data_2D7F # _model_server_result.job_id KxsYODr0PO2_ZreEudjRNA _model_server_result.datetime_utc '2024-11-01 15:37:21' _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 2d7f # _model_server_params.name atom_site _model_server_params.value '{"label_asym_id":"F","auth_seq_id":239}' # _entry.id 2D7F # _exptl.entry_id 2D7F _exptl.method 'X-RAY DIFFRACTION' # _entity.details ? _entity.formula_weight 54.938 _entity.id 3 _entity.src_method syn _entity.type non-polymer _entity.pdbx_description 'MANGANESE (II) ION' _entity.pdbx_number_of_molecules 4 _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 2D7F _cell.length_a 100.915 _cell.length_b 115.754 _cell.length_c 241.626 _cell.Z_PDB 32 _cell.pdbx_unique_axis ? # _symmetry.entry_id 2D7F _symmetry.cell_setting ? _symmetry.Int_Tables_number 20 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'C 2 2 21' # loop_ _pdbx_struct_assembly.method_details _pdbx_struct_assembly.oligomeric_details _pdbx_struct_assembly.oligomeric_count _pdbx_struct_assembly.details _pdbx_struct_assembly.id ? tetrameric 4 author_defined_assembly 1 ? tetrameric 4 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,D,E,F,G,H,Q,R,S,T,U,X 1 1,2 B,C,I,J,K,L,M,N,O,P,V,W 2 1,3 # 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' 3_655 -x+1,y,-z+1/2 -1 0 0 0 1 0 0 0 -1 100.915 0 120.813 3 'crystal symmetry operation' 4_556 x,-y,-z+1 1 0 0 0 -1 0 0 0 -1 0 0 241.626 # loop_ _struct_asym.details _struct_asym.entity_id _struct_asym.id _struct_asym.pdbx_modified _struct_asym.pdbx_blank_PDB_chainid_flag ? 3 F N N ? 3 J N N ? 3 N N N ? 3 R 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 OE2 GLU 8 A GLU 8 1_555 F MN MN . A MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.232 ? metalc ? metalc2 A OD2 ASP 10 A ASP 10 1_555 F MN MN . A MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.195 ? metalc ? metalc3 A OD2 ASP 10 A ASP 10 1_555 G CA CA . A CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.532 ? metalc ? metalc4 A O TYR 12 A TYR 12 1_555 G CA CA . A CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.264 ? metalc ? metalc5 A OD1 ASN 14 A ASN 14 1_555 G CA CA . A CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.545 ? metalc ? metalc6 A OD1 ASP 19 A ASP 19 1_555 F MN MN . A MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.281 ? metalc ? metalc7 A OD2 ASP 19 A ASP 19 1_555 G CA CA . A CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.335 ? metalc ? metalc8 A NE2 HIS 24 A HIS 24 1_555 F MN MN . A MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.266 ? metalc ? metalc9 B OE2 GLU 8 F GLU 8 1_555 J MN MN . F MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.181 ? metalc ? metalc10 B OD2 ASP 10 F ASP 10 1_555 J MN MN . F MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.27 ? metalc ? metalc11 B OD1 ASP 10 F ASP 10 1_555 K CA CA . F CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.488 ? metalc ? metalc12 B O TYR 12 F TYR 12 1_555 K CA CA . F CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.281 ? metalc ? metalc13 B OD1 ASN 14 F ASN 14 1_555 K CA CA . F CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.314 ? metalc ? metalc14 B OD1 ASP 19 F ASP 19 1_555 J MN MN . F MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.336 ? metalc ? metalc15 B OD2 ASP 19 F ASP 19 1_555 K CA CA . F CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.405 ? metalc ? metalc16 B NE2 HIS 24 F HIS 24 1_555 J MN MN . F MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.206 ? metalc ? metalc17 C OE2 GLU 8 L GLU 8 1_555 N MN MN . L MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.234 ? metalc ? metalc18 C OD2 ASP 10 L ASP 10 1_555 N MN MN . L MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.006 ? metalc ? metalc19 C OD1 ASP 10 L ASP 10 1_555 O CA CA . L CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.44 ? metalc ? metalc20 C O TYR 12 L TYR 12 1_555 O CA CA . L CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.322 ? metalc ? metalc21 C OD1 ASN 14 L ASN 14 1_555 O CA CA . L CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.436 ? metalc ? metalc22 C OD1 ASP 19 L ASP 19 1_555 N MN MN . L MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.369 ? metalc ? metalc23 C OD2 ASP 19 L ASP 19 1_555 O CA CA . L CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.293 ? metalc ? metalc24 C NE2 HIS 24 L HIS 24 1_555 N MN MN . L MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.36 ? metalc ? metalc25 D OE2 GLU 8 S GLU 8 1_555 R MN MN . S MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.214 ? metalc ? metalc26 D OD2 ASP 10 S ASP 10 1_555 R MN MN . S MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.108 ? metalc ? metalc27 D OD1 ASP 10 S ASP 10 1_555 S CA CA . S CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.502 ? metalc ? metalc28 D O TYR 12 S TYR 12 1_555 S CA CA . S CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.334 ? metalc ? metalc29 D OD1 ASN 14 S ASN 14 1_555 S CA CA . S CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.296 ? metalc ? metalc30 D OD1 ASP 19 S ASP 19 1_555 R MN MN . S MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.431 ? metalc ? metalc31 D OD2 ASP 19 S ASP 19 1_555 S CA CA . S CA 240 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.308 ? metalc ? metalc32 D NE2 HIS 24 S HIS 24 1_555 R MN MN . S MN 239 1_555 ? ? ? ? ? ? ? ? ? ? ? ? 2.208 ? # _chem_comp.formula 'Mn 2' _chem_comp.formula_weight 54.938 _chem_comp.id MN _chem_comp.mon_nstd_flag . _chem_comp.name 'MANGANESE (II) ION' _chem_comp.type non-polymer _chem_comp.pdbx_synonyms ? # _atom_sites.entry_id 2D7F _atom_sites.fract_transf_matrix[1][1] 0.009909 _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] 0.008639 _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] 0.004139 _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 E 2 MMA A 1 238 238 MMA MMA . F 3 MN A 1 239 239 MN MN . G 4 CA A 1 240 240 CA CA . H 5 DBB A 1 903 903 DBB DBB . I 2 MMA F 1 1238 1238 MMA MMA . J 3 MN F 1 239 239 MN MN . K 4 CA F 1 240 240 CA CA . L 5 DBB F 1 901 901 DBB DBB . M 2 MMA L 1 2238 2238 MMA MMA . N 3 MN L 1 239 239 MN MN . O 4 CA L 1 240 240 CA CA . P 5 DBB L 1 902 902 DBB DBB . Q 2 MMA S 1 3238 3238 MMA MMA . R 3 MN S 1 239 239 MN MN . S 4 CA S 1 240 240 CA CA . T 5 DBB S 1 904 904 DBB DBB . U 6 HOH A 1 908 908 HOH HOH . U 6 HOH A 2 912 912 HOH HOH . U 6 HOH A 3 914 914 HOH HOH . U 6 HOH A 4 919 919 HOH HOH . U 6 HOH A 5 