data_6Z4M
#
_model_server_result.job_id            vjUkT4U-bLUWyyh4bCsWuw 
_model_server_result.datetime_utc      '2024-10-19 12:37:17' 
_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          6z4m 
#
_model_server_params.name     atom_site 
_model_server_params.value    '{"label_asym_id":"K","auth_seq_id":205}' 
#
_entry.id    6Z4M 
#
_exptl.entry_id    6Z4M 
_exptl.method      'X-RAY DIFFRACTION' 
#
_entity.details                     ? 
_entity.formula_weight              96.063 
_entity.id                          5 
_entity.src_method                  syn 
_entity.type                        non-polymer 
_entity.pdbx_description            'SULFATE 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          106.235 
_cell.angle_gamma         90 
_cell.entry_id            6Z4M 
_cell.length_a            38.411 
_cell.length_b            68.002 
_cell.length_c            50.903 
_cell.Z_PDB               4 
_cell.pdbx_unique_axis    ? 
#
_symmetry.entry_id                 6Z4M 
_symmetry.cell_setting             ? 
_symmetry.Int_Tables_number        4 
_symmetry.space_group_name_Hall    ? 
_symmetry.space_group_name_H-M     'P 1 21 1' 
#
_pdbx_struct_assembly.method_details        PISA 
_pdbx_struct_assembly.oligomeric_details    dimeric 
_pdbx_struct_assembly.oligomeric_count      2 
_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,J,K,L,M 
_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                      5 
_struct_asym.id                             K 
_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 57 AAA CYS 57 1_555 A SG CYS 146 AAA CYS 146 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.157 ? 
disulf ? disulf2 B SG CYS 57 BBB CYS 57 1_555 B SG CYS 146 BBB CYS 146 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.149 ? 
covale ? covale1 A SG CYS 111 AAA CYS 111 1_555 C SE Q8E . AAA Q8E 201 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.238 ? 
covale ? covale2 B SG CYS 111 BBB CYS 111 1_555 G SE Q8E . BBB Q8E 201 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.179 ? 
metalc ? metalc1 A ND1 HIS 46 AAA HIS 46 1_555 E ZN ZN . AAA ZN 203 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.538 ? 
metalc ? metalc2 A NE2 HIS 48 AAA HIS 48 1_555 E ZN ZN . AAA ZN 203 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.076 ? 
metalc ? metalc3 A ND1 HIS 63 AAA HIS 63 1_555 D ZN ZN . AAA ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.044 ? 
metalc ? metalc4 A ND1 HIS 71 AAA HIS 71 1_555 D ZN ZN . AAA ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.064 ? 
metalc ? metalc5 A ND1 HIS 80 AAA HIS 80 1_555 D ZN ZN . AAA ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.902 ? 
metalc ? metalc6 A OD1 ASP 83 AAA ASP 83 1_555 D ZN ZN . AAA ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.919 ? 
metalc ? metalc7 B ND1 HIS 46 BBB HIS 46 1_555 I ZN ZN . BBB ZN 203 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.599 ? 
metalc ? metalc8 B NE2 HIS 48 BBB HIS 48 1_555 I ZN ZN . BBB ZN 203 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.144 ? 
metalc ? metalc9 B ND1 HIS 63 BBB HIS 63 1_555 H ZN ZN . BBB ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.976 ? 
metalc ? metalc10 B ND1 HIS 71 BBB HIS 71 1_555 H ZN ZN . BBB ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.053 ? 
metalc ? metalc11 B ND1 HIS 80 BBB HIS 80 1_555 H ZN ZN . BBB ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.876 ? 
metalc ? metalc12 B OD1 ASP 83 BBB ASP 83 1_555 H ZN ZN . BBB ZN 202 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.975 ? 
#
_chem_comp.formula           'O4 S -2' 
_chem_comp.formula_weight    96.063 
_chem_comp.id                SO4 
_chem_comp.mon_nstd_flag     . 
_chem_comp.name              'SULFATE ION' 
_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
S O1 SO4 doub 305 n n 
S O2 SO4 doub 306 n n 
S O3 SO4 sing 307 n n 
S O4 SO4 sing 308 n n 
#
_atom_sites.entry_id                     6Z4M 
_atom_sites.fract_transf_matrix[1][1]    0.026034 
_atom_sites.fract_transf_matrix[1][2]    0 
_atom_sites.fract_transf_matrix[1][3]    0.007581 
_atom_sites.fract_transf_matrix[2][1]    0 
_atom_sites.fract_transf_matrix[2][2]    0.014705 
_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]    0.020461 
_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 2 Q8E AAA 1 201 201 Q8E 262 . 
