data_5OF8 # _model_server_result.job_id r-XR8B0rkFj-BYwRpQyKrw _model_server_result.datetime_utc '2024-12-26 19:13:24' _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 5of8 # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"J","auth_seq_id":409}' # _entry.id 5OF8 # _exptl.entry_id 5OF8 _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 30.006 _entity.id 6 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description 'NITRIC OXIDE' _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 5OF8 _cell.length_a 94.969 _cell.length_b 94.969 _cell.length_c 94.969 _cell.Z_PDB 12 _cell.pdbx_unique_axis ? # _symmetry.entry_id 5OF8 _symmetry.cell_setting ? _symmetry.Int_Tables_number 198 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'P 21 3' # _pdbx_struct_assembly.method_details PISA _pdbx_struct_assembly.oligomeric_details trimeric _pdbx_struct_assembly.oligomeric_count 3 _pdbx_struct_assembly.details 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 _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1,2,3 # 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' 7_454 -z-1/2,-x,y-1/2 0 0 -1 -1 0 0 0 1 0 -47.4845 0 -47.4845 3 'crystal symmetry operation' 10_554 -y,z+1/2,-x-1/2 0 -1 0 0 0 1 -1 0 0 0 47.4845 -47.4845 # loop_ _struct_asym.details _struct_asym.entity_id _struct_asym.id _struct_asym.pdbx_modified _struct_asym.pdbx_blank_PDB_chainid_flag ? 6 J N N ? 6 K 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 metalc ? metalc1 A ND1 HIS 89 A HIS 95 1_555 B CU CU . A CU 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.055 ? metalc ? metalc2 A NE2 HIS 94 A HIS 100 1_555 C CU CU . A CU 402 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.035 ? metalc ? metalc3 A NE2 HIS 129 A HIS 135 1_555 C CU CU . A CU 402 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.067 ? metalc ? metalc4 A SG CYS 130 A CYS 136 1_555 B CU CU . A CU 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.152 ? metalc ? metalc5 A ND1 HIS 139 A HIS 145 1_555 B CU CU . A CU 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.128 ? metalc ? metalc6 A SD MET 144 A MET 150 1_555 B CU CU . A CU 401 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.613 ? metalc ? metalc7 A NE2 HIS 300 A HIS 306 1_555 C CU CU . A CU 402 10_554 ? ? ? ? ? ? ? ? ? ? ? ? 