data_GUN
# 
_chem_comp.id                                    GUN 
_chem_comp.name                                  GUANINE 
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C5 H5 N5 O" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_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                        151.126 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     GUN 
_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        1A95 
_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 
GUN N9   N9   N 0 1 Y N N 21.941 136.531 25.878 1.510  -0.000 -1.787 N9   GUN 1  
GUN C8   C8   C 0 1 Y N N 21.044 137.546 26.063 0.519  -0.000 -2.725 C8   GUN 2  
GUN N7   N7   N 0 1 Y N N 20.498 137.541 27.246 -0.642 0.000  -2.139 N7   GUN 3  
GUN C5   C5   C 0 1 Y N N 21.069 136.467 27.904 -0.466 0.000  -0.795 C5   GUN 4  
GUN C6   C6   C 0 1 N N N 20.916 136.038 29.251 -1.345 0.001  0.313  C6   GUN 5  
GUN O6   O6   O 0 1 N N N 20.209 136.514 30.139 -2.554 0.001  0.152  O6   GUN 6  
GUN N1   N1   N 0 1 N N N 21.729 134.946 29.500 -0.812 -0.004 1.554  N1   GUN 7  
GUN C2   C2   C 0 1 N N N 22.595 134.365 28.587 0.540  0.000  1.723  C2   GUN 8  
GUN N2   N2   N 0 1 N N N 23.344 133.355 29.014 1.053  0.001  2.996  N2   GUN 9  
GUN N3   N3   N 0 1 N N N 22.735 134.775 27.329 1.367  0.000  0.701  N3   GUN 10 
GUN C4   C4   C 0 1 Y N N 21.949 135.833 27.063 0.912  0.000  -0.556 C4   GUN 11 
GUN HN9  HN9  H 0 1 N N N 22.486 136.336 25.038 2.464  -0.001 -1.961 HN9  GUN 12 
GUN H8   H8   H 0 1 N N N 20.780 138.311 25.313 0.675  -0.000 -3.794 H8   GUN 13 
GUN HN1  HN1  H 0 1 N N N 21.686 134.535 30.432 -1.395 -0.004 2.330  HN1  GUN 14 
GUN HN21 1HN2 H 0 0 N N N 23.981 132.927 28.342 2.013  0.000  3.131  HN21 GUN 15 
GUN HN22 2HN2 H 0 0 N N N 22.743 132.635 29.415 0.455  0.005  3.759  HN22 GUN 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 
GUN N9 C8   SING Y N 1  
GUN N9 C4   SING Y N 2  
GUN N9 HN9  SING N N 3  
GUN C8 N7   DOUB Y N 4  
GUN C8 H8   SING N N 5  
GUN N7 C5   SING Y N 6  
GUN C5 C6   SING N N 7  
GUN C5 C4   DOUB Y N 8  
GUN C6 O6   DOUB N N 9  
GUN C6 N1   SING N N 10 
GUN N1 C2   SING N N 11 
GUN N1 HN1  SING N N 12 
GUN C2 N2   SING N N 13 
GUN C2 N3   DOUB N N 14 
GUN N2 HN21 SING N N 15 
GUN N2 HN22 SING N N 16 
GUN N3 C4   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 
GUN SMILES           ACDLabs              10.04 "O=C1c2ncnc2N=C(N1)N"                                                  
GUN SMILES_CANONICAL CACTVS               3.341 "NC1=Nc2[nH]cnc2C(=O)N1"                                               
GUN SMILES           CACTVS               3.341 "NC1=Nc2[nH]cnc2C(=O)N1"                                               
GUN SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "c1[nH]c2c(n1)C(=O)NC(=N2)N"                                           
GUN SMILES           "OpenEye OEToolkits" 1.5.0 "c1[nH]c2c(n1)C(=O)NC(=N2)N"                                           
GUN InChI            InChI                1.03  "InChI=1S/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11)" 
GUN InChIKey         InChI                1.03  UYTPUPDQBNUYGX-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 
GUN "SYSTEMATIC NAME" ACDLabs              10.04 2-amino-1,9-dihydro-6H-purin-6-one 
GUN "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 2-amino-1,9-dihydropurin-6-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 
GUN "Create component"  1999-07-08 RCSB 
GUN "Modify descriptor" 2011-06-04 RCSB 
# 
