data_HEB # _chem_comp.id HEB _chem_comp.name "HEME B/C" _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C34 H34 Fe N4 O4" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms "HYBRID BETWEEN B AND C TYPE HEMES (PROTOPORPHYRIN IX CONTAINING FE)" _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _chem_comp.pdbx_modified_date 2024-09-27 _chem_comp.pdbx_ambiguous_flag Y _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 618.503 _chem_comp.one_letter_code ? _chem_comp.three_letter_code HEB _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 Y _chem_comp.pdbx_model_coordinates_db_code 1QQ3 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm Y # 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.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _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 HEB FE FE FE 0 0 N N N N N N -6.471 7.011 2.161 ? ? ? FE HEB 1 HEB CHA CHA C 0 1 N N N N N N -9.567 7.713 3.487 ? ? ? CHA HEB 2 HEB CHB CHB C 0 1 N N N N N N -5.834 4.834 4.767 ? ? ? CHB HEB 3 HEB CHC CHC C 0 1 N N N N N N -3.429 6.418 0.822 ? ? ? CHC HEB 4 HEB CHD CHD C 0 1 N N N N N N -7.214 9.142 -0.576 ? ? ? CHD HEB 5 HEB NA "N A" N 0 1 N N R N N N -7.504 6.410 3.848 ? ? ? NA HEB 6 HEB C1A C1A C 0 1 N N N N N N -8.732 6.861 4.191 ? ? ? C1A HEB 7 HEB C2A C2A C 0 1 N N N N N N -9.087 6.256 5.449 ? ? ? C2A HEB 8 HEB C3A C3A C 0 1 N N N N N N -8.074 5.380 5.782 ? ? ? C3A HEB 9 HEB C4A C4A C 0 1 N N N N N N -7.053 5.510 4.768 ? ? ? C4A HEB 10 HEB CMA CMA C 0 1 N N N N N N -8.051 4.405 6.934 ? ? ? CMA HEB 11 HEB CAA CAA C 0 1 N N N N N N -10.322 6.609 6.244 ? ? ? CAA HEB 12 HEB CBA CBA C 0 1 N N N N N N -11.667 6.389 5.527 ? ? ? CBA HEB 13 HEB CGA CGA C 0 1 N N N N N N -12.506 7.661 5.532 ? ? ? CGA HEB 14 HEB O1A O1A O 0 1 N N N N N N -12.517 8.341 6.581 ? ? ? O1A HEB 15 HEB O2A O2A O 0 1 N N N N N N -13.081 7.951 4.466 ? ? ? O2A HEB 16 HEB NB "N B" N 0 1 N N N N N N -4.893 5.907 2.731 ? ? ? NB HEB 17 HEB C1B C1B C 0 1 N N N N N N -4.846 5.067 3.807 ? ? ? C1B HEB 18 HEB C2B C2B C 0 1 N N N N N N -3.564 4.408 3.778 ? ? ? C2B HEB 19 HEB C3B C3B C 0 1 N N N N N N -2.878 4.903 2.689 ? ? ? C3B HEB 20 HEB C4B C4B C 0 1 N N N N N N -3.759 5.804 2.010 ? ? ? C4B HEB 21 HEB CMB CMB C 0 1 N N N N N N -3.115 3.339 4.739 ? ? ? CMB HEB 22 HEB CAB CAB C 0 1 N N N N N N -1.460 4.635 2.259 ? ? ? CAB HEB 23 HEB CBB CBB C 0 1 N N N N N N -1.261 3.283 1.606 ? ? ? CBB HEB 24 HEB NC "N C" N 0 1 Y N N N N N -5.508 7.652 0.444 ? ? ? NC HEB 25 HEB C1C C1C C 