2.054 ? metalc ? metalc8 C CU CU . A CU 402 1_555 K N NO . A NO 410 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 1.886 ? metalc ? metalc9 C CU CU . A CU 402 1_555 K O NO . A NO 410 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.217 ? # _chem_comp.formula 'N O' _chem_comp.formula_weight 30.006 _chem_comp.id NO _chem_comp.mon_nstd_flag . _chem_comp.name 'NITRIC OXIDE' _chem_comp.type non-polymer _chem_comp.pdbx_synonyms 'Nitrogen monoxide' # _chem_comp_bond.atom_id_1 N _chem_comp_bond.atom_id_2 O _chem_comp_bond.comp_id NO _chem_comp_bond.value_order doub _chem_comp_bond.pdbx_ordinal 243 _chem_comp_bond.pdbx_stereo_config n _chem_comp_bond.pdbx_aromatic_flag n # _atom_sites.entry_id 5OF8 _atom_sites.fract_transf_matrix[1][1] 0.01053 _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] 0.01053 _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] 0.01053 _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 CU A 1 401 500 CU CU . C 2 CU A 1 402 501 CU CU . D 3 NO2 A 1 403 5 NO2 NO2 . E 3 NO2 A 1 404 14 NO2 NO2 . F 4 ACT A 1 405 1 ACT ACT . G 5 SO4 A 1 406 1 SO4 SO4 . H 5 SO4 A 1 407 3 SO4 SO4 . I 3 NO2 A 1 408 545 NO2 NO2 . J 6 NO A 1 409 1 NO NO . K 6 NO A 1 410 3 NO NO . L 7 HOH A 1 501 547 HOH HOH . L 7 HOH A 2 502 354 HOH HOH . L 7 HOH A 3 503 85 HOH HOH . L 7 HOH A 4 504 644 HOH HOH . L 7 HOH A 5 505 351 HOH HOH . L 7 HOH A 6 506 646 HOH HOH . L 7 HOH A 7 507 296 HOH HOH . L 7 HOH A 8 508 167 HOH HOH . L 7 HOH A 9 509 95 HOH HOH . L 7 HOH A 10 510 45 HOH HOH . L 7 HOH A 11 511 248 HOH HOH . L 7 HOH A 12 512 24 HOH HOH . L 7 HOH A 13 513 65 HOH HOH . L 7 HOH A 14 514 635 HOH HOH . L 7 HOH A 15 515 132 HOH HOH . L 7 HOH A 16 516 253 HOH HOH . L 7 HOH A 17 517 59 HOH HOH . L 7 HOH A 18 518 384 HOH HOH . L 7 HOH A 19 519 186 HOH HOH . L 7 HOH A 20 520 236 HOH HOH . L 7 HOH A 21 521 25 HOH HOH . L 7 HOH A 22 522 90 HOH HOH . L 7 HOH A 23 523 142 HOH HOH . L 7 HOH A 24 524 180 HOH HOH . L 7 HOH A 25 525 21 HOH HOH . L 7 HOH A 26 526 274 HOH HOH . L 7 HOH A 27 527 98 HOH HOH . L 7 HOH A 28 528 211 HOH HOH . L 7 HOH A 29 529 93 HOH HOH . L 7 HOH A 30 530 43 HOH HOH . L 7 HOH A 31 531 286 HOH HOH . L 7 HOH A 32 532 198 HOH HOH . L 7 HOH A 33 533 12 HOH HOH . L 7 HOH A 34 534 387 HOH HOH . L 7 HOH A 35 535 160 HOH HOH . L 7 HOH A 36 536 66 HOH HOH . L 7 HOH A 37 537 97 HOH HOH . L 7 HOH A 38 538 154 HOH HOH . L 7 HOH A 39 539 372 HOH HOH . L 7 HOH A 40 540 3 HOH HOH . L 7 HOH A 41 541 631 HOH HOH . L 7 HOH A 42 542 276 HOH HOH . L 7 HOH A 43 543 326 HOH HOH . L 7 HOH A 44 544 23 HOH HOH . L 7 HOH A 45 545 115 HOH HOH . L 7 HOH A 46 546 386 HOH HOH . L 7 HOH A 47 547 401 HOH HOH . L 7 HOH A 48 548 57 HOH HOH . L 7 HOH A 49 549 121 HOH