924 924 HOH HOH . U 6 HOH A 6 927 927 HOH HOH . U 6 HOH A 7 936 936 HOH HOH . U 6 HOH A 8 941 941 HOH HOH . U 6 HOH A 9 942 942 HOH HOH . U 6 HOH A 10 945 945 HOH HOH . U 6 HOH A 11 947 947 HOH HOH . U 6 HOH A 12 950 950 HOH HOH . U 6 HOH A 13 951 951 HOH HOH . U 6 HOH A 14 953 953 HOH HOH . U 6 HOH A 15 954 954 HOH HOH . U 6 HOH A 16 962 962 HOH HOH . U 6 HOH A 17 965 965 HOH HOH . U 6 HOH A 18 967 967 HOH HOH . U 6 HOH A 19 968 968 HOH HOH . U 6 HOH A 20 972 972 HOH HOH . U 6 HOH A 21 974 974 HOH HOH . U 6 HOH A 22 978 978 HOH HOH . U 6 HOH A 23 979 979 HOH HOH . U 6 HOH A 24 980 980 HOH HOH . U 6 HOH A 25 987 987 HOH HOH . U 6 HOH A 26 989 989 HOH HOH . U 6 HOH A 27 992 992 HOH HOH . U 6 HOH A 28 999 999 HOH HOH . U 6 HOH A 29 1001 1001 HOH HOH . U 6 HOH A 30 1002 1002 HOH HOH . U 6 HOH A 31 1004 1004 HOH HOH . U 6 HOH A 32 1005 1005 HOH HOH . U 6 HOH A 33 1009 1009 HOH HOH . U 6 HOH A 34 1012 1012 HOH HOH . U 6 HOH A 35 1014 1014 HOH HOH . U 6 HOH A 36 1018 1018 HOH HOH . U 6 HOH A 37 1019 1019 HOH HOH . U 6 HOH A 38 1020 1020 HOH HOH . U 6 HOH A 39 1031 1031 HOH HOH . U 6 HOH A 40 1034 1034 HOH HOH . U 6 HOH A 41 1035 1035 HOH HOH . U 6 HOH A 42 1036 1036 HOH HOH . U 6 HOH A 43 1038 1038 HOH HOH . U 6 HOH A 44 1043 1043 HOH HOH . U 6 HOH A 45 1047 1047 HOH HOH . U 6 HOH A 46 1048 1048 HOH HOH . U 6 HOH A 47 1051 1051 HOH HOH . U 6 HOH A 48 1054 1054 HOH HOH . U 6 HOH A 49 1056 1056 HOH HOH . U 6 HOH A 50 1060 1060 HOH HOH . U 6 HOH A 51 1061 1061 HOH HOH . U 6 HOH A 52 1069 1069 HOH HOH . U 6 HOH A 53 1077 1077 HOH HOH . U 6 HOH A 54 1078 1078 HOH HOH . U 6 HOH A 55 1079 1079 HOH HOH . U 6 HOH A 56 1080 1080 HOH HOH . V 6 HOH F 1 905 905 HOH HOH . V 6 HOH F 2 907 907 HOH HOH . V 6 HOH F 3 913 913 HOH HOH . V 6 HOH F 4 917 917 HOH HOH . V 6 HOH F 5 922 922 HOH HOH . V 6 HOH F 6 930 930 HOH HOH . V 6 HOH F 7 932 932 HOH HOH . V 6 HOH F 8 933 933 HOH HOH . V 6 HOH F 9 938 938 HOH HOH . V 6 HOH F 10 943 943 HOH HOH . V 6 HOH F 11 949 949 HOH HOH . V 6 HOH F 12 957 957 HOH HOH . V 6 HOH F 13 959 959 HOH HOH . V 6 HOH F 14 963 963 HOH HOH . V 6 HOH F 15 964 964 HOH HOH . V 6 HOH F 16 973 973 HOH HOH . V 6 HOH F 17 976 976 HOH HOH . V 6 HOH F 18 983 983 HOH HOH . V 6 HOH F 19 984 984 HOH HOH . V 6 HOH F 20 988 988 HOH HOH . V 6 HOH F 21 993 993 HOH HOH . V 6 HOH F 22 996 996 HOH HOH . V 6 HOH F 23 997 997 HOH HOH . V 6 HOH F 24 1008 1008 HOH HOH . V 6 HOH F 25 1010 1010 HOH HOH . V 6 HOH F 26 1011 1011 HOH HOH . V 6 HOH F 27 1013 1013 HOH HOH . V 6 HOH F 28 1022 1022 HOH HOH . V 6 HOH F 29 1024 1024 HOH HOH . V 6 HOH F 30 1025 1025 HOH HOH . V 6 HOH F 31 1028 1028 HOH HOH . V 6 HOH F 32 1033 1033 HOH HOH . V 6 HOH F 33 1045 1045 HOH HOH . V 6 HOH F 34 1050 1050 HOH HOH . V 6 HOH F 35 1053 1053 HOH HOH . V 6 HOH F 36 1062 1062 HOH HOH . V 6 HOH F 37 1065 1065 HOH HOH . V 6 HOH F 38 1068 1068 HOH HOH . V 6 HOH F 39 1070 1070 HOH HOH . V 6 HOH F 40 1071 1071 HOH HOH . V 6 HOH F 41 1073 1073 HOH HOH . V 6 HOH F 42 1076 1076 HOH HOH . V 6 HOH F 43 1083 1083 HOH HOH . W 6 HOH L 1 909 909 HOH HOH . W 6 HOH L 2 910 910 HOH HOH . W 6 HOH L 3 911 911 HOH HOH . W 6 HOH L 4 916 916 HOH HOH . W 6 HOH L 5 918 918 HOH HOH . W 6 HOH L 6 920 920 HOH HOH . W 6 HOH L 7 921 921 HOH