0 1 Y N N N N N -4.244 7.279 0.147 ? ? ? C1C HEB 26 HEB C2C C2C C 0 1 Y N N N N N -3.816 7.940 -1.047 ? ? ? C2C HEB 27 HEB C3C C3C C 0 1 Y N N N N N -4.875 8.720 -1.440 ? ? ? C3C HEB 28 HEB C4C C4C C 0 1 Y N N N N N -5.963 8.532 -0.507 ? ? ? C4C HEB 29 HEB CMC CMC C 0 1 N N N N N N -2.465 7.744 -1.682 ? ? ? CMC HEB 30 HEB CAC CAC C 0 1 N N N N N N -4.868 9.678 -2.609 ? ? ? CAC HEB 31 HEB CBC CBC C 0 1 N N N N N N -4.904 9.203 -3.871 ? ? ? CBC HEB 32 HEB ND "N D" N 0 1 N N N N N N -8.114 8.165 1.538 ? ? ? ND HEB 33 HEB C1D C1D C 0 1 N N N N N N -8.201 8.921 0.393 ? ? ? C1D HEB 34 HEB C2D C2D C 0 1 N N N N N N -9.534 9.483 0.362 ? ? ? C2D HEB 35 HEB C3D C3D C 0 1 N N N N N N -10.179 9.090 1.512 ? ? ? C3D HEB 36 HEB C4D C4D C 0 1 N N N N N N -9.267 8.259 2.249 ? ? ? C4D HEB 37 HEB CMD CMD C 0 1 N N N N N N -10.121 10.366 -0.705 ? ? ? CMD HEB 38 HEB CAD CAD C 0 1 N N N N N N -11.573 9.487 1.948 ? ? ? CAD HEB 39 HEB CBD CBD C 0 1 N N N N N N -12.657 8.578 1.374 ? ? ? CBD HEB 40 HEB CGD CGD C 0 1 N N N N N N -14.054 9.166 1.513 ? ? ? CGD HEB 41 HEB O1D O1D O 0 1 N N N N N N -14.143 10.365 1.858 ? ? ? O1D HEB 42 HEB O2D O2D O 0 1 N N N N N N -15.007 8.429 1.185 ? ? ? O2D HEB 43 HEB HHA HHA H 0 1 N N N N N N -10.517 7.969 3.933 ? ? ? HHA HEB 44 HEB HHB HHB H 0 1 N N N N N N -5.646 4.102 5.538 ? ? ? HHB HEB 45 HEB HHC HHC H 0 1 N N N N N N -2.460 6.203 0.396 ? ? ? HHC HEB 46 HEB HHD HHD H 0 1 N N N N N N -7.429 9.805 -1.401 ? ? ? HHD HEB 47 HEB HMA1 HMA1 H 0 0 N N N N N N -7.101 3.850 6.927 ? ? ? HMA1 HEB 48 HEB HMA2 HMA2 H 0 0 N N N N N N -8.147 4.955 7.882 ? ? ? HMA2 HEB 49 HEB HMA3 HMA3 H 0 0 N N N N N N -8.889 3.699 6.833 ? ? ? HMA3 HEB 50 HEB HAA1 HAA1 H 0 0 N N N N N N -10.322 5.996 7.157 ? ? ? HAA1 HEB 51 HEB HAA2 HAA2 H 0 0 N N N N N N -10.255 7.673 6.517 ? ? ? HAA2 HEB 52 HEB HBA1 HBA1 H 0 0 N N N N N N -11.474 6.090 4.486 ? ? ? HBA1 HEB 53 HEB HBA2 HBA2 H 0 0 N N N N N N -12.222 5.591 6.041 ? ? ? HBA2 HEB 54 HEB H2A H2A H 0 1 N N N N N N -13.537 8.778 4.567 ? ? ? H2A HEB 55 HEB HMB1 HMB1 H 0 0 N N N N N N -2.095 3.018 4.481 ? ? ? HMB1 HEB 56 HEB HMB2 HMB2 H 0 0 N N N N N N -3.125 3.740 5.763 ? ? ? HMB2 HEB 57 HEB HMB3 HMB3 H 0 0 N N N N N N -3.797 2.479 4.675 ? ? ? HMB3 HEB 58 HEB HAB HAB H 0 1 N N N N N N -1.163 5.413 1.541 ? ? ? HAB HEB 59 HEB HAB2 HAB2 H 0 0 N N N N N N -0.813 4.689 3.147 ? ? ? HAB2 HEB 60 HEB HBB1 HBB1 H 0 0 N N N N N N -0.205 3.164 1.322 ? ? ? HBB1 HEB 61 HEB HBB2 HBB2 H 0 0 N N N N N N -1.542 2.489 2.314 ? ? ? HBB2 HEB 62 