data_3X32 # _model_server_result.job_id 7ssFiyGeARdyKUZJmV_Tbg _model_server_result.datetime_utc '2024-12-21 15:50:54' _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 3x32 # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"E","auth_seq_id":104}' # _entry.id 3X32 # _exptl.entry_id 3X32 _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 238.305 _entity.id 4 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description '4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID' _entity.pdbx_number_of_molecules 1 _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 3X32 _cell.length_a 32.339 _cell.length_b 39.279 _cell.length_c 60.95 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? # _symmetry.entry_id 3X32 _symmetry.cell_setting ? _symmetry.Int_Tables_number 19 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'P 21 21 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 # _struct_asym.details ? _struct_asym.entity_id 4 _struct_asym.id E _struct_asym.pdbx_modified N _struct_asym.pdbx_blank_PDB_chainid_flag 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 metalc ? metalc1 A OE1 GLU 42 A GLU 42 1_555 C CA CA . A CA 102 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.447 ? metalc ? metalc2 A OE2 GLU 42 A GLU 42 1_555 C CA CA . A CA 102 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.506 ? metalc ? metalc3 A O GLU 42 A GLU 42 1_555 D CA CA . A CA 103 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.396 ? metalc ? metalc4 A NE2 HIS 44 A HIS 44 1_555 B FE HEM . A HEM 101 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.004 ? metalc ? metalc5 A OE1 GLU 48 A GLU 48 1_555 C CA CA . A CA 102 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.473 ? metalc ? metalc6 A OE2 GLU 48 A GLU 48 1_555 C CA CA . A CA 102 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.503 ? metalc ? metalc7 A NE2 HIS 68 A HIS 68 1_555 B FE HEM . A HEM 101 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.991 ? metalc ? metalc8 C CA CA . A CA 102 1_555 F O HOH . A HOH 309 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.495 ? metalc ? metalc9 D CA CA . A CA 103 1_555 F O HOH . A HOH 307 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.481 ? metalc ? metalc10 D CA CA . A CA 103 1_555 F O HOH . A HOH 317 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.435 ? metalc ? metalc11 D CA CA . A CA 103 1_555 F O HOH . A HOH 319 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.342 ? metalc ? metalc12 D CA CA . A CA 103 1_555 F O HOH . A HOH 329 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.401 ? metalc ? metalc13 D CA CA . A CA 103 1_555 F O HOH . A HOH 347 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.334 ? # _chem_comp.formula 'C8 H18 N2 O4 S' _chem_comp.formula_weight 238.305 _chem_comp.id EPE _chem_comp.mon_nstd_flag . _chem_comp.name '4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID' _chem_comp.type non-polymer _chem_comp.pdbx_synonyms HEPES # 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 N1 C2 EPE sing 70 n n N1 C6 EPE sing 71 n n N1 C9 EPE