HOH . W 6 HOH L 8 925 925 HOH HOH . W 6 HOH L 9 926 926 HOH HOH . W 6 HOH L 10 937 937 HOH HOH . W 6 HOH L 11 939 939 HOH HOH . W 6 HOH L 12 948 948 HOH HOH . W 6 HOH L 13 952 952 HOH HOH . W 6 HOH L 14 955 955 HOH HOH . W 6 HOH L 15 956 956 HOH HOH . W 6 HOH L 16 958 958 HOH HOH . W 6 HOH L 17 971 971 HOH HOH . W 6 HOH L 18 975 975 HOH HOH . W 6 HOH L 19 981 981 HOH HOH . W 6 HOH L 20 985 985 HOH HOH . W 6 HOH L 21 994 994 HOH HOH . W 6 HOH L 22 1000 1000 HOH HOH . W 6 HOH L 23 1006 1006 HOH HOH . W 6 HOH L 24 1015 1015 HOH HOH . W 6 HOH L 25 1016 1016 HOH HOH . W 6 HOH L 26 1017 1017 HOH HOH . W 6 HOH L 27 1021 1021 HOH HOH . W 6 HOH L 28 1023 1023 HOH HOH . W 6 HOH L 29 1026 1026 HOH HOH . W 6 HOH L 30 1037 1037 HOH HOH . W 6 HOH L 31 1039 1039 HOH HOH . W 6 HOH L 32 1041 1041 HOH HOH . W 6 HOH L 33 1042 1042 HOH HOH . W 6 HOH L 34 1046 1046 HOH HOH . W 6 HOH L 35 1052 1052 HOH HOH . W 6 HOH L 36 1058 1058 HOH HOH . W 6 HOH L 37 1066 1066 HOH HOH . W 6 HOH L 38 1067 1067 HOH HOH . W 6 HOH L 39 1084 1084 HOH HOH . W 6 HOH L 40 1085 1085 HOH HOH . W 6 HOH L 41 1087 1087 HOH HOH . X 6 HOH S 1 906 906 HOH HOH . X 6 HOH S 2 915 915 HOH HOH . X 6 HOH S 3 923 923 HOH HOH . X 6 HOH S 4 928 928 HOH HOH . X 6 HOH S 5 929 929 HOH HOH . X 6 HOH S 6 931 931 HOH HOH . X 6 HOH S 7 934 934 HOH HOH . X 6 HOH S 8 935 935 HOH HOH . X 6 HOH S 9 940 940 HOH HOH . X 6 HOH S 10 944 944 HOH HOH . X 6 HOH S 11 946 946 HOH HOH . X 6 HOH S 12 960 960 HOH HOH . X 6 HOH S 13 961 961 HOH HOH . X 6 HOH S 14 966 966 HOH HOH . X 6 HOH S 15 969 969 HOH HOH . X 6 HOH S 16 970 970 HOH HOH . X 6 HOH S 17 977 977 HOH HOH . X 6 HOH S 18 982 982 HOH HOH . X 6 HOH S 19 986 986 HOH HOH . X 6 HOH S 20 990 990 HOH HOH . X 6 HOH S 21 991 991 HOH HOH . X 6 HOH S 22 995 995 HOH HOH . X 6 HOH S 23 998 998 HOH HOH . X 6 HOH S 24 1003 1003 HOH HOH . X 6 HOH S 25 1007 1007 HOH HOH . X 6 HOH S 26 1027 1027 HOH HOH . X 6 HOH S 27 1029 1029 HOH HOH . X 6 HOH S 28 1030 1030 HOH HOH . X 6 HOH S 29 1032 1032 HOH HOH . X 6 HOH S 30 1040 1040 HOH HOH . X 6 HOH S 31 1044 1044 HOH HOH . X 6 HOH S 32 1049 1049 HOH HOH . X 6 HOH S 33 1055 1055 HOH HOH . X 6 HOH S 34 1057 1057 HOH HOH . X 6 HOH S 35 1059 1059 HOH HOH . X 6 HOH S 36 1063 1063 HOH HOH . X 6 HOH S 37 1064 1064 HOH HOH . X 6 HOH S 38 1072 1072 HOH HOH . X 6 HOH S 39 1074 1074 HOH HOH . X 6 HOH S 40 1075 1075 HOH HOH . X 6 HOH S 41 1081 1081 HOH HOH . X 6 HOH S 42 1082 1082 HOH HOH . X 6 HOH S 43 1086 1086 HOH HOH . X 6 HOH S 44 1088 1088 HOH HOH . # _atom_site.group_PDB HETATM _atom_site.id 1 _atom_site.type_symbol MN _atom_site.label_atom_id MN _atom_site.label_comp_id MN _atom_site.label_seq_id . _atom_site.label_alt_id . _atom_site.pdbx_PDB_ins_code . _atom_site.label_asym_id F _atom_site.label_entity_id 3 _atom_site.Cartn_x 28.647 _atom_site.Cartn_y 21.367 _atom_site.Cartn_z 79.425 _atom_site.occupancy 1 _atom_site.B_iso_or_equiv 17.57 _atom_site.pdbx_formal_charge ? _atom_site.auth_atom_id MN _atom_site.auth_comp_id MN _atom_site.auth_seq_id 239 _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 7 _model_server_stats.create_model_time_ms 13 _model_server_stats.query_time_ms 257 _model_server_stats.encode_time_ms 4 _model_server_stats.element_count 1 #