEU 157 A LEU 170 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.322 ? covale ? covale22 A C SER 172 A SER 185 1_555 A N MLY 173 A MLY 186 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.341 ? covale ? covale23 A C MLY 173 A MLY 186 1_555 A N ALA 174 A ALA 187 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.344 ? covale ? covale24 A C ASN 196 A ASN 209 1_555 A N MLY 197 A MLY 210 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.33 ? # _chem_comp.formula 'Cl -1' _chem_comp.formula_weight 35.453 _chem_comp.id CL _chem_comp.mon_nstd_flag . _chem_comp.name 'CHLORIDE ION' _chem_comp.type non-polymer _chem_comp.pdbx_synonyms ? # _atom_sites.entry_id 4F54 _atom_sites.fract_transf_matrix[1][1] 0.012755 _atom_sites.fract_transf_matrix[1][2] 0 _atom_sites.fract_transf_matrix[1][3] 0 _atom_sites.fract_transf_matrix[2][1] 0 _atom_sites.fract_transf_matrix[2][2] 0.008936 _atom_sites.fract_transf_matrix[2][3] 0 _atom_sites.fract_transf_matrix[3][1] 0 _atom_sites.fract_transf_matrix[3][2] 0 _atom_sites.fract_transf_matrix[3][3] 0.018661 _atom_sites.fract_transf_vector[1] 0 _atom_sites.fract_transf_vector[2] 0 _atom_sites.fract_transf_vector[3] 0 # loop_ _pdbx_nonpoly_scheme.asym_id _pdbx_nonpoly_scheme.entity_id _pdbx_nonpoly_scheme.mon_id _pdbx_nonpoly_scheme.pdb_strand_id _pdbx_nonpoly_scheme.ndb_seq_num _pdbx_nonpoly_scheme.pdb_seq_num _pdbx_nonpoly_scheme.auth_seq_num _pdbx_nonpoly_scheme.pdb_mon_id _pdbx_nonpoly_scheme.auth_mon_id _pdbx_nonpoly_scheme.pdb_ins_code B 2 SO4 A 1 302 300 SO4 SO4 . C 2 SO4 A 1 303 301 SO4 SO4 . D 3 CL A 1 304 302 CL CL . E 3 CL A 1 305 303 CL CL . F 4 HOH A 1 401 304 HOH HOH . F 4 HOH A 2 402 305 HOH HOH . F 4 HOH A 3 403 306 HOH HOH . F 4 HOH A 4 404 307 HOH HOH . F 4 HOH A 5 405 308 HOH HOH . F 4 HOH A 6 406 309 HOH HOH . F 4 HOH A 7 407 310 HOH HOH . F 4 HOH A 8 408 311 HOH HOH . F 4 HOH A 9 409 312 HOH HOH . F 4 HOH A 10 410 313 HOH HOH . F 4 HOH A 11 411 314 HOH HOH . F 4 HOH A 12 412 315 HOH HOH . F 4 HOH A 13 413 316 HOH HOH . F 4 HOH A 14 414 317 HOH HOH . F 4 HOH A 15 415 318 HOH HOH . F 4 HOH A 16 416 319 HOH HOH . F 4 HOH A 17 417 320 HOH HOH . F 4 HOH A 18 418 321 HOH HOH . F 4 HOH A 19 419 322 HOH HOH . F 4 HOH A 20 420 323 HOH HOH . F 4 HOH A 21 421 324 HOH HOH . F 4 HOH A 22 422 325 HOH HOH . F 4 HOH A 23 423 326 HOH HOH . F 4 HOH A 24 424 327 HOH HOH . F 4 HOH A 25 425 328 HOH HOH . F 4 HOH A 26 426 329 HOH HOH . F 4 HOH A 27 427 330 HOH HOH . F 4 HOH A 28 428 331 HOH HOH . F 4 HOH A 29 429 332 HOH HOH . F 4 HOH A 30 