data_1S5S # _model_server_result.job_id '_l-qtDH1pRIXa2T-x_lYCg' _model_server_result.datetime_utc '2024-11-15 16:28:27' _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 1s5s # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"B","auth_seq_id":2}' # _entry.id 1S5S # _exptl.entry_id 1S5S _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 40.078 _entity.id 2 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description 'CALCIUM ION' _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 1S5S _cell.length_a 76.342 _cell.length_b 53.449 _cell.length_c 46.603 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1S5S _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 ? _pdbx_struct_assembly.oligomeric_details monomeric _pdbx_struct_assembly.oligomeric_count 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.id 1 # _pdbx_struct_assembly_gen.asym_id_list A,B,C,D,E,F,G _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 2 _struct_asym.id B _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 disulf ? disulf1 A SG CYS 7 A CYS 22 1_555 A SG CYS 137 A CYS 157 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.038 ? disulf ? disulf2 A SG CYS 25 A CYS 42 1_555 A SG CYS 41 A CYS 58 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.077 ? disulf ? disulf3 A SG CYS 109 A CYS 128 1_555 A SG CYS 210 A CYS 232 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.033 ? disulf ? disulf4 A SG CYS 116 A CYS 136 1_555 A SG CYS 183 A CYS 201 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.013 ? disulf ? disulf5 A SG CYS 148 A CYS 168 1_555 A SG CYS 162 A CYS 182 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.084 ? disulf ? disulf6 A SG CYS 173 A CYS 191 1_555 A SG CYS 197 A CYS 220 1_555 ? A ? ? A ? ? ? ? ? ? ? 2.218 ? disulf ? disulf7 A SG CYS 173 A CYS 191 1_555 A SG CYS 197 A CYS 220 1_555 ? B ? ? B ? ? ? ? ? ? ? 2.013 ? disulf ? disulf8 A SG CYS 173 A CYS 191 1_555 A SG CYS 197 A CYS 220 1_555 ? C ? ? C ? ? ? ? ? ? ? 2.022 ? metalc ? metalc1 B CA CA . A CA 2 1_555 A OE1 GLU 52 A GLU 70 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.179 ? metalc ? metalc2 B CA CA . A CA 2 1_555 A O ASN 54 A ASN 72 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.15 ? metalc ? metalc3 B CA CA . A CA 2 1_555 A O VAL 57 A VAL 75 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.172 ? metalc ? metalc4 B CA CA . A CA 2 1_555 A OE1 GLU 59 A GLU 77 1_555 ? ? ? ? B ? ? ? ? ? ? ? 