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.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
GUN N9 N9 N 0 1 Y N N N 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 N 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 N 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 N 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 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 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 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 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 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 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 N 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 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 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 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 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 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
#
_pdbe_chem_comp_drugbank_details.comp_id GUN
_pdbe_chem_comp_drugbank_details.drugbank_id DB02377
_pdbe_chem_comp_drugbank_details.type 'small molecule'
_pdbe_chem_comp_drugbank_details.name Guanine
_pdbe_chem_comp_drugbank_details.description ?
_pdbe_chem_comp_drugbank_details.cas_number 73-40-5
_pdbe_chem_comp_drugbank_details.mechanism_of_action ?
#
_pdbe_chem_comp_drugbank_classification.comp_id GUN
_pdbe_chem_comp_drugbank_classification.drugbank_id DB02377
_pdbe_chem_comp_drugbank_classification.parent 'Purines and purine derivatives'
_pdbe_chem_comp_drugbank_classification.kingdom 'Organic compounds'
_pdbe_chem_comp_drugbank_classification.class Imidazopyrimidines
_pdbe_chem_comp_drugbank_classification.superclass 'Organoheterocyclic compounds'
_pdbe_chem_comp_drugbank_classification.description
'This compound belongs to the class of organic compounds known as purines and purine derivatives. These are aromatic heterocyclic compounds containing a purine moiety, which is formed a pyrimidine-ring ring fused to an imidazole ring.'
#
loop_
_pdbe_chem_comp_drugbank_targets.comp_id
_pdbe_chem_comp_drugbank_targets.drugbank_id
_pdbe_chem_comp_drugbank_targets.name
_pdbe_chem_comp_drugbank_targets.organism
_pdbe_chem_comp_drugbank_targets.uniprot_id
_pdbe_chem_comp_drugbank_targets.pharmacologically_active
_pdbe_chem_comp_drugbank_targets.ordinal
GUN DB02377 'GTP cyclohydrolase 1' Humans P30793 yes 1
GUN DB02377 'Purine nucleoside phosphorylase' Humans P00491 unknown 2
GUN DB02377 'Purine nucleoside phosphorylase 2' 'Escherichia coli (strain K12)' P45563 unknown 3
GUN DB02377 'Xanthine phosphoribosyltransferase' 'Escherichia coli (strain K12)' P0A9M5 unknown 4
GUN DB02377 'Purine nucleoside phosphorylase' 'Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)' Q9X1T2 unknown 5
#
loop_
_software.name
_software.version
_software.description
rdkit 2025.03.3 'Core functionality.'
pdbeccdutils 1.0.0 'Wrapper to provide 2D templates and molecular fragments.'
#
loop_
_pdbe_chem_comp_atom_depiction.comp_id
_pdbe_chem_comp_atom_depiction.atom_id
_pdbe_chem_comp_atom_depiction.element
_pdbe_chem_comp_atom_depiction.model_Cartn_x
_pdbe_chem_comp_atom_depiction.model_Cartn_y
_pdbe_chem_comp_atom_depiction.pdbx_ordinal
GUN N9 N 9.122 -1.492 1
GUN C8 C 9.997 -0.285 2
GUN N7 N 9.122 0.922 3