HEB HBB3 HBB3 H 0 0 N N N N N N -1.892 3.213 0.708 ? ? ? HBB3 HEB 63 HEB HMC1 HMC1 H 0 0 N N N N N N -2.514 6.912 -2.399 ? ? ? HMC1 HEB 64 HEB HMC2 HMC2 H 0 0 N N N N N N -2.170 8.664 -2.208 ? ? ? HMC2 HEB 65 HEB HMC3 HMC3 H 0 0 N N N N N N -1.724 7.513 -0.903 ? ? ? HMC3 HEB 66 HEB HAC HAC H 0 1 N N N N N N -4.834 10.743 -2.434 ? ? ? HAC HEB 67 HEB HBC1 HBC1 H 0 0 N N N N N N -4.899 9.888 -4.706 ? ? ? HBC1 HEB 68 HEB HBC2 HBC2 H 0 0 N N N N N N -4.938 8.138 -4.046 ? ? ? HBC2 HEB 69 HEB HMD1 HMD1 H 0 0 N N N N N N -11.156 10.627 -0.438 ? ? ? HMD1 HEB 70 HEB HMD2 HMD2 H 0 0 N N N N N N -9.522 11.285 -0.791 ? ? ? HMD2 HEB 71 HEB HMD3 HMD3 H 0 0 N N N N N N -10.114 9.833 -1.667 ? ? ? HMD3 HEB 72 HEB HAD1 HAD1 H 0 0 N N N N N N -11.623 9.443 3.046 ? ? ? HAD1 HEB 73 HEB HAD2 HAD2 H 0 0 N N N N N N -11.765 10.517 1.613 ? ? ? HAD2 HEB 74 HEB HBD1 HBD1 H 0 0 N N N N N N -12.449 8.414 0.306 ? ? ? HBD1 HEB 75 HEB HBD2 HBD2 H 0 0 N N N N N N -12.626 7.615 1.905 ? ? ? HBD2 HEB 76 HEB H2D H2D H 0 1 N N N N N N -15.819 8.919 1.237 ? ? ? H2D HEB 77 # 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 HEB FE NA SING N N 1 HEB FE NB SING N N 2 HEB FE NC SING N N 3 HEB FE ND SING N N 4 HEB CHA C1A DOUB N N 5 HEB CHA C4D SING N N 6 HEB CHA HHA SING N N 7 HEB CHB C4A DOUB N N 8 HEB CHB C1B SING N N 9 HEB CHB HHB SING N N 10 HEB CHC C4B DOUB N N 11 HEB CHC C1C SING N N 12 HEB CHC HHC SING N N 13 HEB CHD C4C SING N N 14 HEB CHD C1D DOUB N N 15 HEB CHD HHD SING N N 16 HEB NA C1A SING N N 17 HEB NA C4A SING N N 18 HEB C1A C2A SING N N 19 HEB C2A C3A DOUB N N 20 HEB C2A CAA SING N N 21 HEB C3A C4A SING N N 22 HEB C3A CMA SING N N 23 HEB CMA HMA1 SING N N 24 HEB CMA HMA2 SING N N 25 HEB CMA HMA3 SING N N 26 HEB CAA CBA SING N N 27 HEB CAA HAA1 SING N N 28 HEB CAA HAA2 SING N N 29 HEB CBA CGA SING N N 30 HEB CBA HBA1 SING N N 31 HEB CBA HBA2 SING N N 32 HEB CGA O1A DOUB N N 33 HEB CGA O2A SING N N 34 HEB O2A H2A SING N N 35 HEB NB C1B DOUB N N 36 HEB NB C4B SING N N 37 HEB C1B C2B SING N N 38 HEB C2B C3B DOUB N N 39 HEB C2B CMB SING N N 40 HEB C3B C4B SING N N 41 HEB C3B CAB SING N N 42 HEB CMB HMB1 SING N N 43 HEB CMB HMB2 SING N N 44 HEB CMB HMB3 SING N N 45 HEB CAB CBB SING N N 46 HEB CAB HAB SING N N 47 HEB CAB HAB2 SING N N 48 HEB CBB HBB1 SING N N 49 HEB CBB HBB2 SING N N 50 HEB CBB HBB3 SING N N 51 HEB NC C1C SING Y N 52 HEB NC C4C SING Y N 53 HEB C1C C2C DOUB Y N 54 HEB C2C C3C SING Y N 55 HEB C2C CMC SING N N 56 HEB C3C C4C DOUB Y N 57 HEB C3C CAC SING N N 58 