2.492 ? metalc ? metalc5 B CA CA . A CA 2 1_555 A OE2 GLU 62 A GLU 80 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.125 ? metalc ? metalc6 B CA CA . A CA 2 1_555 G O HOH . A HOH 306 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.176 ? metalc ? metalc7 B CA CA . A CA 2 1_555 G O HOH . A HOH 509 1_555 ? ? ? ? A ? ? ? ? ? ? ? 2.204 ? # _chem_comp.formula 'Ca 2' _chem_comp.formula_weight 40.078 _chem_comp.id CA _chem_comp.mon_nstd_flag . _chem_comp.name 'CALCIUM ION' _chem_comp.type non-polymer _chem_comp.pdbx_synonyms ? # _atom_sites.entry_id 1S5S _atom_sites.fract_transf_matrix[1][1] 0.013099 _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] 0.018709 _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] 0.021458 _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 CA A 1 2 2 CA CA . C 3 PG3 A 1 1 1 PG3 PG3 . D 4 GOL A 1 3 3 GOL GOL . E 4 GOL A 1 4 4 GOL GOL . F 4 GOL A 1 5 5 GOL GOL . G 5 HOH A 1 246 10 HOH HOH . G 5 HOH A 2 247 11 HOH HOH . G 5 HOH A 3 248 12 HOH HOH . G 5 HOH A 4 249 13 HOH HOH . G 5 HOH A 5 250 14 HOH HOH . G 5 HOH A 6 251 15 HOH HOH . G 5 HOH A 7 252 16 HOH HOH . G 5 HOH A 8 253 17 HOH HOH . G 5 HOH A 9 254 18 HOH HOH . G 5 HOH A 10 255 20 HOH HOH . G 5 HOH A 11 256 21 HOH HOH . G 5 HOH A 12 257 22 HOH HOH . G 5 HOH A 13 258 23 HOH HOH . G 5 HOH A 14 259 25 HOH HOH . G 5 HOH A 15 260 26 HOH HOH . G 5 HOH A 16 261 27 HOH HOH . G 5 HOH A 17 262 28 HOH HOH . G 5 HOH A 18 263 29 HOH HOH . G 5 HOH A 19 264 30 HOH HOH . G 5 HOH A 20 265 31 HOH HOH . G 5 HOH A 21 266 32 HOH HOH . G 5 HOH A 22 267 33 HOH HOH . G 5 HOH A 23 268 35 HOH HOH . G 5 HOH A 24 269 36 HOH HOH . G 5 HOH A 25 270 38 HOH HOH . G 5 HOH A 26 271 39 HOH HOH . G 5 HOH A 27 272 40 HOH HOH . G 5 HOH A 28 273 41 HOH HOH . G 5 HOH A 29 274 42 HOH HOH . G 5 HOH A 30 275 45 HOH HOH . G 5 HOH A 31 276 46 HOH HOH . G 5 HOH A 32 277 47 HOH HOH . G 5 HOH A 33 278 48 HOH HOH . G 5 HOH A 34 279 49 HOH HOH . G 5 HOH A 35 280 50 HOH HOH . G 5 HOH A 36 281 51 HOH HOH . G 5 HOH A 37 282 52 HOH HOH . G 5 HOH A 38 283 53 HOH HOH . G 5 HOH A 39 284 54 HOH HOH . G 5 HOH A 40 285 56 HOH HOH . G 5 HOH A 41 286 57 HOH HOH . G 5 HOH A 42 287 58 HOH HOH . G 5 HOH A 43 288 59 HOH HOH . G 5 HOH A 44 289 60 HOH HOH . G 5 HOH A 45 290 61 HOH HOH . G 5 HOH A 46 291 62 HOH HOH . G 5 HOH A 47 292 63 HOH HOH . G 5 HOH A 48 293 64 HOH HOH . G 5 HOH A 49 294 65 HOH HOH . G 5 HOH A 50 295 66 HOH HOH . G 5 HOH A 51 296 67 HOH HOH . G 5 HOH A 52 297 68 HOH HOH . G 5 HOH A 53 298 69 HOH HOH . G 5 HOH A 54 299 71 HOH HOH . G 5 HOH A 55 300 72 HOH HOH . G 5 HOH A 56 301 73 HOH HOH . G 5 HOH A 57 302 74 HOH