D 3 ZN AAA 1 202 2 ZN ZN . 
E 3 ZN AAA 1 203 3 ZN ZN . 
F 4 CL AAA 1 204 2 CL CL . 
G 2 Q8E BBB 1 201 201 Q8E 262 . 
H 3 ZN BBB 1 202 1 ZN ZN . 
I 3 ZN BBB 1 203 4 ZN ZN . 
J 4 CL BBB 1 204 1 CL CL . 
K 5 SO4 BBB 1 205 1 SO4 SO4 . 
L 6 HOH AAA 1 301 262 HOH HOH . 
L 6 HOH AAA 2 302 169 HOH HOH . 
L 6 HOH AAA 3 303 118 HOH HOH . 
L 6 HOH AAA 4 304 241 HOH HOH . 
L 6 HOH AAA 5 305 135 HOH HOH . 
L 6 HOH AAA 6 306 14 HOH HOH . 
L 6 HOH AAA 7 307 261 HOH HOH . 
L 6 HOH AAA 8 308 167 HOH HOH . 
L 6 HOH AAA 9 309 45 HOH HOH . 
L 6 HOH AAA 10 310 175 HOH HOH . 
L 6 HOH AAA 11 311 82 HOH HOH . 
L 6 HOH AAA 12 312 111 HOH HOH . 
L 6 HOH AAA 13 313 243 HOH HOH . 
L 6 HOH AAA 14 314 221 HOH HOH . 
L 6 HOH AAA 15 315 134 HOH HOH . 
L 6 HOH AAA 16 316 203 HOH HOH . 
L 6 HOH AAA 17 317 251 HOH HOH . 
L 6 HOH AAA 18 318 240 HOH HOH . 
L 6 HOH AAA 19 319 70 HOH HOH . 
L 6 HOH AAA 20 320 172 HOH HOH . 
L 6 HOH AAA 21 321 10 HOH HOH . 
L 6 HOH AAA 22 322 20 HOH HOH . 
L 6 HOH AAA 23 323 12 HOH HOH . 
L 6 HOH AAA 24 324 93 HOH HOH . 
L 6 HOH AAA 25 325 8 HOH HOH . 
L 6 HOH AAA 26 326 186 HOH HOH . 
L 6 HOH AAA 27 327 117 HOH HOH . 
L 6 HOH AAA 28 328 228 HOH HOH . 
L 6 HOH AAA 29 329 17 HOH HOH . 
L 6 HOH AAA 30 330 211 HOH HOH . 
L 6 HOH AAA 31 331 105 HOH HOH . 
L 6 HOH AAA 32 332 230 HOH HOH . 
L 6 HOH AAA 33 333 68 HOH HOH . 
L 6 HOH AAA 34 334 227 HOH HOH . 
L 6 HOH AAA 35 335 126 HOH HOH . 
L 6 HOH AAA 36 336 89 HOH HOH . 
L 6 HOH AAA 37 337 11 HOH HOH . 
L 6 HOH AAA 38 338 220 HOH HOH . 
L 6 HOH AAA 39 339 100 HOH HOH . 
L 6 HOH AAA 40 340 71 HOH HOH . 
L 6 HOH AAA 41 341 138 HOH HOH . 
L 6 HOH AAA 42 342 9 HOH HOH . 
L 6 HOH AAA 43 343 206 HOH HOH . 
L 6 HOH AAA 44 344 112 HOH HOH . 
L 6 HOH AAA 45 345 25 HOH HOH . 
L 6 HOH AAA 46 346 102 HOH HOH . 
L 6 HOH AAA 47 347 23 HOH HOH . 
L 6 HOH AAA 48 348 208 HOH HOH . 
L 6 HOH AAA 49 349 133 HOH HOH . 
L 6 HOH AAA 50 350 225 HOH HOH . 
L 6 HOH AAA 51 351 204 HOH HOH . 
L 6 HOH AAA 52 352 76 HOH HOH . 
L 6 HOH AAA 53 353 30 HOH HOH . 
L 6 HOH AAA 54 354 159 HOH HOH . 
L 6 HOH AAA 55 355 171 HOH HOH . 
L 6 HOH AAA 56 356 137 HOH HOH . 
L 6 HOH AAA 57 357 188 HOH HOH . 
L 6 HOH AAA 58 358 242 HOH HOH . 
L 6 HOH AAA 59 359 114 HOH HOH . 
L 6 HOH AAA 60 360 113 HOH HOH . 
L 6 HOH AAA 61 361 81 HOH HOH . 
L 6 HOH AAA 62 362 222 HOH HOH . 
L 6 HOH AAA 63 363 256 HOH HOH . 
