data_6RWH # _model_server_result.job_id vlBA2c4TYg5i6dypQJDBTw _model_server_result.datetime_utc '2024-11-21 17:23:03' _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 6rwh # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"C","auth_seq_id":301}' # _entry.id 6RWH # _exptl.entry_id 6RWH _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 268.337 _entity.id 3 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description 5-(1~{H}-imidazol-5-yl)-4-phenyl-thiophene-2-carboximidamide _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 6RWH _cell.length_a 81.642 _cell.length_b 112.176 _cell.length_c 63.089 _cell.Z_PDB 8 _cell.pdbx_unique_axis ? # _symmetry.entry_id 6RWH _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 tetrameric _pdbx_struct_assembly.oligomeric_count 4 _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,G,H,I _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1,2 # loop_ _pdbx_struct_oper_list.id _pdbx_struct_oper_list.type _pdbx_struct_oper_list.name _pdbx_struct_oper_list.symmetry_operation _pdbx_struct_oper_list.matrix[1][1] _pdbx_struct_oper_list.matrix[1][2] _pdbx_struct_oper_list.matrix[1][3] _pdbx_struct_oper_list.matrix[2][1] _pdbx_struct_oper_list.matrix[2][2] _pdbx_struct_oper_list.matrix[2][3] _pdbx_struct_oper_list.matrix[3][1] _pdbx_struct_oper_list.matrix[3][2] _pdbx_struct_oper_list.matrix[3][3] _pdbx_struct_oper_list.vector[1] _pdbx_struct_oper_list.vector[2] _pdbx_struct_oper_list.vector[3] 1 'identity operation' 1_555 x,y,z 1 0 0 0 1 0 0 0 1 0 0 0 2 'crystal symmetry operation' 4_555 x,-y,-z 1 0 0 0 -1 0 0 0 -1 0 0 0 # loop_ _struct_asym.details _struct_asym.entity_id _struct_asym.id _struct_asym.pdbx_modified _struct_asym.pdbx_blank_PDB_chainid_flag ? 3 C N N ? 3 D 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 B C LYS 5 P LYS 386 1_555 B N TPO 6 P TPO 387 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.337 ? covale ? covale2 B C TPO 6 P TPO 387 1_555 B N GLU 7 P GLU 388 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.317 ? metalc ? metalc1 A OE1 GLU 40 A GLU 35 1_555 F MG MG . A MG 304 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.502 ? metalc ? metalc2 A OE2 GLU 40 A GLU 35 1_555 F MG MG . A MG 304 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.932 ? metalc ? metalc3 A O GLU 115 A GLU 110 1_555 F MG MG . A MG 304 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.518 ? metalc ? metalc4 A OE2 GLU 193 A GLU 188 1_555 F MG MG . A MG 304 6_445 ? ? ? ? ? ? ? ? ? ? ? ? 2.469 ? metalc ? metalc5 E CA CA . A CA 303 1_555 H O HOH . A HOH 552 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.729 ? metalc ? metalc6 E CA CA . A CA 303 1_555 H O HOH . A HOH 557 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.776 ? metalc ? metalc7 F MG MG . A MG 304 1_555 H O HOH . A HOH 473 6_444 ? ? ? ? ? ? ? ? ? ? ? ? 