data_20B
#

_chem_comp.id                                   20B
_chem_comp.name                                 "2-(3-hydroxyphenyl)-4H-chromen-4-one"
_chem_comp.type                                 NON-POLYMER
_chem_comp.pdbx_type                            HETAIN
_chem_comp.formula                              "C15 H10 O3"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "3'-hydroxyflavone"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2012-10-19
_chem_comp.pdbx_modified_date                   2020-06-17
_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                       238.238
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    20B
_chem_comp.pdbx_model_coordinates_details       ?
_chem_comp.pdbx_model_coordinates_missing_flag  N
_chem_comp.pdbx_ideal_coordinates_details       Corina
_chem_comp.pdbx_ideal_coordinates_missing_flag  N
_chem_comp.pdbx_model_coordinates_db_code       4HLG
_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
20B  CAM  CAM  C  0  1  Y  N  N   7.984  -6.677  19.580  -2.389   0.875   0.011  CAM  20B   1  
20B  CAL  CAL  C  0  1  Y  N  N   7.797  -6.513  20.964  -3.773   0.901   0.013  CAL  20B   2  
20B  OAR  OAR  O  0  1  N  N  N   6.643  -6.924  21.577  -4.430   2.091   0.015  OAR  20B   3  
20B  CAP  CAP  C  0  1  Y  N  N   8.786  -5.891  21.736  -4.491  -0.287   0.013  CAP  20B   4  
20B  CAO  CAO  C  0  1  Y  N  N   9.957  -5.459  21.112  -3.829  -1.502   0.011  CAO  20B   5  
20B  CAN  CAN  C  0  1  Y  N  N  10.135  -5.623  19.735  -2.450  -1.540   0.009  CAN  20B   6  
20B  CAK  CAK  C  0  1  Y  N  N   9.153  -6.235  18.941  -1.719  -0.350   0.003  CAK  20B   7  
20B  CAI  CAI  C  0  1  N  N  N   9.367  -6.353  17.540  -0.243  -0.387   0.000  CAI  20B   8  
20B  OAJ  OAJ  O  0  1  N  N  N  10.393  -5.553  17.061   0.431   0.774   0.006  OAJ  20B   9  
20B  CAF  CAF  C  0  1  Y  N  N  10.633  -5.455  15.720   1.780   0.825   0.004  CAF  20B  10  
20B  CAA  CAA  C  0  1  Y  N  N  11.605  -4.562  15.268   2.447   2.044   0.011  CAA  20B  11  
20B  CAB  CAB  C  0  1  Y  N  N  11.824  -4.420  13.907   3.825   2.073   0.009  CAB  20B  12  
20B  CAC  CAC  C  0  1  Y  N  N  11.072  -5.170  13.006   4.559   0.896   0.001  CAC  20B  13  
20B  CAD  CAD  C  0  1  Y  N  N  10.097  -6.064  13.469   3.916  -0.323  -0.005  CAD  20B  14  
20B  CAE  CAE  C  0  1  Y  N  N   9.889  -6.248  14.839   2.523  -0.366  -0.004  CAE  20B  15  
20B  CAG  CAG  C  0  1  N  N  N   8.892  -7.148  15.299   1.794  -1.650  -0.011  CAG  20B  16  
20B  OAQ  OAQ  O  0  1  N  N  N   8.291  -7.913  14.513   2.388  -2.716  -0.018  OAQ  20B  17  
20B  CAH  CAH  C  0  1  N  N  N   8.596  -7.147  16.665   0.381  -1.595  -0.002  CAH  20B  18  
20B  H1   H1   H  0  1  N  N  N   7.211  -7.154  18.996  -1.830   1.798   0.012  H1   20B  19  
20B  H2   H2   H  0  1  N  N  N   6.693  -6.735  22.507  -4.621   2.436  -0.868  H2   20B  20  
20B  H3   H3   H  0  1  N  N  N   8.645  -5.748  22.797  -5.571  -0.264   0.015  H3   20B  21  
20B  H4   H4   H  0  1  N  N  N  10.734  -4.993  21.699  -4.393  -2.422   0.010  H4   20B  22  