HOH . L 7 HOH A 50 550 76 HOH HOH . L 7 HOH A 51 551 552 HOH HOH . L 7 HOH A 52 552 257 HOH HOH . L 7 HOH A 53 553 643 HOH HOH . L 7 HOH A 54 554 174 HOH HOH . L 7 HOH A 55 555 31 HOH HOH . L 7 HOH A 56 556 75 HOH HOH . L 7 HOH A 57 557 92 HOH HOH . L 7 HOH A 58 558 87 HOH HOH . L 7 HOH A 59 559 419 HOH HOH . L 7 HOH A 60 560 56 HOH HOH . L 7 HOH A 61 561 34 HOH HOH . L 7 HOH A 62 562 41 HOH HOH . L 7 HOH A 63 563 153 HOH HOH . L 7 HOH A 64 564 89 HOH HOH . L 7 HOH A 65 565 200 HOH HOH . L 7 HOH A 66 566 544 HOH HOH . L 7 HOH A 67 567 73 HOH HOH . L 7 HOH A 68 568 283 HOH HOH . L 7 HOH A 69 569 566 HOH HOH . L 7 HOH A 70 570 18 HOH HOH . L 7 HOH A 71 571 101 HOH HOH . L 7 HOH A 72 572 7 HOH HOH . L 7 HOH A 73 573 232 HOH HOH . L 7 HOH A 74 574 2 HOH HOH . L 7 HOH A 75 575 16 HOH HOH . L 7 HOH A 76 576 53 HOH HOH . L 7 HOH A 77 577 36 HOH HOH . L 7 HOH A 78 578 187 HOH HOH . L 7 HOH A 79 579 369 HOH HOH . L 7 HOH A 80 580 29 HOH HOH . L 7 HOH A 81 581 64 HOH HOH . L 7 HOH A 82 582 4 HOH HOH . L 7 HOH A 83 583 285 HOH HOH . L 7 HOH A 84 584 433 HOH HOH . L 7 HOH A 85 585 15 HOH HOH . L 7 HOH A 86 586 47 HOH HOH . L 7 HOH A 87 587 35 HOH HOH . L 7 HOH A 88 588 171 HOH HOH . L 7 HOH A 89 589 54 HOH HOH . L 7 HOH A 90 590 19 HOH HOH . L 7 HOH A 91 591 427 HOH HOH . L 7 HOH A 92 592 113 HOH HOH . L 7 HOH A 93 593 632 HOH HOH . L 7 HOH A 94 594 8 HOH HOH . L 7 HOH A 95 595 629 HOH HOH . L 7 HOH A 96 596 158 HOH HOH . L 7 HOH A 97 597 272 HOH HOH . L 7 HOH A 98 598 364 HOH HOH . L 7 HOH A 99 599 14 HOH HOH . L 7 HOH A 100 600 240 HOH HOH . L 7 HOH A 101 601 344 HOH HOH . L 7 HOH A 102 602 6 HOH HOH . L 7 HOH A 103 603 499 HOH HOH . L 7 HOH A 104 604 246 HOH HOH . L 7 HOH A 105 605 116 HOH HOH . L 7 HOH A 106 606 194 HOH HOH . L 7 HOH A 107 607 117 HOH HOH . L 7 HOH A 108 608 22 HOH HOH . L 7 HOH A 109 609 72 HOH HOH . L 7 HOH A 110 610 300 HOH HOH . L 7 HOH A 111 611 126 HOH HOH . L 7 HOH A 112 612 69 HOH HOH . L 7 HOH A 113 613 196 HOH HOH . L 7 HOH A 114 614 197 HOH HOH . L 7 HOH A 115 615 640 HOH HOH . L 7 HOH A 116 616 84 HOH HOH . L 7 HOH A 117 617 52 HOH HOH . L 7 HOH A 118 618 235 HOH HOH . L 7 HOH A 119 619 229 HOH HOH . L 7 HOH A 120 620 404 HOH HOH . L 7 HOH A 121 621 138 HOH HOH . L 7 HOH A 122 622 51 HOH HOH . L 7 HOH A 123 623 11 HOH HOH . L 7 HOH A 124 624 233 HOH HOH . L 7 HOH A 125 625 105 HOH HOH . L 7 HOH A 126 626 290 HOH HOH . L 7 HOH A 127 627 159 HOH HOH . L 7 HOH A 128 628 136 HOH HOH . L 7 HOH A 129 629 245 HOH HOH . L 7 HOH A 130 630 