430 333 HOH HOH . F 4 HOH A 31 431 334 HOH HOH . F 4 HOH A 32 432 335 HOH HOH . F 4 HOH A 33 433 336 HOH HOH . F 4 HOH A 34 434 337 HOH HOH . F 4 HOH A 35 435 338 HOH HOH . F 4 HOH A 36 436 339 HOH HOH . F 4 HOH A 37 437 340 HOH HOH . F 4 HOH A 38 438 341 HOH HOH . F 4 HOH A 39 439 342 HOH HOH . F 4 HOH A 40 440 343 HOH HOH . F 4 HOH A 41 441 344 HOH HOH . F 4 HOH A 42 442 345 HOH HOH . F 4 HOH A 43 443 346 HOH HOH . F 4 HOH A 44 444 347 HOH HOH . F 4 HOH A 45 445 348 HOH HOH . F 4 HOH A 46 446 349 HOH HOH . F 4 HOH A 47 447 350 HOH HOH . F 4 HOH A 48 448 351 HOH HOH . F 4 HOH A 49 449 352 HOH HOH . F 4 HOH A 50 450 353 HOH HOH . F 4 HOH A 51 451 354 HOH HOH . F 4 HOH A 52 452 355 HOH HOH . F 4 HOH A 53 453 356 HOH HOH . F 4 HOH A 54 454 357 HOH HOH . F 4 HOH A 55 455 358 HOH HOH . F 4 HOH A 56 456 359 HOH HOH . F 4 HOH A 57 457 360 HOH HOH . F 4 HOH A 58 458 361 HOH HOH . F 4 HOH A 59 459 362 HOH HOH . F 4 HOH A 60 460 363 HOH HOH . F 4 HOH A 61 461 364 HOH HOH . F 4 HOH A 62 462 365 HOH HOH . F 4 HOH A 63 463 366 HOH HOH . F 4 HOH A 64 464 367 HOH HOH . F 4 HOH A 65 465 368 HOH HOH . F 4 HOH A 66 466 369 HOH HOH . F 4 HOH A 67 467 370 HOH HOH . F 4 HOH A 68 468 371 HOH HOH . F 4 HOH A 69 469 372 HOH HOH . F 4 HOH A 70 470 373 HOH HOH . F 4 HOH A 71 471 374 HOH HOH . F 4 HOH A 72 472 375 HOH HOH . F 4 HOH A 73 473 376 HOH HOH . F 4 HOH A 74 474 377 HOH HOH . F 4 HOH A 75 475 378 HOH HOH . F 4 HOH A 76 476 379 HOH HOH . F 4 HOH A 77 477 380 HOH HOH . F 4 HOH A 78 478 381 HOH HOH . F 4 HOH A 79 479 382 HOH HOH . F 4 HOH A 80 480 383 HOH HOH . F 4 HOH A 81 481 384 HOH HOH . F 4 HOH A 82 482 385 HOH HOH . F 4 HOH A 83 483 386 HOH HOH . F 4 HOH A 84 484 387 HOH HOH . F 4 HOH A 85 485 388 HOH HOH . F 4 HOH A 86 486 389 HOH HOH . F 4 HOH A 87 487 390 HOH HOH . F 4 HOH A 88 488 391 HOH HOH . F 4 HOH A 89 489 392 HOH HOH . F 4 HOH A 90 490 393 HOH HOH . F 4 HOH A 91 491 394 HOH HOH . F 4 HOH A 92 492 395 HOH HOH . F 4 HOH A 93 493 396 HOH HOH . F 4 HOH A 94 494 397 HOH HOH . F 4 HOH A 95 495 398 HOH HOH . F 4 HOH A 96 496 399 HOH HOH . F 4 HOH A 97 497 400 HOH HOH . F 4 HOH A 98 498 401 HOH HOH . F 4 HOH A 99 499 402 HOH HOH . F 4 HOH A 100 500 403 HOH HOH . F 4 HOH A 101 501 404 HOH HOH . F 4 HOH A 102 502 405 HOH HOH . F 4 HOH A 103 503 406 HOH HOH . F 4 HOH A 104 504 407 HOH HOH . F 4 HOH A 105 505 408 HOH HOH . F 4 HOH A 106 506 409 HOH HOH . F 4 HOH A 107 507 410 HOH HOH . F 4 HOH A 108 508 411 HOH HOH . F 4 HOH A 109 509 412 HOH HOH . F 4 HOH A 110 510 413 HOH HOH . F 4 HOH A 