data_8Q4R # _model_server_result.job_id Wo_jxtE0fIvAv-bB6z1sCg _model_server_result.datetime_utc '2024-11-05 06:46:20' _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 8q4r # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"C","auth_seq_id":601}' # _entry.id 8Q4R # _exptl.entry_id 8Q4R _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 303.747 _entity.id 2 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description '[4-[[2-chloranyl-6-(methylamino)purin-9-yl]methyl]phenyl]methanol' _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 105.37 _cell.angle_gamma 90 _cell.entry_id 8Q4R _cell.length_a 39.96 _cell.length_b 103.71 _cell.length_c 42.21 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? # _symmetry.entry_id 8Q4R _symmetry.cell_setting ? _symmetry.Int_Tables_number 4 _symmetry.space_group_name_Hall 'P 2yb' _symmetry.space_group_name_H-M 'P 1 21 1' # loop_ _pdbx_struct_assembly.method_details _pdbx_struct_assembly.oligomeric_details _pdbx_struct_assembly.oligomeric_count _pdbx_struct_assembly.details _pdbx_struct_assembly.id ? monomeric 1 author_defined_assembly 1 ? monomeric 1 author_defined_assembly 2 # loop_ _pdbx_struct_assembly_gen.asym_id_list _pdbx_struct_assembly_gen.assembly_id _pdbx_struct_assembly_gen.oper_expression A,C,D,E,F,G,L 1 1 B,H,I,J,K,M 2 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 # loop_ _struct_asym.details _struct_asym.entity_id _struct_asym.id _struct_asym.pdbx_modified _struct_asym.pdbx_blank_PDB_chainid_flag ? 2 C N N ? 2 H N N # _chem_comp.formula 'C14 H14 Cl N5 O' _chem_comp.formula_weight 303.747 _chem_comp.id JHU _chem_comp.mon_nstd_flag . _chem_comp.name '[4-[[2-chloranyl-6-(methylamino)purin-9-yl]methyl]phenyl]methanol' _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 CL01 C02 JHU sing 173 n n C02 N21 JHU doub 174 n y C02 N03 JHU sing 175 n y N03 C04 JHU doub 176 n y C04 N05 JHU sing 177 n n C04 C07 JHU sing 178 n y N05 C06 JHU sing 179 n n C07 N20 JHU sing 180 n y C07 C08 JHU doub 181 n y C08 N09 JHU sing 182 n y C08 N21 JHU sing 183 n y N09 C10 JHU sing 184 n n N09 C19 JHU sing 185 n y C10 C11 JHU sing 186 n n C11 C18 JHU doub 187 n y C11 C12 JHU sing 188 n y C12 C13 JHU doub 189 n y C13 C14 JHU sing 190 n y C14 C15 JHU sing 191 n n C14 C17 JHU doub 192 n y C15 O16 JHU sing 193 n n C17 C18 JHU sing 194 n y C19 N20 JHU doub 195 n y C10 H102 JHU sing 196 n n C10 H101 JHU sing 197 n n C13 H131 JHU sing 198 n n C15 H151 JHU sing 199 n n C15 H152 JHU sing 200 n n C17 H171 JHU sing 201 n n C06 H062 JHU sing 202 n n C06 H063 JHU sing 203 n n C06 H061 JHU sing 204 n n C12 H121 JHU sing 205 n n C18 H181 JHU sing 206 n n C19 H191 JHU