HEB CMC HMC1 SING N N 59 HEB CMC HMC2 SING N N 60 HEB CMC HMC3 SING N N 61 HEB CAC CBC DOUB N N 62 HEB CAC HAC SING N N 63 HEB CBC HBC1 SING N N 64 HEB CBC HBC2 SING N N 65 HEB ND C1D SING N N 66 HEB ND C4D DOUB N N 67 HEB C1D C2D SING N N 68 HEB C2D C3D DOUB N N 69 HEB C2D CMD SING N N 70 HEB C3D C4D SING N N 71 HEB C3D CAD SING N N 72 HEB CMD HMD1 SING N N 73 HEB CMD HMD2 SING N N 74 HEB CMD HMD3 SING N N 75 HEB CAD CBD SING N N 76 HEB CAD HAD1 SING N N 77 HEB CAD HAD2 SING N N 78 HEB CBD CGD SING N N 79 HEB CBD HBD1 SING N N 80 HEB CBD HBD2 SING N N 81 HEB CGD O1D DOUB N N 82 HEB CGD O2D SING N N 83 HEB O2D H2D SING N N 84 # 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 HEB InChI InChI 1.06 "InChI=1S/C34H36N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h8,13-16H,2,7,9-12H2,1,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;" HEB InChIKey InChI 1.06 NEGHHAJBRZGUAY-RGGAHWMASA-L HEB SMILES_CANONICAL CACTVS 3.385 "CCC1=C(C)C2=NC1=Cc3n4[Fe][N@@]5C(=C2)C(=C(CCC(O)=O)C5=CC6=NC(=Cc4c(C=C)c3C)C(=C6CCC(O)=O)C)C" HEB SMILES CACTVS 3.385 "CCC1=C(C)C2=NC1=Cc3n4[Fe][N]5C(=C2)C(=C(CCC(O)=O)C5=CC6=NC(=Cc4c(C=C)c3C)C(=C6CCC(O)=O)C)C" HEB SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CCC1=C(C2=[N]3C1=Cc4c(c(c5n4[Fe]36[N]7=C(C=C8N6C(=C2)C(=C8CCC(=O)O)C)C(=C(C7=C5)C)CCC(=O)O)C=C)C)C" HEB SMILES "OpenEye OEToolkits" 2.0.7 "CCC1=C(C2=[N]3C1=Cc4c(c(c5n4[Fe]36[N]7=C(C=C8N6C(=C2)C(=C8CCC(=O)O)C)C(=C(C7=C5)C)CCC(=O)O)C=C)C)C" # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id HEB _pdbx_chem_comp_synonyms.name "HYBRID BETWEEN B AND C TYPE HEMES (PROTOPORPHYRIN IX CONTAINING FE)" _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site HEB "Modify synonyms" 2021-03-01 PDBE HEB "Modify descriptor" 2023-09-23 RCSB HEB "Modify PCM" 2024-09-27 PDBE # loop_ _pdbx_chem_comp_pcm.pcm_id _pdbx_chem_comp_pcm.comp_id _pdbx_chem_comp_pcm.modified_residue_id _pdbx_chem_comp_pcm.type _pdbx_chem_comp_pcm.category _pdbx_chem_comp_pcm.position _pdbx_chem_comp_pcm.polypeptide_position _pdbx_chem_comp_pcm.comp_id_linking_atom _pdbx_chem_comp_pcm.modified_residue_id_linking_atom _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession 1 HEB ASP None Heme/heme-like "Amino-acid side chain" "Any position" CMD OD2 ? ? 2 HEB CYS None Heme/heme-like "Amino-acid side chain" "Any position" CAB SG ? ? 3 HEB GLU None Heme/heme-like "Amino-acid side chain" "Any position" CMB OE2 ? ? 4 HEB HIS None Heme/heme-like "Amino-acid side chain" "Any position" CAB NE2 ? ? #