L 6 HOH AAA 64 364 245 HOH HOH . 
L 6 HOH AAA 65 365 16 HOH HOH . 
L 6 HOH AAA 66 366 96 HOH HOH . 
L 6 HOH AAA 67 367 257 HOH HOH . 
L 6 HOH AAA 68 368 187 HOH HOH . 
L 6 HOH AAA 69 369 69 HOH HOH . 
L 6 HOH AAA 70 370 85 HOH HOH . 
L 6 HOH AAA 71 371 92 HOH HOH . 
L 6 HOH AAA 72 372 3 HOH HOH . 
L 6 HOH AAA 73 373 170 HOH HOH . 
L 6 HOH AAA 74 374 239 HOH HOH . 
L 6 HOH AAA 75 375 19 HOH HOH . 
L 6 HOH AAA 76 376 95 HOH HOH . 
L 6 HOH AAA 77 377 213 HOH HOH . 
L 6 HOH AAA 78 378 22 HOH HOH . 
L 6 HOH AAA 79 379 4 HOH HOH . 
L 6 HOH AAA 80 380 252 HOH HOH . 
L 6 HOH AAA 81 381 209 HOH HOH . 
L 6 HOH AAA 82 382 24 HOH HOH . 
L 6 HOH AAA 83 383 266 HOH HOH . 
L 6 HOH AAA 84 384 244 HOH HOH . 
L 6 HOH AAA 85 385 90 HOH HOH . 
L 6 HOH AAA 86 386 103 HOH HOH . 
L 6 HOH AAA 87 387 27 HOH HOH . 
L 6 HOH AAA 88 388 21 HOH HOH . 
L 6 HOH AAA 89 389 125 HOH HOH . 
L 6 HOH AAA 90 390 226 HOH HOH . 
L 6 HOH AAA 91 391 237 HOH HOH . 
L 6 HOH AAA 92 392 255 HOH HOH . 
L 6 HOH AAA 93 393 148 HOH HOH . 
L 6 HOH AAA 94 394 182 HOH HOH . 
L 6 HOH AAA 95 395 210 HOH HOH . 
L 6 HOH AAA 96 396 130 HOH HOH . 
L 6 HOH AAA 97 397 158 HOH HOH . 
L 6 HOH AAA 98 398 223 HOH HOH . 
L 6 HOH AAA 99 399 80 HOH HOH . 
L 6 HOH AAA 100 400 123 HOH HOH . 
L 6 HOH AAA 101 401 229 HOH HOH . 
L 6 HOH AAA 102 402 139 HOH HOH . 
L 6 HOH AAA 103 403 248 HOH HOH . 
L 6 HOH AAA 104 404 43 HOH HOH . 
L 6 HOH AAA 105 405 18 HOH HOH . 
L 6 HOH AAA 106 406 151 HOH HOH . 
L 6 HOH AAA 107 407 246 HOH HOH . 
L 6 HOH AAA 108 408 260 HOH HOH . 
M 6 HOH BBB 1 301 265 HOH HOH . 
M 6 HOH BBB 2 302 202 HOH HOH . 
M 6 HOH BBB 3 303 42 HOH HOH . 
M 6 HOH BBB 4 304 87 HOH HOH . 
M 6 HOH BBB 5 305 52 HOH HOH . 
M 6 HOH BBB 6 306 49 HOH HOH . 
M 6 HOH BBB 7 307 267 HOH HOH . 
M 6 HOH BBB 8 308 99 HOH HOH . 
M 6 HOH BBB 9 309 13 HOH HOH . 
M 6 HOH BBB 10 310 127 HOH HOH . 
M 6 HOH BBB 11 311 72 HOH HOH . 
M 6 HOH BBB 12 312 181 HOH HOH . 
M 6 HOH BBB 13 313 136 HOH HOH . 
M 6 HOH BBB 14 314 53 HOH HOH . 
M 6 HOH BBB 15 315 234 HOH HOH . 
M 6 HOH BBB 16 316 214 HOH HOH . 
M 6 HOH BBB 17 317 201 HOH HOH . 
M 6 HOH BBB 18 318 40 HOH HOH . 
M 6 HOH BBB 19 319 224 HOH HOH . 
M 6 HOH BBB 20 320 75 HOH HOH . 
M 6 HOH BBB 21 321 46 HOH HOH . 
M 6 HOH BBB 22 322 39 HOH HOH . 
M 6 HOH BBB 23 323 231 HOH HOH . 
M 6 HOH BBB 24 324 74 HOH HOH . 
M 6 HOH BBB 25 325 218 HOH HOH . 
M 6 HOH BBB 26 326 238 HOH HOH . 