111 511 414 HOH HOH . F 4 HOH A 112 512 415 HOH HOH . F 4 HOH A 113 513 416 HOH HOH . F 4 HOH A 114 514 417 HOH HOH . F 4 HOH A 115 515 418 HOH HOH . F 4 HOH A 116 516 419 HOH HOH . F 4 HOH A 117 517 420 HOH HOH . F 4 HOH A 118 518 421 HOH HOH . F 4 HOH A 119 519 422 HOH HOH . F 4 HOH A 120 520 423 HOH HOH . F 4 HOH A 121 521 424 HOH HOH . F 4 HOH A 122 522 425 HOH HOH . F 4 HOH A 123 523 426 HOH HOH . F 4 HOH A 124 524 427 HOH HOH . F 4 HOH A 125 525 428 HOH HOH . F 4 HOH A 126 526 429 HOH HOH . F 4 HOH A 127 527 430 HOH HOH . F 4 HOH A 128 528 431 HOH HOH . F 4 HOH A 129 529 432 HOH HOH . F 4 HOH A 130 530 433 HOH HOH . F 4 HOH A 131 531 434 HOH HOH . F 4 HOH A 132 532 435 HOH HOH . F 4 HOH A 133 533 436 HOH HOH . F 4 HOH A 134 534 437 HOH HOH . F 4 HOH A 135 535 438 HOH HOH . F 4 HOH A 136 536 439 HOH HOH . F 4 HOH A 137 537 440 HOH HOH . F 4 HOH A 138 538 441 HOH HOH . F 4 HOH A 139 539 442 HOH HOH . F 4 HOH A 140 540 443 HOH HOH . F 4 HOH A 141 541 444 HOH HOH . F 4 HOH A 142 542 445 HOH HOH . F 4 HOH A 143 543 446 HOH HOH . F 4 HOH A 144 544 447 HOH HOH . F 4 HOH A 145 545 448 HOH HOH . F 4 HOH A 146 546 449 HOH HOH . F 4 HOH A 147 547 450 HOH HOH . F 4 HOH A 148 548 451 HOH HOH . F 4 HOH A 149 549 452 HOH HOH . F 4 HOH A 150 550 453 HOH HOH . F 4 HOH A 151 551 454 HOH HOH . F 4 HOH A 152 552 455 HOH HOH . F 4 HOH A 153 553 456 HOH HOH . F 4 HOH A 154 554 457 HOH HOH . F 4 HOH A 155 555 458 HOH HOH . F 4 HOH A 156 556 459 HOH HOH . F 4 HOH A 157 557 460 HOH HOH . F 4 HOH A 158 558 461 HOH HOH . F 4 HOH A 159 559 462 HOH HOH . F 4 HOH A 160 560 463 HOH HOH . F 4 HOH A 161 561 464 HOH HOH . F 4 HOH A 162 562 465 HOH HOH . F 4 HOH A 163 563 466 HOH HOH . F 4 HOH A 164 564 467 HOH HOH . F 4 HOH A 165 565 468 HOH HOH . F 4 HOH A 166 566 469 HOH HOH . F 4 HOH A 167 567 470 HOH HOH . F 4 HOH A 168 568 471 HOH HOH . F 4 HOH A 169 569 472 HOH HOH . F 4 HOH A 170 570 473 HOH HOH . F 4 HOH A 171 571 474 HOH HOH . F 4 HOH A 172 572 475 HOH HOH . F 4 HOH A 173 573 476 HOH HOH . F 4 HOH A 174 574 477 HOH HOH . F 4 HOH A 175 575 478 HOH HOH . F 4 HOH A 176 576 479 HOH HOH . F 4 HOH A 177 577 480 HOH HOH . F 4 HOH A 178 578 481 HOH HOH . F 4 HOH A 179 579 482 HOH HOH . F 4 HOH A 180 580 483 HOH HOH . F 4 HOH A 181 581 484 HOH HOH . F 4 HOH A 182 582 485 HOH HOH . F 4 HOH A 183 583 486 HOH HOH . F 4 HOH A 184 584 487 HOH HOH . F 4 HOH A 185 585 488 HOH HOH . F 4 HOH A 186 586 489 HOH HOH . F 4 HOH A 187 587 490 HOH HOH . F 4 HOH A 188 588 491 HOH HOH . F 4 HOH A 189 589 492 HOH HOH . F 4 