HOH . G 5 HOH A 58 303 76 HOH HOH . G 5 HOH A 59 304 77 HOH HOH . G 5 HOH A 60 305 78 HOH HOH . G 5 HOH A 61 306 79 HOH HOH . G 5 HOH A 62 307 80 HOH HOH . G 5 HOH A 63 308 81 HOH HOH . G 5 HOH A 64 309 82 HOH HOH . G 5 HOH A 65 310 83 HOH HOH . G 5 HOH A 66 311 84 HOH HOH . G 5 HOH A 67 312 85 HOH HOH . G 5 HOH A 68 313 86 HOH HOH . G 5 HOH A 69 314 87 HOH HOH . G 5 HOH A 70 315 88 HOH HOH . G 5 HOH A 71 316 90 HOH HOH . G 5 HOH A 72 317 91 HOH HOH . G 5 HOH A 73 318 93 HOH HOH . G 5 HOH A 74 319 94 HOH HOH . G 5 HOH A 75 320 95 HOH HOH . G 5 HOH A 76 321 96 HOH HOH . G 5 HOH A 77 322 97 HOH HOH . G 5 HOH A 78 323 98 HOH HOH . G 5 HOH A 79 324 99 HOH HOH . G 5 HOH A 80 325 101 HOH HOH . G 5 HOH A 81 326 102 HOH HOH . G 5 HOH A 82 327 103 HOH HOH . G 5 HOH A 83 328 104 HOH HOH . G 5 HOH A 84 329 105 HOH HOH . G 5 HOH A 85 330 106 HOH HOH . G 5 HOH A 86 331 107 HOH HOH . G 5 HOH A 87 332 108 HOH HOH . G 5 HOH A 88 333 109 HOH HOH . G 5 HOH A 89 334 111 HOH HOH . G 5 HOH A 90 335 112 HOH HOH . G 5 HOH A 91 336 114 HOH HOH . G 5 HOH A 92 337 115 HOH HOH . G 5 HOH A 93 338 117 HOH HOH . G 5 HOH A 94 339 118 HOH HOH . G 5 HOH A 95 340 120 HOH HOH . G 5 HOH A 96 341 121 HOH HOH . G 5 HOH A 97 342 123 HOH HOH . G 5 HOH A 98 343 124 HOH HOH . G 5 HOH A 99 344 125 HOH HOH . G 5 HOH A 100 345 126 HOH HOH . G 5 HOH A 101 346 129 HOH HOH . G 5 HOH A 102 347 130 HOH HOH . G 5 HOH A 103 348 131 HOH HOH . G 5 HOH A 104 349 132 HOH HOH . G 5 HOH A 105 350 133 HOH HOH . G 5 HOH A 106 351 134 HOH HOH . G 5 HOH A 107 352 135 HOH HOH . G 5 HOH A 108 353 136 HOH HOH . G 5 HOH A 109 354 137 HOH HOH . G 5 HOH A 110 355 138 HOH HOH . G 5 HOH A 111 356 139 HOH HOH . G 5 HOH A 112 357 140 HOH HOH . G 5 HOH A 113 358 141 HOH HOH . G 5 HOH A 114 359 142 HOH HOH . G 5 HOH A 115 360 143 HOH HOH . G 5 HOH A 116 361 144 HOH HOH . G 5 HOH A 117 362 145 HOH HOH . G 5 HOH A 118 363 146 HOH HOH . G 5 HOH A 119 364 147 HOH HOH . G 5 HOH A 120 365 148 HOH HOH . G 5 HOH A 121 366 149 HOH HOH . G 5 HOH A 122 367 150 HOH HOH . G 5 HOH A 123 368 151 HOH HOH . G 5 HOH A 124 369 152 HOH HOH . G 5 HOH A 125 370 153 HOH HOH . G 5 HOH A 126 371 154 HOH HOH . G 5 HOH A 127 372 155 HOH HOH . G 5 HOH A 128 373 156 HOH HOH . G 5 HOH A 129 374 157 HOH HOH . G 5 HOH A 130 375 158 HOH HOH . G 5 HOH A 131 376 159 HOH HOH . G 5 HOH A 132 377 160 HOH HOH . G 5 HOH A 133 378 161 HOH HOH . G 5 HOH A 134 379 163 HOH HOH . G 5 HOH A 135 380 165 HOH HOH . G 5 HOH A 136 381 166 HOH HOH . G 5 HOH A 137 382 167 HOH HOH . G 5 HOH A 138 383 168 HOH