M 6 HOH BBB 27 327 235 HOH HOH . 
M 6 HOH BBB 28 328 67 HOH HOH . 
M 6 HOH BBB 29 329 61 HOH HOH . 
M 6 HOH BBB 30 330 59 HOH HOH . 
M 6 HOH BBB 31 331 60 HOH HOH . 
M 6 HOH BBB 32 332 7 HOH HOH . 
M 6 HOH BBB 33 333 94 HOH HOH . 
M 6 HOH BBB 34 334 6 HOH HOH . 
M 6 HOH BBB 35 335 161 HOH HOH . 
M 6 HOH BBB 36 336 15 HOH HOH . 
M 6 HOH BBB 37 337 132 HOH HOH . 
M 6 HOH BBB 38 338 101 HOH HOH . 
M 6 HOH BBB 39 339 34 HOH HOH . 
M 6 HOH BBB 40 340 184 HOH HOH . 
M 6 HOH BBB 41 341 41 HOH HOH . 
M 6 HOH BBB 42 342 250 HOH HOH . 
M 6 HOH BBB 43 343 57 HOH HOH . 
M 6 HOH BBB 44 344 144 HOH HOH . 
M 6 HOH BBB 45 345 233 HOH HOH . 
M 6 HOH BBB 46 346 66 HOH HOH . 
M 6 HOH BBB 47 347 54 HOH HOH . 
M 6 HOH BBB 48 348 149 HOH HOH . 
M 6 HOH BBB 49 349 232 HOH HOH . 
M 6 HOH BBB 50 350 73 HOH HOH . 
M 6 HOH BBB 51 351 51 HOH HOH . 
M 6 HOH BBB 52 352 147 HOH HOH . 
M 6 HOH BBB 53 353 264 HOH HOH . 
M 6 HOH BBB 54 354 37 HOH HOH . 
M 6 HOH BBB 55 355 212 HOH HOH . 
M 6 HOH BBB 56 356 193 HOH HOH . 
M 6 HOH BBB 57 357 48 HOH HOH . 
M 6 HOH BBB 58 358 236 HOH HOH . 
M 6 HOH BBB 59 359 109 HOH HOH . 
M 6 HOH BBB 60 360 1 HOH HOH . 
M 6 HOH BBB 61 361 177 HOH HOH . 
M 6 HOH BBB 62 362 32 HOH HOH . 
M 6 HOH BBB 63 363 178 HOH HOH . 
M 6 HOH BBB 64 364 62 HOH HOH . 
M 6 HOH BBB 65 365 249 HOH HOH . 
M 6 HOH BBB 66 366 153 HOH HOH . 
M 6 HOH BBB 67 367 217 HOH HOH . 
M 6 HOH BBB 68 368 55 HOH HOH . 
M 6 HOH BBB 69 369 5 HOH HOH . 
M 6 HOH BBB 70 370 179 HOH HOH . 
M 6 HOH BBB 71 371 115 HOH HOH . 
M 6 HOH BBB 72 372 263 HOH HOH . 
M 6 HOH BBB 73 373 124 HOH HOH . 
M 6 HOH BBB 74 374 50 HOH HOH . 
M 6 HOH BBB 75 375 107 HOH HOH . 
M 6 HOH BBB 76 376 131 HOH HOH . 
M 6 HOH BBB 77 377 192 HOH HOH . 
M 6 HOH BBB 78 378 173 HOH HOH . 
M 6 HOH BBB 79 379 215 HOH HOH . 
M 6 HOH BBB 80 380 47 HOH HOH . 
M 6 HOH BBB 81 381 259 HOH HOH . 
M 6 HOH BBB 82 382 128 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 S S SO4 . . . K 5 16.749 23.3 14.705 1 54.41 ? S SO4 205 BBB 1 
HETATM 2 O O1 SO4 . . . K 5 17.034 22.48 13.549 1 53.22 ? O1 SO4 205 BBB 1 
HETATM 3 O O2 SO4 . . . K 5 16.343 24.622 14.245 1 44.1 ? O2 SO4 205 BBB 1 
HETATM 4 O O3 SO4 . . . K 5 17.923 23.386 15.569 1 50.54 ? O3 SO4 205 BBB 1 
HETATM 5 O O4 SO4 . . . K 5 15.669 22.709 15.46 1 48.57 ? O4 SO4 205 BBB 1 
#
_model_server_stats.io_time_ms              8 
_model_server_stats.parse_time_ms           8 
_model_server_stats.create_model_time_ms    3 
_model_server_stats.query_time_ms           290 
_model_server_stats.encode_time_ms          1 
_model_server_stats.element_count           5 
#