26 HOH HOH . L 7 HOH A 131 631 103 HOH HOH . L 7 HOH A 132 632 269 HOH HOH . L 7 HOH A 133 633 79 HOH HOH . L 7 HOH A 134 634 636 HOH HOH . L 7 HOH A 135 635 37 HOH HOH . L 7 HOH A 136 636 212 HOH HOH . L 7 HOH A 137 637 110 HOH HOH . L 7 HOH A 138 638 291 HOH HOH . L 7 HOH A 139 639 135 HOH HOH . L 7 HOH A 140 640 139 HOH HOH . L 7 HOH A 141 641 80 HOH HOH . L 7 HOH A 142 642 259 HOH HOH . L 7 HOH A 143 643 108 HOH HOH . L 7 HOH A 144 644 255 HOH HOH . L 7 HOH A 145 645 157 HOH HOH . L 7 HOH A 146 646 366 HOH HOH . L 7 HOH A 147 647 28 HOH HOH . L 7 HOH A 148 648 260 HOH HOH . L 7 HOH A 149 649 30 HOH HOH . L 7 HOH A 150 650 268 HOH HOH . L 7 HOH A 151 651 204 HOH HOH . L 7 HOH A 152 652 5 HOH HOH . L 7 HOH A 153 653 102 HOH HOH . L 7 HOH A 154 654 33 HOH HOH . L 7 HOH A 155 655 334 HOH HOH . L 7 HOH A 156 656 68 HOH HOH . L 7 HOH A 157 657 91 HOH HOH . L 7 HOH A 158 658 266 HOH HOH . L 7 HOH A 159 659 10 HOH HOH . L 7 HOH A 160 660 60 HOH HOH . L 7 HOH A 161 661 378 HOH HOH . L 7 HOH A 162 662 616 HOH HOH . L 7 HOH A 163 663 179 HOH HOH . L 7 HOH A 164 664 145 HOH HOH . L 7 HOH A 165 665 287 HOH HOH . L 7 HOH A 166 666 262 HOH HOH . L 7 HOH A 167 667 71 HOH HOH . L 7 HOH A 168 668 83 HOH HOH . L 7 HOH A 169 669 560 HOH HOH . L 7 HOH A 170 670 46 HOH HOH . L 7 HOH A 171 671 147 HOH HOH . L 7 HOH A 172 672 96 HOH HOH . L 7 HOH A 173 673 244 HOH HOH . L 7 HOH A 174 674 230 HOH HOH . L 7 HOH A 175 675 32 HOH HOH . L 7 HOH A 176 676 393 HOH HOH . L 7 HOH A 177 677 13 HOH HOH . L 7 HOH A 178 678 119 HOH HOH . L 7 HOH A 179 679 88 HOH HOH . L 7 HOH A 180 680 67 HOH HOH . L 7 HOH A 181 681 345 HOH HOH . L 7 HOH A 182 682 214 HOH HOH . L 7 HOH A 183 683 39 HOH HOH . L 7 HOH A 184 684 185 HOH HOH . L 7 HOH A 185 685 586 HOH HOH . L 7 HOH A 186 686 20 HOH HOH . L 7 HOH A 187 687 70 HOH HOH . L 7 HOH A 188 688 561 HOH HOH . L 7 HOH A 189 689 261 HOH HOH . L 7 HOH A 190 690 9 HOH HOH . L 7 HOH A 191 691 129 HOH HOH . L 7 HOH A 192 692 49 HOH HOH . L 7 HOH A 193 693 182 HOH HOH . L 7 HOH A 194 694 173 HOH HOH . L 7 HOH A 195 695 144 HOH HOH . L 7 HOH A 196 696 256 HOH HOH . L 7 HOH A 197 697 78 HOH HOH . L 7 HOH A 198 698 627 HOH HOH . L 7 HOH A 199 699 141 HOH HOH . L 7 HOH A 200 700 649 HOH HOH . L 7 HOH A 201 701 114 HOH HOH . L 7 HOH A 202 702 156 HOH HOH . L 7 HOH A 203 703 645 HOH HOH . L 7 HOH A 204 704 82 HOH HOH . L 7 HOH A 205 705 176 HOH HOH . L 7 HOH A 206 706 302 HOH HOH . L 7 HOH A 207 707 337 HOH HOH . L 7 HOH A 208 708 243 HOH HOH . L 7 HOH A 209 