sing 207 n n N05 H051 JHU sing 208 n n O16 H161 JHU sing 209 n n # _atom_sites.entry_id 8Q4R _atom_sites.fract_transf_matrix[1][1] 0.025025 _atom_sites.fract_transf_matrix[1][2] 0 _atom_sites.fract_transf_matrix[1][3] 0.006879 _atom_sites.fract_transf_matrix[2][1] 0 _atom_sites.fract_transf_matrix[2][2] 0.009642 _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] 0.02457 _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 JHU A 1 601 601 JHU LIG . D 3 SO4 A 1 602 1 SO4 SO4 . E 3 SO4 A 1 603 3 SO4 SO4 . F 3 SO4 A 1 604 6 SO4 SO4 . G 3 SO4 A 1 605 7 SO4 SO4 . H 2 JHU B 1 601 601 JHU LIG . I 3 SO4 B 1 602 2 SO4 SO4 . J 3 SO4 B 1 603 4 SO4 SO4 . K 3 SO4 B 1 604 5 SO4 SO4 . L 4 HOH A 1 701 186 HOH HOH . L 4 HOH A 2 702 103 HOH HOH . L 4 HOH A 3 703 97 HOH HOH . L 4 HOH A 4 704 126 HOH HOH . L 4 HOH A 5 705 159 HOH HOH . L 4 HOH A 6 706 111 HOH HOH . L 4 HOH A 7 707 155 HOH HOH . L 4 HOH A 8 708 30 HOH HOH . L 4 HOH A 9 709 192 HOH HOH . L 4 HOH A 10 710 207 HOH HOH . L 4 HOH A 11 711 233 HOH HOH . L 4 HOH A 12 712 104 HOH HOH . L 4 HOH A 13 713 168 HOH HOH . L 4 HOH A 14 714 188 HOH HOH . L 4 HOH A 15 715 12 HOH HOH . L 4 HOH A 16 716 87 HOH HOH . L 4 HOH A 17 717 157 HOH HOH . L 4 HOH A 18 718 156 HOH HOH . L 4 HOH A 19 719 38 HOH HOH . L 4 HOH A 20 720 36 HOH HOH . L 4 HOH A 21 721 114 HOH HOH . L 4 HOH A 22 722 130 HOH HOH . L 4 HOH A 23 723 22 HOH HOH . L 4 HOH A 24 724 27 HOH HOH . L 4 HOH A 25 725 222 HOH HOH . L 4 HOH A 26 726 1 HOH HOH . L 4 HOH A 27 727 249 HOH HOH . L 4 HOH A 28 728 71 HOH HOH . L 4 HOH A 29 729 77 HOH HOH . L 4 HOH A 30 730 239 HOH HOH . L 4 HOH A 31 731 23 HOH HOH . L 4 HOH A 32 732 90 HOH HOH . L 4 HOH A 33 733 95 HOH HOH . L 4 HOH A 34 734 183 HOH HOH . L 4 HOH A 35 735 28 HOH HOH . L 4 HOH A 36 736 45 HOH HOH . L 4 HOH A 37 737 202 HOH HOH . L 4 HOH A 38 738 210 HOH HOH . L 4 HOH A 39 739 58 HOH HOH . L 4 HOH A 40 740 4 HOH HOH . L 4 HOH A 41 741 82 HOH HOH . L 4 HOH A 42 742 252 HOH HOH . L 4 HOH A 43 743 39 HOH HOH . L 4 HOH A 44 744 120 HOH HOH . L 4 HOH A 45 745 98 HOH HOH . L 4 HOH A 46 746 217 HOH HOH . L 4 HOH A 47 747 11 HOH HOH . L 4 HOH A 48 748 7 HOH HOH . L 4 HOH A 49 749 113 HOH HOH . L 4 HOH A 50 750 44 HOH HOH . L 4 HOH A 51 751 79 HOH HOH . L 4 HOH A 52 752 225 HOH HOH . L 4 HOH A 53 753 63 HOH HOH . L 4 HOH A 54 754 147 HOH HOH . L 4 HOH A 55 755 18 HOH HOH . L 4 HOH A 56 756 53 HOH HOH . L 4 HOH A 57 757 221 HOH HOH . L 4 HOH A 58 758 8 HOH HOH . L 4 HOH A 59 759 13 HOH HOH . L 4 HOH A 60 760 196 HOH HOH . L 4 HOH A 61 761 86 HOH HOH . L 4 HOH A 62 762 224 HOH HOH . L 4 HOH A 63 763 81 HOH HOH . L 4 HOH A 64 764 26 HOH HOH . L 4 HOH A 65 765 117 HOH HOH . L 