HOH A 190 590 493 HOH HOH . F 4 HOH A 191 591 494 HOH HOH . F 4 HOH A 192 592 495 HOH HOH . F 4 HOH A 193 593 496 HOH HOH . F 4 HOH A 194 594 497 HOH HOH . F 4 HOH A 195 595 498 HOH HOH . F 4 HOH A 196 596 499 HOH HOH . F 4 HOH A 197 597 500 HOH HOH . F 4 HOH A 198 598 501 HOH HOH . F 4 HOH A 199 599 502 HOH HOH . F 4 HOH A 200 600 503 HOH HOH . F 4 HOH A 201 601 504 HOH HOH . F 4 HOH A 202 602 505 HOH HOH . F 4 HOH A 203 603 506 HOH HOH . F 4 HOH A 204 604 507 HOH HOH . F 4 HOH A 205 605 508 HOH HOH . F 4 HOH A 206 606 509 HOH HOH . F 4 HOH A 207 607 510 HOH HOH . F 4 HOH A 208 608 511 HOH HOH . F 4 HOH A 209 609 512 HOH HOH . F 4 HOH A 210 610 513 HOH HOH . F 4 HOH A 211 611 514 HOH HOH . F 4 HOH A 212 612 515 HOH HOH . F 4 HOH A 213 613 516 HOH HOH . F 4 HOH A 214 614 517 HOH HOH . F 4 HOH A 215 615 518 HOH HOH . F 4 HOH A 216 616 519 HOH HOH . F 4 HOH A 217 617 520 HOH HOH . F 4 HOH A 218 618 521 HOH HOH . F 4 HOH A 219 619 522 HOH HOH . F 4 HOH A 220 620 523 HOH HOH . F 4 HOH A 221 621 524 HOH HOH . F 4 HOH A 222 622 525 HOH HOH . F 4 HOH A 223 623 526 HOH HOH . F 4 HOH A 224 624 527 HOH HOH . F 4 HOH A 225 625 528 HOH HOH . F 4 HOH A 226 626 529 HOH HOH . F 4 HOH A 227 627 530 HOH HOH . F 4 HOH A 228 628 531 HOH HOH . F 4 HOH A 229 629 532 HOH HOH . F 4 HOH A 230 630 533 HOH HOH . F 4 HOH A 231 631 534 HOH HOH . F 4 HOH A 232 632 535 HOH HOH . F 4 HOH A 233 633 536 HOH HOH . F 4 HOH A 234 634 537 HOH HOH . F 4 HOH A 235 635 538 HOH HOH . F 4 HOH A 236 636 539 HOH HOH . F 4 HOH A 237 637 540 HOH HOH . F 4 HOH A 238 638 541 HOH HOH . F 4 HOH A 239 639 542 HOH HOH . F 4 HOH A 240 640 543 HOH HOH . F 4 HOH A 241 641 544 HOH HOH . F 4 HOH A 242 642 545 HOH HOH . F 4 HOH A 243 643 546 HOH HOH . # _atom_site.group_PDB HETATM _atom_site.id 1 _atom_site.type_symbol CL _atom_site.label_atom_id CL _atom_site.label_comp_id CL _atom_site.label_seq_id . _atom_site.label_alt_id . _atom_site.pdbx_PDB_ins_code . _atom_site.label_asym_id E _atom_site.label_entity_id 3 _atom_site.Cartn_x 34.725 _atom_site.Cartn_y 9.195 _atom_site.Cartn_z 6.888 _atom_site.occupancy 1 _atom_site.B_iso_or_equiv 55.99 _atom_site.pdbx_formal_charge ? _atom_site.auth_atom_id CL _atom_site.auth_comp_id CL _atom_site.auth_seq_id 305 _atom_site.auth_asym_id A _atom_site.pdbx_PDB_model_num 1 # _model_server_stats.io_time_ms 7 _model_server_stats.parse_time_ms 6 _model_server_stats.create_model_time_ms 4 _model_server_stats.query_time_ms 259 _model_server_stats.encode_time_ms 3 _model_server_stats.element_count 1 #