HOH . G 5 HOH A 139 384 169 HOH HOH . G 5 HOH A 140 385 170 HOH HOH . G 5 HOH A 141 386 171 HOH HOH . G 5 HOH A 142 387 172 HOH HOH . G 5 HOH A 143 388 173 HOH HOH . G 5 HOH A 144 389 174 HOH HOH . G 5 HOH A 145 390 175 HOH HOH . G 5 HOH A 146 391 176 HOH HOH . G 5 HOH A 147 392 177 HOH HOH . G 5 HOH A 148 393 178 HOH HOH . G 5 HOH A 149 394 179 HOH HOH . G 5 HOH A 150 395 180 HOH HOH . G 5 HOH A 151 396 181 HOH HOH . G 5 HOH A 152 397 182 HOH HOH . G 5 HOH A 153 398 184 HOH HOH . G 5 HOH A 154 399 185 HOH HOH . G 5 HOH A 155 400 186 HOH HOH . G 5 HOH A 156 401 187 HOH HOH . G 5 HOH A 157 402 188 HOH HOH . G 5 HOH A 158 403 189 HOH HOH . G 5 HOH A 159 404 190 HOH HOH . G 5 HOH A 160 405 191 HOH HOH . G 5 HOH A 161 406 192 HOH HOH . G 5 HOH A 162 407 193 HOH HOH . G 5 HOH A 163 408 194 HOH HOH . G 5 HOH A 164 409 195 HOH HOH . G 5 HOH A 165 410 198 HOH HOH . G 5 HOH A 166 411 206 HOH HOH . G 5 HOH A 167 412 209 HOH HOH . G 5 HOH A 168 413 211 HOH HOH . G 5 HOH A 169 414 214 HOH HOH . G 5 HOH A 170 415 215 HOH HOH . G 5 HOH A 171 416 216 HOH HOH . G 5 HOH A 172 417 220 HOH HOH . G 5 HOH A 173 418 221 HOH HOH . G 5 HOH A 174 419 222 HOH HOH . G 5 HOH A 175 420 223 HOH HOH . G 5 HOH A 176 421 224 HOH HOH . G 5 HOH A 177 422 225 HOH HOH . G 5 HOH A 178 423 226 HOH HOH . G 5 HOH A 179 424 227 HOH HOH . G 5 HOH A 180 425 228 HOH HOH . G 5 HOH A 181 426 229 HOH HOH . G 5 HOH A 182 427 230 HOH HOH . G 5 HOH A 183 428 232 HOH HOH . G 5 HOH A 184 429 237 HOH HOH . G 5 HOH A 185 430 239 HOH HOH . G 5 HOH A 186 431 240 HOH HOH . G 5 HOH A 187 432 241 HOH HOH . G 5 HOH A 188 433 244 HOH HOH . G 5 HOH A 189 434 245 HOH HOH . G 5 HOH A 190 435 249 HOH HOH . G 5 HOH A 191 436 258 HOH HOH . G 5 HOH A 192 437 259 HOH HOH . G 5 HOH A 193 438 260 HOH HOH . G 5 HOH A 194 439 264 HOH HOH . G 5 HOH A 195 440 266 HOH HOH . G 5 HOH A 196 441 268 HOH HOH . G 5 HOH A 197 442 269 HOH HOH . G 5 HOH A 198 443 270 HOH HOH . G 5 HOH A 199 444 271 HOH HOH . G 5 HOH A 200 445 274 HOH HOH . G 5 HOH A 201 446 276 HOH HOH . G 5 HOH A 202 447 282 HOH HOH . G 5 HOH A 203 448 288 HOH HOH . G 5 HOH A 204 449 294 HOH HOH . G 5 HOH A 205 450 299 HOH HOH . G 5 HOH A 206 451 300 HOH HOH . G 5 HOH A 207 452 301 HOH HOH . G 5 HOH A 208 453 302 HOH HOH . G 5 HOH A 209 454 303 HOH HOH . G 5 HOH A 210 455 305 HOH HOH . G 5 HOH A 211 456 307 HOH HOH . G 5 HOH A 212 457 310 HOH HOH . G 5 HOH A 213 458 311 HOH HOH . G 5 HOH A 214 459 312 HOH HOH . G 5 HOH A 215 460 313 HOH HOH . G 5 HOH A 216 461 314 HOH HOH . G 5 HOH A 217 462 315 