2.631 ? metalc ? metalc8 F MG MG . A MG 304 1_555 H O HOH . A HOH 524 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.387 ? metalc ? metalc9 F MG MG . A MG 304 1_555 H O HOH . A HOH 545 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.175 ? metalc ? metalc10 B OD1 ASP 10 P ASP 391 1_555 G MG MG . P MG 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.232 ? metalc ? metalc11 B OD1 ASP 12 P ASP 393 1_555 G MG MG . P MG 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.309 ? metalc ? metalc12 G MG MG . P MG 401 1_555 I O HOH . P HOH 502 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.28 ? metalc ? metalc13 G MG MG . P MG 401 1_555 I O HOH . P HOH 504 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.121 ? metalc ? metalc14 G MG MG . P MG 401 1_555 I O HOH . P HOH 505 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.55 ? # _chem_comp.formula 'C14 H12 N4 S' _chem_comp.formula_weight 268.337 _chem_comp.id KLB _chem_comp.mon_nstd_flag . _chem_comp.name 5-(1~{H}-imidazol-5-yl)-4-phenyl-thiophene-2-carboximidamide _chem_comp.type non-polymer _chem_comp.pdbx_synonyms ? # loop_ _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.comp_id _chem_comp_bond.value_order _chem_comp_bond.pdbx_ordinal _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_aromatic_flag C17 N16 KLB sing 173 n y C17 N18 KLB doub 174 n y N16 C15 KLB sing 175 n y N18 C19 KLB sing 176 n y N08 C06 KLB doub 177 n n S01 C02 KLB sing 178 n y S01 C05 KLB sing 179 n y C15 C19 KLB doub 180 n y C15 C02 KLB sing 181 n n C02 C03 KLB doub 182 n y C06 C05 KLB sing 183 n n C06 N07 KLB sing 184 n n C05 C04 KLB doub 185 n y C03 C04 KLB sing 186 n y C03 C09 KLB sing 187 n n C09 C14 KLB doub 188 n y C09 C10 KLB sing 189 n y C14 C13 KLB sing 190 n y C10 C11 KLB doub 191 n y C13 C12 KLB doub 192 n y C11 C12 KLB sing 193 n y C12 H1 KLB sing 194 n n C13 H2 KLB sing 195 n n C14 H3 KLB sing 196 n n C11 H4 KLB sing 197 n n C10 H5 KLB sing 198 n n C17 H6 KLB sing 199 n n C19 H7 KLB sing 200 n n C04 H8 KLB sing 201 n n N07 H9 KLB sing 202 n n N07 H10 KLB sing 203 n n N08 H11 KLB sing 204 n n N16 H12 KLB sing 205 n n # _atom_sites.entry_id 6RWH _atom_sites.fract_transf_matrix[1][1] 0.012249 _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] 0.008915 _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] 0.015851 _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 C 3 KLB A 1 301 1 KLB 534 . D 3 KLB A 1 302 2 KLB 534 . E 4 CA A 1 303 1 CA CA . F 5 MG A 1 304 2 MG MG . G 5 MG P 1 401 1 MG MG . H 6 HOH A 1 401 35 HOH HOH . H 6 HOH A 2 402 125 HOH HOH . H 6 HOH A 3 403 155 HOH HOH . H 6 HOH A 4 404 1 HOH HOH . H 6 HOH A 5 405 163 HOH HOH . H 6 HOH A 6 406 67 HOH HOH . H 6 HOH A 7 407 52 HOH HOH . H 6 HOH A 8 408 158 HOH HOH . H 6 HOH A 9 409 177 HOH HOH . H 6 HOH A 10 410 111 HOH HOH . H 6 HOH A 11 411 138 HOH HOH . H 6 HOH A 12 412 122 HOH HOH . H 6 HOH A 13 413 89 HOH HOH . H 6 HOH A 14 414 87 HOH HOH . H 6 HOH A 15 415 6 HOH HOH . H 6 HOH A 16 416 48 HOH HOH . H 6 HOH A 17 417 21 HOH HOH . H 6 HOH A 18 418 15 HOH HOH . H 6 HOH A 19 419 135 HOH HOH . H 6 HOH A 20 420 145 HOH HOH . H 6 HOH A 21 421 74 HOH HOH . H 6 HOH A 22 422 62 HOH HOH . H 6 HOH A 23 423 182 HOH HOH . H 6 HOH A 24 424 16 HOH HOH . H 6 HOH A 25 425 112 HOH HOH . H 6 HOH A 26 426 108 HOH HOH . H 6 HOH A 27 427 3 HOH HOH . H 6 HOH A 28 428 141 HOH HOH . H 6 HOH A 29 429 14 HOH HOH . H 6 HOH A 30 430 184 HOH HOH . H 6 HOH A 31 431 11 HOH HOH . H 6 HOH A 32 432 56 HOH HOH . H 6 HOH A 33 433 22 HOH HOH . H 6 HOH A 34 434 171 HOH HOH . H 6 HOH A 35 435 4 HOH HOH . H 6 HOH A 36 436 40 HOH HOH . H 6 HOH A 37 437 27 HOH HOH . H 6 HOH A 38 438 50 HOH HOH . H 6 HOH A 39 439 25 HOH HOH . H 6 HOH A 40 440 180 HOH HOH . H 6 HOH A 41 441 45 HOH HOH . H 6 HOH A 42 442 46 HOH HOH . H 6 HOH A 43 443 100 HOH HOH . H 6 HOH A 44 444 178 HOH HOH . H 6 HOH A 45 445 99 HOH HOH . H 6 HOH A 46 446 189 HOH HOH . H 6 HOH A 47 447 32 HOH HOH . H 6 HOH A 48 448 33 HOH HOH . H 6 HOH A 49 449 71 HOH HOH . H 6 HOH A 50 450 18 HOH HOH . H 6 HOH A 51 451 66 HOH HOH . H 6 HOH A 52 452 75 HOH HOH . H 6 HOH A 53 453 34 HOH HOH . H 6 HOH A 54 454 57 HOH HOH . H 6 HOH A 55 455 92 HOH HOH . H 6 HOH A 56 456 126 HOH HOH . H 6 HOH A 57 457 123 HOH HOH . H 6 HOH A 58 458 86 HOH HOH . H 6 HOH A 59 459 10 HOH HOH . H 6 HOH A 60 460 73 HOH HOH . H 6 HOH A 61 461 19 HOH HOH . H 6 HOH A 62 462 9 HOH HOH . H 6 HOH A 63 463 102 HOH HOH . H 6 HOH A 64 464 68 HOH HOH . H 6 HOH A 65 465 5 HOH HOH . H 6 HOH A 66 466 76 HOH HOH . H 6 HOH A 67 467 165 HOH HOH . H 6 HOH A 68 468 49 HOH HOH . H 6 HOH A 69 469 31 HOH HOH . H 6 HOH A 70 470 181 HOH HOH . H 6 HOH A 71 471 53 HOH HOH . H 6 HOH A 72 472 12 HOH HOH . H 6 HOH A 73 473 104 HOH HOH . H 6 HOH A 74 474 41 HOH HOH . H 6 HOH A 75 475 91 HOH HOH . H 6 HOH A 76 476 128 HOH HOH . H 6 HOH A 77 477 61 HOH HOH . H 6 HOH A 78 478 157 HOH HOH . H 6 HOH A 79 479 8 HOH HOH . H 6 HOH A 80 480 54 HOH HOH . H 6 HOH A 81 481 98 HOH HOH . H 6 HOH A 82 482 65 HOH HOH . H 6 HOH A 83 483 72 HOH HOH . H 6 HOH A 84 484 113 HOH HOH . H 6 HOH A 85 485 190 HOH HOH . H 6 HOH A 86 486 23 HOH HOH . H 6 HOH A 87 487 151 HOH HOH . H 6 HOH A 88 488 28 HOH HOH . H 6 HOH A 89 489 69 HOH