GUN C5 C 7.702 0.465 4
GUN C6 C 6.404 1.215 5
GUN O6 O 6.404 2.715 6
GUN N1 N 5.104 0.465 7
GUN C2 C 5.104 -1.035 8
GUN N2 N 3.805 -1.785 9
GUN N3 N 6.404 -1.785 10
GUN C4 C 7.702 -1.035 11
#
loop_
_pdbe_chem_comp_bond_depiction.comp_id
_pdbe_chem_comp_bond_depiction.atom_id_1
_pdbe_chem_comp_bond_depiction.atom_id_2
_pdbe_chem_comp_bond_depiction.value_order
_pdbe_chem_comp_bond_depiction.bond_dir
_pdbe_chem_comp_bond_depiction.pdbx_ordinal
GUN N9 C8 SINGLE NONE 1
GUN N9 C4 SINGLE NONE 2
GUN C8 N7 DOUBLE NONE 3
GUN N7 C5 SINGLE NONE 4
GUN C5 C6 SINGLE NONE 5
GUN C5 C4 DOUBLE NONE 6
GUN C6 O6 DOUBLE NONE 7
GUN C6 N1 SINGLE NONE 8
GUN N1 C2 SINGLE NONE 9
GUN C2 N2 SINGLE NONE 10
GUN C2 N3 DOUBLE NONE 11
GUN N3 C4 SINGLE NONE 12
#
loop_
_pdbe_chem_comp_substructure.comp_id
_pdbe_chem_comp_substructure.substructure_name
_pdbe_chem_comp_substructure.id
_pdbe_chem_comp_substructure.substructure_type
_pdbe_chem_comp_substructure.substructure_smiles
_pdbe_chem_comp_substructure.substructure_inchis
_pdbe_chem_comp_substructure.substructure_inchikeys
GUN MurckoScaffold S1 scaffold 'O=c1[nH]cnc2[nH]cnc12' InChI=1S/C5H4N4O/c10-5-3-4(7-1-6-3)8-2-9-5/h1-2H,(H2,6,7,8,9,10) FDGQSTZJBFJUBT-UHFFFAOYSA-N
GUN imidazole F1 fragment 'c1c[nH]cn1' InChI=1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5) RAXXELZNTBOGNW-UHFFFAOYSA-N
GUN purine F2 fragment 'c1ncc2[nH]cnc2n1' InChI=1S/C5H4N4/c1-4-5(8-2-6-1)9-3-7-4/h1-3H,(H,6,7,8,9) KDCGOANMDULRCW-UHFFFAOYSA-N
GUN pyrimidine F3 fragment c1cncnc1 InChI=1S/C4H4N2/c1-2-5-4-6-3-1/h1-4H CZPWVGJYEJSRLH-UHFFFAOYSA-N
#
loop_
_pdbe_chem_comp_substructure_mapping.comp_id
_pdbe_chem_comp_substructure_mapping.atom_id
_pdbe_chem_comp_substructure_mapping.substructure_id
_pdbe_chem_comp_substructure_mapping.substructure_ordinal
GUN N9 S1 1
GUN C8 S1 1
GUN N7 S1 1
GUN C5 S1 1
GUN C6 S1 1
GUN O6 S1 1
GUN N1 S1 1
GUN C2 S1 1
GUN N3 S1 1
GUN C4 S1 1
GUN C5 F1 1
GUN C4 F1 1
GUN N9 F1 1
GUN C8 F1 1
GUN N7 F1 1
GUN N7 F2 1
GUN C8 F2 1
GUN N9 F2 1
GUN C4 F2 1
GUN C5 F2 1
GUN C6 F2 1
GUN N1 F2 1
GUN C2 F2 1
GUN N3 F2 1
GUN C5 F3 1
GUN C6 F3 1
GUN N1 F3 1
GUN C2 F3 1
GUN N3 F3 1
GUN C4 F3 1
#
_pdbe_chem_comp_rdkit_properties.comp_id GUN
_pdbe_chem_comp_rdkit_properties.exactmw 151.049
_pdbe_chem_comp_rdkit_properties.amw 151.129
_pdbe_chem_comp_rdkit_properties.lipinskiHBA 6
_pdbe_chem_comp_rdkit_properties.lipinskiHBD 4
_pdbe_chem_comp_rdkit_properties.NumRotatableBonds 1
_pdbe_chem_comp_rdkit_properties.NumHBD 3
_pdbe_chem_comp_rdkit_properties.NumHBA 4
_pdbe_chem_comp_rdkit_properties.NumHeavyAtoms 11
_pdbe_chem_comp_rdkit_properties.NumAtoms 16
_pdbe_chem_comp_rdkit_properties.NumHeteroatoms 6
_pdbe_chem_comp_rdkit_properties.NumAmideBonds 0
_pdbe_chem_comp_rdkit_properties.FractionCSP3 0
_pdbe_chem_comp_rdkit_properties.NumRings 2
_pdbe_chem_comp_rdkit_properties.NumAromaticRings 2
_pdbe_chem_comp_rdkit_properties.NumAliphaticRings 0
_pdbe_chem_comp_rdkit_properties.NumSaturatedRings 0
_pdbe_chem_comp_rdkit_properties.NumHeterocycles 2
_pdbe_chem_comp_rdkit_properties.NumAromaticHeterocycles 2
_pdbe_chem_comp_rdkit_properties.NumSaturatedHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumAliphaticHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumSpiroAtoms 0
_pdbe_chem_comp_rdkit_properties.NumBridgeheadAtoms 0
_pdbe_chem_comp_rdkit_properties.NumAtomStereoCenters 0