4 HOH A 66 766 119 HOH HOH . L 4 HOH A 67 767 242 HOH HOH . L 4 HOH A 68 768 60 HOH HOH . L 4 HOH A 69 769 200 HOH HOH . L 4 HOH A 70 770 123 HOH HOH . L 4 HOH A 71 771 59 HOH HOH . L 4 HOH A 72 772 91 HOH HOH . L 4 HOH A 73 773 143 HOH HOH . L 4 HOH A 74 774 227 HOH HOH . L 4 HOH A 75 775 145 HOH HOH . L 4 HOH A 76 776 208 HOH HOH . L 4 HOH A 77 777 37 HOH HOH . L 4 HOH A 78 778 131 HOH HOH . L 4 HOH A 79 779 149 HOH HOH . L 4 HOH A 80 780 133 HOH HOH . L 4 HOH A 81 781 122 HOH HOH . L 4 HOH A 82 782 182 HOH HOH . L 4 HOH A 83 783 20 HOH HOH . L 4 HOH A 84 784 94 HOH HOH . L 4 HOH A 85 785 177 HOH HOH . L 4 HOH A 86 786 73 HOH HOH . L 4 HOH A 87 787 238 HOH HOH . L 4 HOH A 88 788 75 HOH HOH . L 4 HOH A 89 789 142 HOH HOH . L 4 HOH A 90 790 236 HOH HOH . L 4 HOH A 91 791 218 HOH HOH . L 4 HOH A 92 792 158 HOH HOH . L 4 HOH A 93 793 179 HOH HOH . L 4 HOH A 94 794 72 HOH HOH . L 4 HOH A 95 795 219 HOH HOH . L 4 HOH A 96 796 198 HOH HOH . L 4 HOH A 97 797 246 HOH HOH . L 4 HOH A 98 798 171 HOH HOH . L 4 HOH A 99 799 61 HOH HOH . L 4 HOH A 100 800 169 HOH HOH . L 4 HOH A 101 801 189 HOH HOH . L 4 HOH A 102 802 170 HOH HOH . L 4 HOH A 103 803 247 HOH HOH . L 4 HOH A 104 804 240 HOH HOH . L 4 HOH A 105 805 255 HOH HOH . L 4 HOH A 106 806 193 HOH HOH . L 4 HOH A 107 807 141 HOH HOH . L 4 HOH A 108 808 164 HOH HOH . L 4 HOH A 109 809 251 HOH HOH . L 4 HOH A 110 810 223 HOH HOH . L 4 HOH A 111 811 140 HOH HOH . L 4 HOH A 112 812 212 HOH HOH . L 4 HOH A 113 813 230 HOH HOH . L 4 HOH A 114 814 262 HOH HOH . L 4 HOH A 115 815 166 HOH HOH . L 4 HOH A 116 816 244 HOH HOH . L 4 HOH A 117 817 84 HOH HOH . L 4 HOH A 118 818 220 HOH HOH . L 4 HOH A 119 819 178 HOH HOH . L 4 HOH A 120 820 215 HOH HOH . L 4 HOH A 121 821 176 HOH HOH . L 4 HOH A 122 822 118 HOH HOH . L 4 HOH A 123 823 245 HOH HOH . L 4 HOH A 124 824 257 HOH HOH . L 4 HOH A 125 825 248 HOH HOH . M 4 HOH B 1 701 153 HOH HOH . M 4 HOH B 2 702 106 HOH HOH . M 4 HOH B 3 703 93 HOH HOH . M 4 HOH B 4 704 228 HOH HOH . M 4 HOH B 5 705 69 HOH HOH . M 4 HOH B 6 706 185 HOH HOH . M 4 HOH B 7 707 55 HOH HOH . M 4 HOH B 8 708 80 HOH HOH . M 4 HOH B 9 709 40 HOH HOH . M 4 HOH B 10 710 42 HOH HOH . M 4 HOH B 11 711 68 HOH HOH . M 4 HOH B 12 712 85 HOH HOH . M 4 HOH B 13 713 64 HOH HOH . M 4 HOH B 14 714 134 HOH HOH . M 4 HOH B 15 715 243 HOH HOH . M 4 HOH B 16 716 43 HOH HOH . M 4 HOH B 17 717 190 HOH HOH . M 4 HOH B 18 718 21 HOH HOH . M 4 HOH B 19 719 229 HOH HOH . M 4 HOH B 20 720 173 HOH HOH . M 4 HOH B 21 721 52 HOH HOH . M 4 HOH B 22 722 250 HOH HOH . M 4 HOH B 23 723 2 HOH HOH . M 4 HOH B 24 724 204 HOH HOH . M 4 HOH B 25 725 125 HOH HOH . M 4 HOH B 26 726 150 HOH HOH . M 4 HOH B 27 727 194 HOH HOH . M 4 HOH B 28 728 35 HOH HOH . M 4 HOH B 29 729 10 HOH HOH . M 4 HOH B 30 730 62 HOH HOH . M 4 HOH B 31 731 19 HOH HOH . M 4 HOH B 32 732 78 HOH HOH . M 4 HOH B 33 733 32 HOH HOH . M 4 HOH B 34 734 136 HOH HOH . M 4 HOH B 35 735 41 HOH HOH . M 4 HOH B 36 736 139 HOH HOH . M 4 HOH B 37 737 132 HOH HOH . M 4 HOH B 38 738 128 HOH HOH . M 4 HOH B 39 739 116 HOH HOH . M 4 HOH B 40 740 206 HOH HOH . M 4 HOH B 41 741 14 HOH HOH . M 4 HOH B 42 742 49 HOH HOH . M 4 HOH B 43 743 88 HOH HOH . M 4 HOH B 44 744 9 HOH HOH . M 4 HOH B 45 745 47 HOH HOH . M 4 HOH B 46 746 3 HOH HOH . M 4 HOH B 47 747 83 HOH HOH . M 4 HOH B 48 748 24 HOH HOH . M 4 HOH B 49 749 124 HOH HOH . M 4 HOH B 50 750 213 HOH HOH . M 4 HOH B 51 751 195 HOH HOH . M 4 HOH B 52 752 6 HOH HOH . M 4 HOH B 53 753 5 HOH HOH . M 4 HOH B 54 754 29 HOH HOH . M 4 HOH B 55 755 241 HOH HOH . M 4 HOH B 56 756 66 HOH HOH . M 4 HOH B 57 757 99 HOH HOH . M 4 HOH B 58 758 96 HOH HOH . M 4 HOH B 59 759 162 HOH HOH . M 4 HOH B 60 760 25 HOH HOH . M 4 HOH B 61 761 260 HOH HOH . M 4 HOH B 62 762 46 HOH HOH . M 4 HOH B 63 763 137 HOH HOH . M 4 HOH B 64 764 89 HOH HOH . M 4 HOH B 65 765 261 HOH HOH . M 4 HOH B 66 766 154 HOH HOH . M 4 HOH B 67 767 92 HOH HOH . M 4 HOH B 68 768 184 HOH HOH . M 4 HOH B 69 769 33 HOH HOH . M 4 HOH B 70 770 51 HOH HOH . M 4 HOH B 71 771 17 HOH HOH . M 4 HOH B 72 772 50 HOH HOH . M 4 HOH B 73 773 101 HOH HOH . M 4 HOH B 74 774 16 HOH HOH . M 4 HOH B 75 775 56 HOH HOH . M 4 HOH B 76 776 48 HOH HOH . M 4 HOH B 77 777 151 HOH HOH . M 4 HOH B 78 778 121 HOH HOH . M 4 HOH B 79 779 15 HOH HOH . M 4 HOH B 80 780 258 HOH HOH . M 4 HOH B 81 781 67 HOH HOH . M 4 HOH B 82 782 191 HOH HOH . M 4 HOH B 83 783 74 HOH HOH . M 4 HOH B 84 784 31 HOH HOH . M 4 HOH B 85 785 107 HOH HOH . M 4 HOH B 86 786 175 HOH HOH . M 4 HOH B 87 787 167 HOH HOH . M 4 HOH B 88 788 187 HOH HOH . M 4 HOH B 89 789 76 HOH HOH . M 4 HOH B 90 790 135 HOH HOH . M 4 HOH B 91 791 235 HOH HOH . M 4 HOH B 92 792 216 HOH HOH . M 4 HOH B 93 793 203 HOH HOH . M 4 HOH B 94 794 110 HOH HOH . M 4 HOH B 95 795 209 HOH HOH . M 4 HOH B 96 796 180 HOH HOH . M 4 HOH B 97 797 129 HOH HOH . M 4 HOH B 98 798 65 HOH HOH . M 4 HOH B 99 799 146 HOH HOH . M 4 HOH B 100 800 108 HOH HOH . M 4 HOH B 101 801 100 HOH HOH . M 4 HOH B 102 802 256 HOH HOH . M 4 HOH B 103 803 102 HOH HOH . M 4 HOH B 104 804 226 HOH HOH . M 4 HOH B 105 805 138 HOH HOH . M 4 HOH B 106 806 57 HOH HOH . M 4 HOH B 107 807 148 HOH HOH . M 4 HOH B 108 808 254 HOH HOH . M 4 HOH B 109 809 201 HOH HOH . M 4 HOH B 110 810 199 HOH HOH . M 4 HOH B 111 811 115 HOH HOH . M 4 HOH B 112 812 161 HOH HOH . M 4 HOH B 113 813 