HOH . H 6 HOH A 90 490 142 HOH HOH . H 6 HOH A 91 491 38 HOH HOH . H 6 HOH A 92 492 20 HOH HOH . H 6 HOH A 93 493 44 HOH HOH . H 6 HOH A 94 494 43 HOH HOH . H 6 HOH A 95 495 70 HOH HOH . H 6 HOH A 96 496 103 HOH HOH . H 6 HOH A 97 497 26 HOH HOH . H 6 HOH A 98 498 58 HOH HOH . H 6 HOH A 99 499 30 HOH HOH . H 6 HOH A 100 500 139 HOH HOH . H 6 HOH A 101 501 187 HOH HOH . H 6 HOH A 102 502 59 HOH HOH . H 6 HOH A 103 503 169 HOH HOH . H 6 HOH A 104 504 109 HOH HOH . H 6 HOH A 105 505 55 HOH HOH . H 6 HOH A 106 506 129 HOH HOH . H 6 HOH A 107 507 153 HOH HOH . H 6 HOH A 108 508 64 HOH HOH . H 6 HOH A 109 509 42 HOH HOH . H 6 HOH A 110 510 107 HOH HOH . H 6 HOH A 111 511 94 HOH HOH . H 6 HOH A 112 512 106 HOH HOH . H 6 HOH A 113 513 7 HOH HOH . H 6 HOH A 114 514 188 HOH HOH . H 6 HOH A 115 515 29 HOH HOH . H 6 HOH A 116 516 47 HOH HOH . H 6 HOH A 117 517 77 HOH HOH . H 6 HOH A 118 518 186 HOH HOH . H 6 HOH A 119 519 174 HOH HOH . H 6 HOH A 120 520 80 HOH HOH . H 6 HOH A 121 521 134 HOH HOH . H 6 HOH A 122 522 78 HOH HOH . H 6 HOH A 123 523 17 HOH HOH . H 6 HOH A 124 524 117 HOH HOH . H 6 HOH A 125 525 162 HOH HOH . H 6 HOH A 126 526 148 HOH HOH . H 6 HOH A 127 527 136 HOH HOH . H 6 HOH A 128 528 137 HOH HOH . H 6 HOH A 129 529 97 HOH HOH . H 6 HOH A 130 530 63 HOH HOH . H 6 HOH A 131 531 133 HOH HOH . H 6 HOH A 132 532 37 HOH HOH . H 6 HOH A 133 533 110 HOH HOH . H 6 HOH A 134 534 161 HOH HOH . H 6 HOH A 135 535 36 HOH HOH . H 6 HOH A 136 536 185 HOH HOH . H 6 HOH A 137 537 152 HOH HOH . H 6 HOH A 138 538 167 HOH HOH . H 6 HOH A 139 539 124 HOH HOH . H 6 HOH A 140 540 85 HOH HOH . H 6 HOH A 141 541 39 HOH HOH . H 6 HOH A 142 542 119 HOH HOH . H 6 HOH A 143 543 170 HOH HOH . H 6 HOH A 144 544 101 HOH HOH . H 6 HOH A 145 545 83 HOH HOH . H 6 HOH A 146 546 166 HOH HOH . H 6 HOH A 147 547 149 HOH HOH . H 6 HOH A 148 548 82 HOH HOH . H 6 HOH A 149 549 120 HOH HOH . H 6 HOH A 150 550 179 HOH HOH . H 6 HOH A 151 551 159 HOH HOH . H 6 HOH A 152 552 60 HOH HOH . H 6 HOH A 153 553 146 HOH HOH . H 6 HOH A 154 554 116 HOH HOH . H 6 HOH A 155 555 24 HOH HOH . H 6 HOH A 156 556 160 HOH HOH . H 6 HOH A 157 557 90 HOH HOH . H 6 HOH A 158 558 147 HOH HOH . H 6 HOH A 159 559 81 HOH HOH . H 6 HOH A 160 560 130 HOH HOH . H 6 HOH A 161 561 154 HOH HOH . H 6 HOH A 162 562 168 HOH HOH . H 6 HOH A 163 563 93 HOH HOH . H 6 HOH A 164 564 115 HOH HOH . H 6 HOH A 165 565 127 HOH HOH . H 6 HOH A 166 566 88 HOH HOH . H 6 HOH A 167 567 183 HOH HOH . H 6 HOH A 168 568 173 HOH HOH . H 6 HOH A 169 569 96 HOH HOH . H 6 HOH A 170 570 131 HOH HOH . H 6 HOH A 171 571 144 HOH HOH . H 6 HOH A 172 572 140 HOH HOH . H 6 HOH A 173 573 84 HOH HOH . H 6 HOH A 174 574 156 HOH HOH . H 6 HOH A 175 575 79 HOH HOH . H 6 HOH A 176 576 150 HOH HOH . H 6 HOH A 177 577 105 HOH HOH . H 6 HOH A 178 578 164 HOH HOH . H 6 HOH A 179 579 95 HOH HOH . H 6 HOH A 180 580 118 HOH HOH . H 6 HOH A 181 581 51 HOH HOH . H 6 HOH A 182 582 114 HOH HOH . I 6 HOH P 1 501 13 HOH HOH . I 6 HOH P 2 502 175 HOH HOH . I 6 HOH P 3 503 132 HOH HOH . I 6 HOH P 4 504 143 HOH HOH . I 6 HOH P 5 505 172 HOH HOH . I 6 HOH P 6 506 176 HOH HOH . I 6 HOH P 7 507 121 HOH HOH . # loop_ _atom_site.group_PDB _atom_site.id _atom_site.type_symbol _atom_site.label_atom_id _atom_site.label_comp_id _atom_site.label_seq_id _atom_site.label_alt_id _atom_site.pdbx_PDB_ins_code _atom_site.label_asym_id _atom_site.label_entity_id _atom_site.Cartn_x _atom_site.Cartn_y _atom_site.Cartn_z _atom_site.occupancy _atom_site.B_iso_or_equiv _atom_site.pdbx_formal_charge _atom_site.auth_atom_id _atom_site.auth_comp_id _atom_site.auth_seq_id _atom_site.auth_asym_id _atom_site.pdbx_PDB_model_num HETATM 1 C C12 KLB . . . C 3 -16.099 -21.899 -3.259 1 64.02 ? C12 KLB 301 A 1 HETATM 2 C C13 KLB . . . C 3 -15.761 -20.616 -3.664 1 60.02 ? C13 KLB 301 A 1 HETATM 3 C C14 KLB . . . C 3 -16.707 -19.863 -4.367 1 59.46 ? C14 KLB 301 A 1 HETATM 4 C C11 KLB . . . C 3 -17.347 -22.431 -3.555 1 57.55 ? C11 KLB 301 A 1 HETATM 5 C C10 KLB . . . C 3 -18.278 -21.679 -4.27 1 54.78 ? C10 KLB 301 A 1 HETATM 6 C C15 KLB . . . C 3 -19.631 -21.275 -7.241 1 42.82 ? C15 KLB 301 A 1 HETATM 7 C C17 KLB . . . C 3 -19.742 -22.698 -8.912 1 48.11 ? C17 KLB 301 A 1 HETATM 8 C C19 KLB . . . C 3 -19.944 -22.589 -6.755 1 41.74 ? C19 KLB 301 A 1 HETATM 9 S S01 KLB . . . C 3 -20.261 -18.645 -7.245 1 46.18 ? S01 KLB 301 A 1 HETATM 10 C C02 KLB . . . C 3 -19.49 -20.032 -6.583 1 39.41 ? C02 KLB 301 A 1 HETATM 11 C C03 KLB . . . C 3 -18.845 -19.532 -5.441 1 44.38 ? C03 KLB 301 A 1 HETATM 12 C C04 KLB . . . C 3 -19.003 -18.145 -5.176 1 30.02 ? C04 KLB 301 A 1 HETATM 13 C C05 KLB . . . C 3 -19.755 -17.494 -6.124 1 36.84 ? C05 KLB 301 A 1 HETATM 14 C C06 KLB . . . C 3 -20.221 -16.03 -6.358 1 28.86 ? C06 KLB 301 A 1 HETATM 15 N N07 KLB . . . C 3 -19.922 -15.027 -5.61 1 25.94 ? N07 KLB 301 A 1 HETATM 16 N N08 KLB . . . C 3 -20.972 -15.802 -7.62 1 26.79 ? N08 KLB 301 A 1 HETATM 17 C C09 KLB . . . C 3 -17.982 -20.38 -4.631 1 52.57 ? C09 KLB 301 A 1 HETATM 18 N N16 KLB . . . C 3 -19.535 -21.408 -8.574 1 46.1 ? N16 KLB 301 A 1 HETATM 19 N N18 KLB . . . C 3 -20.008 -23.395 -7.801 1 43.75 ? N18 KLB 301 A 1 # _model_server_stats.io_time_ms 10 _model_server_stats.parse_time_ms 11 _model_server_stats.create_model_time_ms 3 _model_server_stats.query_time_ms 294 _model_server_stats.encode_time_ms 2 _model_server_stats.element_count 19 #