_pdbe_chem_comp_rdkit_properties.NumUnspecifiedAtomStereoCenters 0
_pdbe_chem_comp_rdkit_properties.labuteASA 67.740
_pdbe_chem_comp_rdkit_properties.tpsa 100.450
_pdbe_chem_comp_rdkit_properties.CrippenClogP -0.681
_pdbe_chem_comp_rdkit_properties.CrippenMR 36.000
_pdbe_chem_comp_rdkit_properties.chi0v 5.144
_pdbe_chem_comp_rdkit_properties.chi1v 2.717
_pdbe_chem_comp_rdkit_properties.chi2v 1.140
_pdbe_chem_comp_rdkit_properties.chi3v 1.140
_pdbe_chem_comp_rdkit_properties.chi4v 0.710
_pdbe_chem_comp_rdkit_properties.chi0n 10.144
_pdbe_chem_comp_rdkit_properties.chi1n 5.005
_pdbe_chem_comp_rdkit_properties.chi2n 1.140
_pdbe_chem_comp_rdkit_properties.chi3n 1.140
_pdbe_chem_comp_rdkit_properties.chi4n 0.710
_pdbe_chem_comp_rdkit_properties.hallKierAlpha -1.850
_pdbe_chem_comp_rdkit_properties.kappa1 2.648
_pdbe_chem_comp_rdkit_properties.kappa2 1.815
_pdbe_chem_comp_rdkit_properties.kappa3 0.759
_pdbe_chem_comp_rdkit_properties.Phi 0.437
#
loop_
_pdbe_chem_comp_external_mappings.comp_id
_pdbe_chem_comp_external_mappings.source
_pdbe_chem_comp_external_mappings.resource
_pdbe_chem_comp_external_mappings.resource_id
GUN UniChem DrugBank DB02377
GUN UniChem 'Guide to Pharmacology' 4556
GUN UniChem 'KEGG LIGAND' C00242
GUN UniChem ChEBI 16235
GUN UniChem ZINC ZINC000000895129
GUN UniChem eMolecules 1944819
GUN UniChem eMolecules 515658
GUN UniChem fdasrs 5Z93L87A1R
GUN UniChem SureChEMBL SCHEMBL16389311
GUN UniChem HMDB HMDB0000132
GUN UniChem 'PubChem TPHARMA' 16105542
GUN UniChem PubChem 135398634
GUN UniChem NMRShiftDB 10025984
GUN UniChem Recon gua
GUN UniChem BindingDb 50200094
GUN UniChem MetaboLights MTBLC16235
GUN UniChem BRENDA 102124
GUN UniChem BRENDA 199
GUN UniChem BRENDA 228482
GUN UniChem BRENDA 228483
GUN UniChem BRENDA 49097
GUN UniChem BRENDA 49098
GUN UniChem BRENDA 51287
GUN UniChem Rhea 16235
GUN UniChem ChemicalBook CB3259805
GUN UniChem ClinicalTrials GUANINE
GUN UniChem rxnorm GUANINE
GUN UniChem MedChemExpress HY-Y1055
GUN UniChem 'Probes And Drugs' PD039221
GUN UniChem CCDC KEMDOW
GUN UniChem eMolecules 27678147
GUN UniChem eMolecules 6217528
GUN UniChem eMolecules 628576
GUN UniChem SureChEMBL SCHEMBL5259
GUN UniChem 'PubChem TPHARMA' 14891624
GUN UniChem 'PubChem TPHARMA' 16020045
GUN UniChem Mcule MCULE-7938010131
GUN UniChem ACTor 11006-44-3
GUN UniChem Nikkaji J9.344K
GUN UniChem 'EPA CompTox Dashboard' DTXSID9052476
#
loop_
_pdbe_chem_comp_rdkit_conformer.comp_id
_pdbe_chem_comp_rdkit_conformer.atom_id
_pdbe_chem_comp_rdkit_conformer.Cartn_x_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_y_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_z_rdkit
_pdbe_chem_comp_rdkit_conformer.rdkit_method
_pdbe_chem_comp_rdkit_conformer.rdkit_ordinal
GUN N9 -2.185 -0.896 -0.223 ETKDGv3 1
GUN C8 -2.929 0.321 -0.351 ETKDGv3 2
GUN N7 -2.193 1.394 -0.302 ETKDGv3 3
GUN C5 -0.871 0.896 -0.132 ETKDGv3 4
GUN C6 0.381 1.632 -0.012 ETKDGv3 5
GUN O6 0.418 2.890 -0.050 ETKDGv3 6
GUN N1 1.577 0.853 0.154 ETKDGv3 7
GUN C2 1.487 -0.591 0.193 ETKDGv3 8
GUN N2 2.669 -1.374 0.356 ETKDGv3 9
GUN N3 0.327 -1.186 0.078 ETKDGv3 10
GUN C4 -0.867 -0.408 -0.087 ETKDGv3 11
GUN HN9 -2.527 -1.882 -0.229 ETKDGv3 12
GUN H8 -4.003 0.353 -0.476 ETKDGv3 13
GUN HN1 2.503 1.328 0.245 ETKDGv3 14
GUN HN21 3.600 -0.912 0.449 ETKDGv3 15
GUN HN22 2.615 -2.416 0.386 ETKDGv3 16
#