data_H4B # _chem_comp.id H4B _chem_comp.name 5,6,7,8-TETRAHYDROBIOPTERIN _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C9 H15 N5 O3" _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 BH4 _chem_comp.formula_weight 241.247 _chem_comp.one_letter_code ? _chem_comp.three_letter_code H4B _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 1NSE _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 H4B N1 N1 N 0 1 Y N N 2.539 6.932 56.301 -1.207 0.564 -2.216 N1 H4B 1 H4B C2 C2 C 0 1 Y N N 1.986 7.046 57.527 -0.213 0.636 -3.075 C2 H4B 2 H4B N2 N2 N 0 1 N N N 2.205 8.118 58.262 -0.406 1.285 -4.269 N2 H4B 3 H4B N3 N3 N 0 1 Y N N 1.248 6.036 58.025 1.000 0.082 -2.809 N3 H4B 4 H4B C4 C4 C 0 1 Y N N 1.009 4.850 57.299 1.211 -0.562 -1.641 C4 H4B 5 H4B O4 O4 O 0 1 N N N 0.315 3.974 57.795 2.297 -1.064 -1.392 O4 H4B 6 H4B C4A C4A C 0 1 Y N N 1.633 4.784 56.047 0.158 -0.642 -0.723 C4A H4B 7 H4B C8A C8A C 0 1 Y N N 2.354 5.824 55.514 -1.059 -0.059 -1.041 C8A H4B 8 H4B N5 N5 N 0 1 N N N 1.442 3.558 55.295 0.326 -1.306 0.512 N5 H4B 9 H4B N8 N8 N 0 1 N N N 2.995 5.754 54.355 -2.112 -0.125 -0.142 N8 H4B 10 H4B C6 C6 C 0 1 N N R 2.531 3.325 54.286 -0.662 -1.066 1.575 C6 H4B 11 H4B C7 C7 C 0 1 N N N 2.836 4.587 53.500 -2.061 -1.113 0.944 C7 H4B 12 H4B C9 C9 C 0 1 N N R 2.055 2.165 53.397 -0.423 0.308 2.202 C9 H4B 13 H4B O9 O9 O 0 1 N N N 0.823 2.458 52.747 -1.396 0.542 3.223 O9 H4B 14 H4B C10 C10 C 0 1 N N S 3.086 1.829 52.333 0.978 0.353 2.814 C10 H4B 15 H4B C11 C11 C 0 1 N N N 2.795 0.528 51.682 1.217 1.728 3.441 C11 H4B 16 H4B O10 O10 O 0 1 N N N 4.342 1.848 53.010 1.951 0.119 1.793 O10 H4B 17 H4B HN21 1HN2 H 0 0 N N N 1.787 8.204 59.188 -1.267 1.683 -4.471 HN21 H4B 18 H4B HN22 2HN2 H 0 0 N N N 1.944 8.939 57.715 0.318 1.345 -4.911 HN22 H4B 19 H4B HN3 HN3 H 0 1 N N N 0.866 6.170 58.961 1.717 0.151 -3.460 HN3 H4B 20 H4B HN5 HN5 H 0 1 N N N 0.522 3.537 54.853 1.074 -1.907 0.655 HN5 H4B 21 H4B HN8 HN8 H 0 1 N N N 3.990 5.891 54.529 -2.872 0.471 -0.229 HN8 H4B 22 H4B H6 H6 H 0 1 N N N 3.495 3.056 54.777 -0.576 -1.839 2.339 H6 H4B 23 H4B H71 1H7 H 0 1 N N N 2.063 4.767 52.716 -2.251 -2.109 0.545 H71 H4B 24 H4B H72 2H7 H 0 1 N N N 3.727 4.445 52.845 -2.811 -0.870 1.697 H72 H4B 25 H4B H9 H9 H 0 1 N N N 1.910 1.294 54.078 -0.509 1.077 1.435 H9 H4B 26 H4B HO9 HO9 H 0 1 N N N 0.528 1.741 52.197 -1.285 -0.158 3.880 HO9 H4B 27 H4B H10 H10 H 0 1 N N N 3.079 2.562 51.493 1.065 -0.415 3.581 H10 H4B 28 H4B H111 1H11 H 0 0 N N N 3.551 0.281 50.901 2.216 1.760 3.876 H111 H4B 29 H4B H112 2H11 H 0 0 N N N 2.702 -0.291 52.432 1.130 2.497 2.673 H112 H4B 30 H4B H113 3H11 H 0 0 N N N 1.759 0.502 51.268 0.475 1.906 4.219 H113 H4B 31 H4B HO0 HO0 H 0 1 N N N 4.986 1.637 52.344 1.840 0.820 1.136 HO0 H4B 32 # 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 H4B N1 C2 DOUB Y N 1 H4B N1 C8A SING Y N 2 H4B C2 N2 SING N N 3 H4B C2 N3 SING Y N 4 H4B N2 HN21 SING N N 5 H4B N2 HN22 SING N N 6 H4B N3 C4 SING Y N 7 H4B N3 HN3 SING N N 8 H4B C4 O4 DOUB N N 9 H4B C4 C4A SING Y N 10 H4B C4A C8A DOUB Y N 11 H4B C4A N5 SING N N 12 H4B C8A N8 SING N N 13 H4B N5 C6 SING N N 14 H4B N5 HN5 SING N N 15 H4B N8 C7 SING N N 16 H4B N8 HN8 SING N N 17 H4B C6 C7 SING N N 18 H4B C6 C9 SING N N 19 H4B C6 H6 SING N N 20 H4B C7 H71 SING N N 21 H4B C7 H72 SING N N 22 H4B C9 O9 SING N N 23 H4B C9 C10 SING N N 24 H4B C9 H9 SING N N 25 H4B O9 HO9 SING N N 26 H4B C10 C11 SING N N 27 H4B C10 O10 SING N N 28 H4B C10 H10 SING N N 29 H4B C11 H111 SING N N 30 H4B C11 H112 SING N N 31 H4B C11 H113 SING N N 32 H4B O10 HO0 SING N N 33 # 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 H4B SMILES ACDLabs 10.04 "O=C1C=2NC(CNC=2N=C(N1)N)C(O)C(O)C" H4B SMILES_CANONICAL CACTVS 3.341 "C[C@H](O)[C@H](O)[C@H]1CNC2=C(N1)C(=O)NC(=N2)N" H4B SMILES CACTVS 3.341 "C[CH](O)[CH](O)[CH]1CNC2=C(N1)C(=O)NC(=N2)N" H4B SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C[C@@H]([C@@H]([C@H]1CNC2=C(N1)C(=O)NC(=N2)N)O)O" H4B SMILES "OpenEye OEToolkits" 1.5.0 "CC(C(C1CNC2=C(N1)C(=O)NC(=N2)N)O)O" H4B InChI InChI 1.03 "InChI=1S/C9H15N5O3/c1-3(15)6(16)4-2-11-7-5(12-4)8(17)14-9(10)13-7/h3-4,6,12,15-16H,2H2,1H3,(H4,10,11,13,14,17)/t3-,4+,6-/m0/s1" H4B InChIKey InChI 1.03 FNKQXYHWGSIFBK-RPDRRWSUSA-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 H4B "SYSTEMATIC NAME" ACDLabs 10.04 "(6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydropteridin-4(3H)-one" H4B "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-3H-pteridin-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 H4B "Create component" 1999-07-08 RCSB H4B "Modify descriptor" 2011-06-04 RCSB #