709 594 HOH HOH . L 7 HOH A 210 710 281 HOH HOH . L 7 HOH A 211 711 237 HOH HOH . L 7 HOH A 212 712 289 HOH HOH . L 7 HOH A 213 713 319 HOH HOH . L 7 HOH A 214 714 161 HOH HOH . L 7 HOH A 215 715 373 HOH HOH . L 7 HOH A 216 716 595 HOH HOH . L 7 HOH A 217 717 620 HOH HOH . L 7 HOH A 218 718 638 HOH HOH . L 7 HOH A 219 719 493 HOH HOH . L 7 HOH A 220 720 352 HOH HOH . L 7 HOH A 221 721 234 HOH HOH . L 7 HOH A 222 722 628 HOH HOH . L 7 HOH A 223 723 148 HOH HOH . L 7 HOH A 224 724 131 HOH HOH . L 7 HOH A 225 725 109 HOH HOH . L 7 HOH A 226 726 534 HOH HOH . L 7 HOH A 227 727 633 HOH HOH . L 7 HOH A 228 728 637 HOH HOH . L 7 HOH A 229 729 333 HOH HOH . L 7 HOH A 230 730 193 HOH HOH . L 7 HOH A 231 731 169 HOH HOH . L 7 HOH A 232 732 210 HOH HOH . L 7 HOH A 233 733 581 HOH HOH . L 7 HOH A 234 734 355 HOH HOH . L 7 HOH A 235 735 639 HOH HOH . L 7 HOH A 236 736 321 HOH HOH . L 7 HOH A 237 737 513 HOH HOH . L 7 HOH A 238 738 94 HOH HOH . L 7 HOH A 239 739 134 HOH HOH . L 7 HOH A 240 740 58 HOH HOH . L 7 HOH A 241 741 111 HOH HOH . L 7 HOH A 242 742 528 HOH HOH . L 7 HOH A 243 743 648 HOH HOH . L 7 HOH A 244 744 104 HOH HOH . L 7 HOH A 245 745 206 HOH HOH . L 7 HOH A 246 746 329 HOH HOH . L 7 HOH A 247 747 177 HOH HOH . L 7 HOH A 248 748 367 HOH HOH . L 7 HOH A 249 749 311 HOH HOH . L 7 HOH A 250 750 264 HOH HOH . L 7 HOH A 251 751 163 HOH HOH . L 7 HOH A 252 752 316 HOH HOH . L 7 HOH A 253 753 61 HOH HOH . L 7 HOH A 254 754 641 HOH HOH . L 7 HOH A 255 755 280 HOH HOH . L 7 HOH A 256 756 353 HOH HOH . L 7 HOH A 257 757 642 HOH HOH . L 7 HOH A 258 758 310 HOH HOH . L 7 HOH A 259 759 361 HOH HOH . L 7 HOH A 260 760 44 HOH HOH . L 7 HOH A 261 761 634 HOH HOH . L 7 HOH A 262 762 357 HOH HOH . L 7 HOH A 263 763 258 HOH HOH . L 7 HOH A 264 764 294 HOH HOH . L 7 HOH A 265 765 306 HOH HOH . L 7 HOH A 266 766 275 HOH HOH . L 7 HOH A 267 767 247 HOH HOH . L 7 HOH A 268 768 125 HOH HOH . L 7 HOH A 269 769 540 HOH HOH . L 7 HOH A 270 770 216 HOH HOH . L 7 HOH A 271 771 410 HOH HOH . L 7 HOH A 272 772 130 HOH HOH . L 7 HOH A 273 773 630 HOH HOH . L 7 HOH A 274 774 647 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 N NO . . . J 6 -28.094 9.566 18.403 1 48.61 ? N NO 409 A 1 HETATM 2 O O NO . . . J 6 -29.078 9.072 17.864 1 46.1 ? O NO 409 A 1 # _model_server_stats.io_time_ms 14 _model_server_stats.parse_time_ms 12 _model_server_stats.create_model_time_ms 4 _model_server_stats.query_time_ms 360 _model_server_stats.encode_time_ms 3 _model_server_stats.element_count 2 #