20B  H5   H5   H  0  1  N  N  N  11.046  -5.272  19.273  -1.936  -2.490   0.007  H5   20B  23  
20B  H6   H6   H  0  1  N  N  N  12.183  -3.985  15.974   1.886   2.967   0.016  H6   20B  24  
20B  H7   H7   H  0  1  N  N  N  12.574  -3.731  13.547   4.339   3.023   0.014  H7   20B  25  
20B  H8   H8   H  0  1  N  N  N  11.241  -5.062  11.945   5.638   0.935  -0.001  H8   20B  26  
20B  H9   H9   H  0  1  N  N  N   9.500  -6.617  12.759   4.488  -1.239  -0.012  H9   20B  27  
20B  H10  H10  H  0  1  N  N  N   7.785  -7.749  17.047  -0.199  -2.507  -0.007  H10  20B  28  
#   #
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
20B  CAC  CAD  DOUB  Y  N   1  
20B  CAC  CAB  SING  Y  N   2  
20B  CAD  CAE  SING  Y  N   3  
20B  CAB  CAA  DOUB  Y  N   4  
20B  OAQ  CAG  DOUB  N  N   5  
20B  CAE  CAG  SING  N  N   6  
20B  CAE  CAF  DOUB  Y  N   7  
20B  CAA  CAF  SING  Y  N   8  
20B  CAG  CAH  SING  N  N   9  
20B  CAF  OAJ  SING  N  N  10  
20B  CAH  CAI  DOUB  N  N  11  
20B  OAJ  CAI  SING  N  N  12  
20B  CAI  CAK  SING  N  N  13  
20B  CAK  CAM  DOUB  Y  N  14  
20B  CAK  CAN  SING  Y  N  15  
20B  CAM  CAL  SING  Y  N  16  
20B  CAN  CAO  DOUB  Y  N  17  
20B  CAL  OAR  SING  N  N  18  
20B  CAL  CAP  DOUB  Y  N  19  
20B  CAO  CAP  SING  Y  N  20  
20B  CAM  H1   SING  N  N  21  
20B  OAR  H2   SING  N  N  22  
20B  CAP  H3   SING  N  N  23  
20B  CAO  H4   SING  N  N  24  
20B  CAN  H5   SING  N  N  25  
20B  CAA  H6   SING  N  N  26  
20B  CAB  H7   SING  N  N  27  
20B  CAC  H8   SING  N  N  28  
20B  CAD  H9   SING  N  N  29  
20B  CAH  H10  SING  N  N  30  
#   #
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
20B  SMILES            ACDLabs               12.01  "O=C1c3c(OC(=C1)c2cccc(O)c2)cccc3"  
20B  InChI             InChI                 1.03   "InChI=1S/C15H10O3/c16-11-5-3-4-10(8-11)15-9-13(17)12-6-1-2-7-14(12)18-15/h1-9,16H"  
20B  InChIKey          InChI                 1.03   ISZWRZGKEWQACU-UHFFFAOYSA-N  
20B  SMILES_CANONICAL  CACTVS                3.370  "Oc1cccc(c1)C2=CC(=O)c3ccccc3O2"  
20B  SMILES            CACTVS                3.370  "Oc1cccc(c1)C2=CC(=O)c3ccccc3O2"  
20B  SMILES_CANONICAL  "OpenEye OEToolkits"  1.7.6  "c1ccc2c(c1)C(=O)C=C(O2)c3cccc(c3)O"  
20B  SMILES            "OpenEye OEToolkits"  1.7.6  "c1ccc2c(c1)C(=O)C=C(O2)c3cccc(c3)O"  
#   #
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
20B  "SYSTEMATIC NAME"  ACDLabs               12.01  "2-(3-hydroxyphenyl)-4H-chromen-4-one"  
20B  "SYSTEMATIC NAME"  "OpenEye OEToolkits"  1.7.6  "2-(3-hydroxyphenyl)chromen-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
20B  "Create component"  2012-10-19  RCSB  
20B  "Modify synonyms"   2012-10-24  RCSB  
20B  "Initial release"   2012-10-26  RCSB  
20B  "Modify synonyms"   2020-06-05  PDBE  
#
_pdbx_chem_comp_synonyms.ordinal     1
_pdbx_chem_comp_synonyms.comp_id     20B
_pdbx_chem_comp_synonyms.name        "3'-hydroxyflavone"
_pdbx_chem_comp_synonyms.provenance  ?
_pdbx_chem_comp_synonyms.type        ?
##