34 HOH HOH . M 4 HOH B 114 814 112 HOH HOH . M 4 HOH B 115 815 70 HOH HOH . M 4 HOH B 116 816 144 HOH HOH . M 4 HOH B 117 817 211 HOH HOH . M 4 HOH B 118 818 234 HOH HOH . M 4 HOH B 119 819 259 HOH HOH . M 4 HOH B 120 820 105 HOH HOH . M 4 HOH B 121 821 160 HOH HOH . M 4 HOH B 122 822 127 HOH HOH . M 4 HOH B 123 823 152 HOH HOH . M 4 HOH B 124 824 54 HOH HOH . M 4 HOH B 125 825 197 HOH HOH . M 4 HOH B 126 826 165 HOH HOH . M 4 HOH B 127 827 163 HOH HOH . M 4 HOH B 128 828 214 HOH HOH . M 4 HOH B 129 829 205 HOH HOH . M 4 HOH B 130 830 174 HOH HOH . M 4 HOH B 131 831 181 HOH HOH . M 4 HOH B 132 832 237 HOH HOH . M 4 HOH B 133 833 231 HOH HOH . M 4 HOH B 134 834 109 HOH HOH . M 4 HOH B 135 835 232 HOH HOH . M 4 HOH B 136 836 253 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 C10 JHU . . . C 2 -23.316 30.48 -23.618 1 44.55 ? C10 JHU 601 A 1 HETATM 2 C C13 JHU . . . C 2 -26.301 31.285 -26.252 1 57.34 ? C13 JHU 601 A 1 HETATM 3 C C15 JHU . . . C 2 -26.447 33.092 -28.195 1 60.76 ? C15 JHU 601 A 1 HETATM 4 C C17 JHU . . . C 2 -24.287 32.929 -26.697 1 53.87 ? C17 JHU 601 A 1 HETATM 5 C C02 JHU . . . C 2 -25.047 26.234 -23.647 1 41.62 ? C02 JHU 601 A 1 HETATM 6 C C04 JHU . . . C 2 -22.994 25.718 -24.955 1 35.41 ? C04 JHU 601 A 1 HETATM 7 C C06 JHU . . . C 2 -22.659 23.501 -26.08 1 32.91 ? C06 JHU 601 A 1 HETATM 8 C C07 JHU . . . C 2 -22.568 27.19 -24.836 1 39.9 ? C07 JHU 601 A 1 HETATM 9 C C08 JHU . . . C 2 -23.35 28.068 -24.173 1 41.62 ? C08 JHU 601 A 1 HETATM 10 C C11 JHU . . . C 2 -24.119 31.135 -24.749 1 50.19 ? C11 JHU 601 A 1 HETATM 11 C C12 JHU . . . C 2 -25.519 30.637 -25.107 1 51.71 ? C12 JHU 601 A 1 HETATM 12 C C14 JHU . . . C 2 -25.686 32.435 -27.045 1 58.2 ? C14 JHU 601 A 1 HETATM 13 C C18 JHU . . . C 2 -23.508 32.277 -25.557 1 54.29 ? C18 JHU 601 A 1 HETATM 14 C C19 JHU . . . C 2 -21.622 29.141 -24.904 1 41.1 ? C19 JHU 601 A 1 HETATM 15 N N03 JHU . . . C 2 -24.213 25.292 -24.352 1 37.18 ? N03 JHU 601 A 1 HETATM 16 N N05 JHU . . . C 2 -22.158 24.794 -25.666 1 35.47 ? N05 JHU 601 A 1 HETATM 17 N N09 JHU . . . C 2 -22.768 29.269 -24.205 1 43.06 ? N09 JHU 601 A 1 HETATM 18 N N20 JHU . . . C 2 -21.493 27.853 -25.291 1 41.48 ? N20 JHU 601 A 1 HETATM 19 N N21 JHU . . . C 2 -24.637 27.629 -23.542 1 43.58 ? N21 JHU 601 A 1 HETATM 20 O O16 JHU . . . C 2 -27.823 33.12 -27.936 1 65.03 ? O16 JHU 601 A 1 HETATM 21 CL CL01 JHU . . . C 2 -26.584 25.725 -22.886 1 56.95 ? CL01 JHU 601 A 1 # _model_server_stats.io_time_ms 12 _model_server_stats.parse_time_ms 11 _model_server_stats.create_model_time_ms 4 _model_server_stats.query_time_ms 314 _model_server_stats.encode_time_ms 2 _model_server_stats.element_count 21 #