data_203
# 
_chem_comp.id                                    203 
_chem_comp.name                                  "1,5-DIHYDROIMIDAZO[4,5-C][1,2,6]THIADIAZIN-4(3H)-ONE 2,2-DIOXIDE" 
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C4 H4 N4 O3 S" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2005-10-07 
_chem_comp.pdbx_modified_date                    2011-06-04 
_chem_comp.pdbx_ambiguous_flag                   N 
_chem_comp.pdbx_release_status                   REL 
_chem_comp.pdbx_replaced_by                      ? 
_chem_comp.pdbx_replaces                         ? 
_chem_comp.formula_weight                        188.165 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     203 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   N 
_chem_comp.pdbx_ideal_coordinates_details        ? 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        2B0W 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  RCSB 
# 
loop_
_chem_comp_atom.comp_id 
_chem_comp_atom.atom_id 
_chem_comp_atom.alt_atom_id 
_chem_comp_atom.type_symbol 
_chem_comp_atom.charge 
_chem_comp_atom.pdbx_align 
_chem_comp_atom.pdbx_aromatic_flag 
_chem_comp_atom.pdbx_leaving_atom_flag 
_chem_comp_atom.pdbx_stereo_config 
_chem_comp_atom.model_Cartn_x 
_chem_comp_atom.model_Cartn_y 
_chem_comp_atom.model_Cartn_z 
_chem_comp_atom.pdbx_model_Cartn_x_ideal 
_chem_comp_atom.pdbx_model_Cartn_y_ideal 
_chem_comp_atom.pdbx_model_Cartn_z_ideal 
_chem_comp_atom.pdbx_component_atom_id 
_chem_comp_atom.pdbx_component_comp_id 
_chem_comp_atom.pdbx_ordinal 
203 O19 O19 O 0 1 N N N 177.335 3.095  23.912 -0.731 -2.613 -0.107 O19 203 1  
203 C18 C18 C 0 1 N N N 176.777 2.327  24.695 -0.306 -1.472 -0.092 C18 203 2  
203 N17 N17 N 0 1 N N N 176.237 2.709  25.863 1.025  -1.253 -0.119 N17 203 3  
203 C13 C13 C 0 1 Y N N 176.687 0.842  24.323 -1.209 -0.389 -0.052 C13 203 4  
203 C14 C14 C 0 1 Y N N 176.083 -0.107 25.128 -0.853 0.945  -0.229 C14 203 5  
203 N15 N15 N 0 1 N N N 175.485 0.128  26.354 0.467  1.327  -0.475 N15 203 6  
203 S16 S16 S 0 1 N N N 175.458 1.635  26.957 1.635  0.276  0.085  S16 203 7  
203 O20 O20 O 0 1 N N N 175.908 1.727  28.443 1.705  0.484  1.489  O20 203 8  
203 O21 O21 O 0 1 N N N 173.908 2.095  27.144 2.726  0.384  -0.820 O21 203 9  
203 N10 N10 N 0 1 Y N N 176.164 -1.303 24.534 -1.953 1.678  -0.123 N10 203 10 
203 C11 C11 C 0 1 Y N N 176.822 -0.977 23.399 -2.981 0.896  0.106  C11 203 11 
203 N12 N12 N 0 1 Y N N 177.219 0.348  23.130 -2.574 -0.389 0.158  N12 203 12 
203 H17 H17 H 0 1 N N N 176.291 3.676  26.112 1.631  -1.998 -0.259 H17 203 13 
203 H15 H15 H 0 1 N N N 174.530 -0.151 26.257 0.689  2.148  -0.940 H15 203 14 
203 H11 H11 H 0 1 N N N 177.049 -1.751 22.681 -4.000 1.231  0.234  H11 203 15 
203 H12 H12 H 0 1 N N N 177.703 0.776  22.367 -3.135 -1.166 0.311  H12 203 16 
# 
loop_
_chem_comp_bond.comp_id 
_chem_comp_bond.atom_id_1 
_chem_comp_bond.atom_id_2 
_chem_comp_bond.value_order 
_chem_comp_bond.pdbx_aromatic_flag 
_chem_comp_bond.pdbx_stereo_config 
_chem_comp_bond.pdbx_ordinal 
203 O19 C18 DOUB N N 1  
203 C18 N17 SING N N 2  
203 C18 C13 SING N N 3  
203 N17 S16 SING N N 4  
203 N17 H17 SING N N 5  
203 C13 C14 DOUB Y N 6  
203 C13 N12 SING Y N 7  
203 C14 N15 SING N N 8  
203 C14 N10 SING Y N 9  
203 N15 S16 SING N N 10 
203 N15 H15 SING N N 11 
203 S16 O20 DOUB N N 12 
203 S16 O21 DOUB N N 13 
203 N10 C11 DOUB Y N 14 
203 C11 N12 SING Y N 15 
203 C11 H11 SING N N 16 
203 N12 H12 SING N N 17 
# 
loop_
_pdbx_chem_comp_descriptor.comp_id 
_pdbx_chem_comp_descriptor.type 
_pdbx_chem_comp_descriptor.program 
_pdbx_chem_comp_descriptor.program_version 
_pdbx_chem_comp_descriptor.descriptor 
203 SMILES           ACDLabs              10.04 "O=C2c1c(ncn1)NS(=O)(=O)N2"                                               
203 SMILES_CANONICAL CACTVS               3.341 "O=C1N[S](=O)(=O)Nc2nc[nH]c12"                                            
203 SMILES           CACTVS               3.341 "O=C1N[S](=O)(=O)Nc2nc[nH]c12"                                            
203 SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "c1[nH]c2c(n1)NS(=O)(=O)NC2=O"                                            
203 SMILES           "OpenEye OEToolkits" 1.5.0 "c1[nH]c2c(n1)NS(=O)(=O)NC2=O"                                            
203 InChI            InChI                1.03  "InChI=1S/C4H4N4O3S/c9-4-2-3(6-1-5-2)7-12(10,11)8-4/h1,7H,(H,5,6)(H,8,9)" 
203 InChIKey         InChI                1.03  BSAXWMSAVVOOHO-UHFFFAOYSA-N                                               
# 
loop_
_pdbx_chem_comp_identifier.comp_id 
_pdbx_chem_comp_identifier.type 
_pdbx_chem_comp_identifier.program 
_pdbx_chem_comp_identifier.program_version 
_pdbx_chem_comp_identifier.identifier 
203 "SYSTEMATIC NAME" ACDLabs              10.04 "1,5-dihydroimidazo[4,5-c][1,2,6]thiadiazin-4(3H)-one 2,2-dioxide" 
203 "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "2,2-dioxo-1,5-dihydroimidazo[5,4-d][1,2,6]thiadiazin-4-one"       
# 
loop_
_pdbx_chem_comp_audit.comp_id 
_pdbx_chem_comp_audit.action_type 
_pdbx_chem_comp_audit.date 
_pdbx_chem_comp_audit.processing_site 
203 "Create component"  2005-10-07 RCSB 
203 "Modify descriptor" 2011-06-04 RCSB 
# 