HOH HOH . G 5 HOH A 218 463 316 HOH HOH . G 5 HOH A 219 464 317 HOH HOH . G 5 HOH A 220 465 318 HOH HOH . G 5 HOH A 221 466 319 HOH HOH . G 5 HOH A 222 467 320 HOH HOH . G 5 HOH A 223 468 321 HOH HOH . G 5 HOH A 224 469 322 HOH HOH . G 5 HOH A 225 470 323 HOH HOH . G 5 HOH A 226 471 324 HOH HOH . G 5 HOH A 227 472 325 HOH HOH . G 5 HOH A 228 473 326 HOH HOH . G 5 HOH A 229 474 327 HOH HOH . G 5 HOH A 230 475 328 HOH HOH . G 5 HOH A 231 476 329 HOH HOH . G 5 HOH A 232 477 330 HOH HOH . G 5 HOH A 233 478 331 HOH HOH . G 5 HOH A 234 479 332 HOH HOH . G 5 HOH A 235 480 333 HOH HOH . G 5 HOH A 236 481 334 HOH HOH . G 5 HOH A 237 482 335 HOH HOH . G 5 HOH A 238 483 336 HOH HOH . G 5 HOH A 239 484 337 HOH HOH . G 5 HOH A 240 485 338 HOH HOH . G 5 HOH A 241 486 339 HOH HOH . G 5 HOH A 242 487 340 HOH HOH . G 5 HOH A 243 488 341 HOH HOH . G 5 HOH A 244 489 342 HOH HOH . G 5 HOH A 245 490 343 HOH HOH . G 5 HOH A 246 491 344 HOH HOH . G 5 HOH A 247 492 345 HOH HOH . G 5 HOH A 248 493 346 HOH HOH . G 5 HOH A 249 494 347 HOH HOH . G 5 HOH A 250 495 348 HOH HOH . G 5 HOH A 251 496 349 HOH HOH . G 5 HOH A 252 497 350 HOH HOH . G 5 HOH A 253 498 351 HOH HOH . G 5 HOH A 254 499 352 HOH HOH . G 5 HOH A 255 500 353 HOH HOH . G 5 HOH A 256 501 354 HOH HOH . G 5 HOH A 257 502 355 HOH HOH . G 5 HOH A 258 503 356 HOH HOH . G 5 HOH A 259 504 357 HOH HOH . G 5 HOH A 260 505 358 HOH HOH . G 5 HOH A 261 506 359 HOH HOH . G 5 HOH A 262 507 360 HOH HOH . G 5 HOH A 263 508 601 HOH HOH . G 5 HOH A 264 509 602 HOH HOH . G 5 HOH A 265 510 603 HOH HOH . G 5 HOH A 266 511 604 HOH HOH . G 5 HOH A 267 512 605 HOH HOH . G 5 HOH A 268 513 606 HOH HOH . G 5 HOH A 269 514 607 HOH HOH . G 5 HOH A 270 515 608 HOH HOH . G 5 HOH A 271 516 701 HOH HOH . G 5 HOH A 272 517 702 HOH HOH . G 5 HOH A 273 518 703 HOH HOH . # _atom_site.group_PDB HETATM _atom_site.id 1 _atom_site.type_symbol CA _atom_site.label_atom_id CA _atom_site.label_comp_id CA _atom_site.label_seq_id . _atom_site.label_alt_id . _atom_site.pdbx_PDB_ins_code . _atom_site.label_asym_id B _atom_site.label_entity_id 2 _atom_site.Cartn_x 26.503 _atom_site.Cartn_y 26.502 _atom_site.Cartn_z -10.227 _atom_site.occupancy 1 _atom_site.B_iso_or_equiv 12.85 _atom_site.pdbx_formal_charge ? _atom_site.auth_atom_id CA _atom_site.auth_comp_id CA _atom_site.auth_seq_id 2 _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 15 _model_server_stats.create_model_time_ms 26 _model_server_stats.query_time_ms 325 _model_server_stats.encode_time_ms 4 _model_server_stats.element_count 1 #