sing 72 n n C2 C3 EPE sing 73 n n C2 H21 EPE sing 74 n n C2 H22 EPE sing 75 n n C3 N4 EPE sing 76 n n C3 H31 EPE sing 77 n n C3 H32 EPE sing 78 n n N4 C5 EPE sing 79 n n N4 C7 EPE sing 80 n n C5 C6 EPE sing 81 n n C5 H51 EPE sing 82 n n C5 H52 EPE sing 83 n n C6 H61 EPE sing 84 n n C6 H62 EPE sing 85 n n C7 C8 EPE sing 86 n n C7 H71 EPE sing 87 n n C7 H72 EPE sing 88 n n C8 O8 EPE sing 89 n n C8 H81 EPE sing 90 n n C8 H82 EPE sing 91 n n O8 HO8 EPE sing 92 n n C9 C10 EPE sing 93 n n C9 H91 EPE sing 94 n n C9 H92 EPE sing 95 n n C10 S EPE sing 96 n n C10 H101 EPE sing 97 n n C10 H102 EPE sing 98 n n S O1S EPE doub 99 n n S O2S EPE doub 100 n n S O3S EPE sing 101 n n O3S HOS3 EPE sing 102 n n # _atom_sites.entry_id 3X32 _atom_sites.fract_transf_matrix[1][1] 0.030922 _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] 0.025459 _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] 0.016407 _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 HEM A 1 101 95 HEM HEM . C 3 CA A 1 102 101 CA CA . D 3 CA A 1 103 102 CA CA . E 4 EPE A 1 104 201 EPE EPE . F 5 HOH A 1 301 301 HOH HOH . F 5 HOH A 2 302 302 HOH HOH . F 5 HOH A 3 303 303 HOH HOH . F 5 HOH A 4 304 304 HOH HOH . F 5 HOH A 5 305 305 HOH HOH . F 5 HOH A 6 306 306 HOH HOH . F 5 HOH A 7 307 307 HOH HOH . F 5 HOH A 8 308 308 HOH HOH . F 5 HOH A 9 309 309 HOH HOH . F 5 HOH A 10 310 310 HOH HOH . F 5 HOH A 11 311 311 HOH HOH . F 5 HOH A 12 312 312 HOH HOH . F 5 HOH A 13 313 313 HOH HOH . F 5 HOH A 14 314 314 HOH HOH . F 5 HOH A 15 315 315 HOH HOH . F 5 HOH A 16 316 316 HOH HOH . F 5 HOH A 17 317 317 HOH HOH . F 5 HOH A 18 318 318 HOH HOH . F 5 HOH A 19 319 319 HOH HOH . F 5 HOH A 20 320 320 HOH HOH . F 5 HOH A 21 321 321 HOH HOH . F 5 HOH A 22 322 322 HOH HOH . F 5 HOH A 23 323 323 HOH HOH . F 5 HOH A 24 324 324 HOH HOH . F 5 HOH A 25 325 325 HOH HOH . F 5 HOH A 26 326 326 HOH HOH . F 5 HOH A 27 327 327 HOH HOH . F 5 HOH A 28 328 328 HOH HOH . F 5 HOH A 29 329 329 HOH HOH . F 5 HOH A 30 330 330 HOH HOH . F 5 HOH A 31 331 331 HOH HOH . F 5 HOH A 32 332 332 HOH HOH . F 5 HOH A 33 333 333 HOH HOH . F 5 HOH A 34 334 334 HOH HOH . F 5 HOH A 35 335 335 HOH HOH . F 5 HOH A 36 336 336 HOH HOH . F 5 HOH A 37 337 337 HOH HOH . F 5 HOH A 38 338 338 HOH HOH . F 5 HOH A 39 339 339 HOH HOH . F 5 HOH A 40 340 340 HOH HOH . F 5 HOH A 41 341 341 HOH HOH . F 5 HOH A 42 342 342 HOH HOH . F 5 HOH A 43 343 343 HOH HOH . F 5 HOH A 44 344 344 HOH HOH . F 5 HOH A 45 345 345 HOH HOH . F 5 HOH A 46 346 346 HOH HOH . F 5 HOH A 47 347 347 HOH HOH . F 5 HOH A 48 348 348 HOH HOH . F 5 HOH A 49 349 349 HOH HOH . F 5 HOH A 50 350 350 HOH HOH . F 5 HOH A 51 351 351 HOH HOH . F 5 HOH A 52 352 352 HOH HOH . F 5 HOH A 53 353 353 HOH HOH . F 5 HOH A 54 354 354 HOH HOH . F 5 HOH A 55 355 355 HOH HOH . F 5 HOH A 56 356 356 HOH HOH . F 5 HOH A 57 357 357 HOH HOH . F 5 HOH A 58 358 358 HOH HOH . F 5 HOH A 59 359 359 HOH HOH . F 5 HOH A 60 360 360 HOH HOH . F 5 HOH A 61 361 361 HOH HOH . F 5 HOH A 62 362 362 HOH HOH . F 5 HOH A 63 363 363 HOH HOH . F 5 HOH A 64 364 364 HOH HOH . F 5 HOH A 65 365 365 HOH HOH . F 5 HOH A 66 366 366 HOH HOH . F 5 HOH A 67 367 367 HOH HOH . F 5 HOH A 68 368 368 HOH HOH . F 5 HOH A 69 369 369 HOH HOH . F 5 HOH A 70 370 370 HOH HOH . F 5 HOH A 71 371 371 HOH HOH . F 5 HOH A 72 372 372 HOH HOH . F 5 HOH A 73 373 373 HOH HOH . F 5 HOH A 74 374 374 HOH HOH . F 5 HOH A 75 375 375 HOH HOH . F 5 HOH A 76 376 376 HOH HOH . F 5 HOH A 77 377 377 HOH HOH . F 5 HOH A 78 378 378 HOH HOH . F 5 HOH A 79 379 379 HOH HOH . F 5 HOH A 80 380 380 HOH HOH . F 5 HOH A 81 381 381 HOH HOH . F 5 HOH A 82 382 382 HOH HOH . F 5 HOH A 83 383 383 HOH HOH . F 5 HOH A 84 384 384 HOH HOH . F 5 HOH A 85 385 385 HOH HOH . F 5 HOH A 86 386 386 HOH HOH . F 5 HOH A 87 387 387 HOH HOH . F 5 HOH A 88 388 388 HOH HOH . F 5 HOH A 89 389 389 HOH HOH . F 5 HOH A 90 390 390 HOH HOH . F 5 HOH A 91 391 391 HOH HOH . F 5 HOH A 92 392 392 HOH HOH . F 5 HOH A 93 393 393 HOH HOH . F 5 HOH A 94 394 394 HOH HOH . F 5 HOH A 95 395 395 HOH HOH . F 5 HOH A 96 396 396 HOH HOH . F 5 HOH A 97 397 397 HOH HOH . F 5 HOH A 98 398 398 HOH HOH . F 5 HOH A 99 399 399 HOH HOH . F 5 HOH A 100 400 400 HOH HOH . F 5 HOH A 101 401 401 HOH HOH . F 5 HOH A 102 402 402 HOH HOH . F 5 HOH A 103 403 403 HOH HOH . F 5 HOH A 104 404 404 HOH HOH . F 5 HOH A 105 405 405 HOH HOH . F 5 HOH A 106 406 406 HOH HOH . F 5 HOH A 107 407 407 HOH HOH . F 5 HOH A 108 408 408 HOH HOH . F 5 HOH A 109 409 409 HOH HOH . F 5 HOH A 110 410 410 HOH HOH . F 5 HOH A 111 411 411 HOH HOH . F 5 HOH A 112 412 412 HOH HOH . F 5 HOH A 113 413 413 HOH HOH . F 5 HOH A 114 414 414 HOH HOH . F 5 HOH A 115 415 415 HOH HOH . F 5 HOH A 116 416 416 HOH HOH . F 5 HOH A 117 417 417 HOH HOH . F 5 HOH A 118 418 418 HOH HOH . F 5 HOH A 119 419 419 HOH HOH . F 5 HOH A 120 420 420 HOH HOH . F 5 HOH A 121 421 421 HOH HOH . F 5 HOH A 122 422 422 HOH HOH . F 5 HOH A 123 423 423 HOH HOH . F 5 HOH A 124 424 424 HOH HOH . F 5 HOH A 125 425 425 HOH HOH . F 5 HOH A 126 426 426 HOH HOH . F 5 HOH A 127 427 427 HOH HOH . F 5 HOH A 128 428 428 HOH HOH . F 5 HOH A 129 429 429 HOH HOH . F 5 HOH A 130 430 430 HOH HOH . F 5 HOH A 131 431 431 HOH HOH . F 5 HOH A 132 432 432 HOH HOH . F 5 HOH A 133 433 433 HOH HOH . F 5 HOH A 134 434 434 HOH HOH . F 5 HOH A 135 435 435 HOH HOH . F 5 HOH A 136 436 436 HOH HOH . F 5 HOH A 137 437 437 HOH HOH . F 5 HOH A 138 438 438 HOH HOH . F 5 HOH A 139 439 439 HOH HOH . F 5 HOH A 140 440 440 HOH HOH . F 5 HOH A 141 441 441 HOH HOH . F 5 HOH A 142 442 442 HOH HOH . F 5 HOH A 143 443 443 HOH HOH . F 5 HOH A 144 444 444 HOH HOH . F 5 HOH A 145 445 445 HOH HOH . F 5 HOH A 146 446 446 HOH HOH . F 5 HOH A 147 447 447 HOH HOH . F 5 HOH A 148 448 448 HOH HOH . F 5 HOH A 149 449 449 HOH HOH . F 5 HOH A 150 450 450 HOH HOH . F 5 HOH A 151 451 451 HOH HOH . F 5 HOH A 152 452 452 HOH HOH . F 5 HOH A 153 453 453 HOH HOH . F 5 HOH A 154 454 454 HOH HOH . F 5 HOH A 155 455 455 HOH HOH . F 5 HOH A 156 456 456 HOH HOH . F 5 HOH A 157 457 457 HOH HOH . F 5 HOH A 158 458 458 HOH HOH . F 5 HOH A 159 459 459 HOH HOH . F 5 HOH A 160 460 460 HOH HOH . F 5 HOH A 161 461 461 HOH HOH . F 5 HOH A 162 462 462 HOH HOH . F 5 HOH A 163 463 463 HOH HOH . F 5 HOH A 164 464 464 HOH HOH . F 5 HOH A 165 465 465 HOH HOH . F 5 HOH A 166 466 466 HOH HOH . F 5 HOH A 167 467 467 HOH HOH . F 5 HOH A 168 468 468 HOH HOH . F 5 HOH A 169 469 469 HOH HOH . F 5 HOH A 170 470 470 HOH HOH . F 5 HOH A 171 471 471 HOH HOH . F 5 HOH A 172 472 472 HOH HOH . F 5 HOH A 173 473 473 HOH HOH . F 5 HOH A 174 474 474 HOH HOH . F 5 HOH A 175 475 475 HOH HOH . F 5 HOH A 176 476 476 HOH HOH . F 5 HOH A 177 477 477 HOH HOH . F 5 HOH A 178 478 478 HOH HOH . F 5 HOH A 179 479 479 HOH HOH . F 5 HOH A 180 480 480 HOH HOH . F 5 HOH A 181 481 481 HOH HOH . F 5 HOH A 182 482 482 HOH HOH . F 5 HOH A 183 483 483 HOH HOH . F 5 HOH A 184 484 484 HOH HOH . F 5 HOH A 185 485 485 HOH HOH . F 5 HOH A 186 486 486 HOH HOH . F 5 HOH A 187 487 487 HOH HOH . F 5 HOH A 188 488 488 HOH HOH . F 5 HOH A 189 489 489 HOH HOH . F 5 HOH A 190 490 490 HOH HOH . F 5 HOH A 191 491 491 HOH HOH . F 5 HOH A 192 492 492 HOH HOH . F 5 HOH A 193 493 493 HOH HOH . F 5 HOH A 194 494 494 HOH HOH . F 5 HOH A 195 495 495 HOH HOH . F 5 HOH A 196 496 496 HOH HOH . F 5 HOH A 197 497 497 HOH HOH . F 5 HOH A 198 498 498 HOH HOH . F 5 HOH A 199 499 499 HOH HOH . F 5 HOH A 200 500 500 HOH HOH . F 5 HOH A 201 501 501 HOH HOH . F 5 HOH A 202 502 502 HOH HOH . F 5 HOH A 203 503 503 HOH HOH . F 5 HOH A 204 504 504 HOH HOH . F 5 HOH A 205 505 505 HOH HOH . F 5 HOH A 206 506 506 HOH HOH . F 5 HOH A 207 507 507 HOH HOH . F 5 HOH A 208 508 508 HOH HOH . F 5 HOH A 209 509 509 HOH HOH . F 5 HOH A 210 510 510 HOH HOH . F 5 HOH A 211 511 511 HOH HOH . F 5 HOH A 212 512 512 HOH HOH . F 5 HOH A 213 513 513 HOH HOH . F 5 HOH A 214 514 514 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 N N1 EPE . . . E 4 47.744 23.01 2.843 0.52 11.56 ? N1 EPE 104 A 1 HETATM 2 C C2 EPE . . . E 4 48 24.44 2.972 0.52 12.4 ? C2 EPE 104 A 1 HETATM 3 C C3 EPE . . . E 4 49.187 24.825 2.066 0.52 13.52 ? C3 EPE 104 A 1 HETATM 4 N N4 EPE . . . E 4 50.399 24.089 2.451 0.52 10.77 ? N4 EPE 104 A 1 HETATM 5 C C5 EPE . . . E 4 50.148 22.645 2.347 0.52 12.45 ? C5 EPE 104 A 1 HETATM 6 C C6 EPE . . . E 4 48.938 22.228 3.178 0.52 11.45 ? C6 EPE 104 A 1 HETATM 7 C C7 EPE . . . E 4 51.551 24.501 1.607 0.52 13.37 ? C7 EPE 104 A 1 HETATM 8 C C8 EPE . . . E 4 52.82 23.72 1.951 0.52 15.37 ? C8 EPE 104 A 1 HETATM 9 O O8 EPE . . . E 4 53.06 23.808 3.355 0.52 22.81 ? O8 EPE 104 A 1 HETATM 10 C C9 EPE . . . E 4 46.631 22.637 3.753 0.52 12.88 ? C9 EPE 104 A 1 HETATM 11 C C10 EPE . . . E 4 46.061 21.28 3.387 0.52 11.01 ? C10 EPE 104 A 1 HETATM 12 S S EPE . . . E 4 44.598 20.826 4.434 0.52 10.45 ? S EPE 104 A 1 HETATM 13 O O1S EPE . . . E 4 44.247 19.466 4.013 0.52 8.89 ? O1S EPE 104 A 1 HETATM 14 O O2S EPE . . . E 4 43.572 21.851 4.231 0.52 10.19 ? O2S EPE 104 A 1 HETATM 15 O O3S EPE . . . E 4 45.016 20.878 5.851 0.52 11.73 ? O3S EPE 104 A 1 # _model_server_stats.io_time_ms 8 _model_server_stats.parse_time_ms 9 _model_server_stats.create_model_time_ms 3 _model_server_stats.query_time_ms 299 _model_server_stats.encode_time_ms 13 _model_server_stats.element_count 15 #