{"id":4342,"npaid":"NPA004342","original_name":"Oxisterigmatocystin A","mol_formula":"C20H18O8","mol_weight":"386.3560","exact_mass":"386.1002","inchikey":"JOXQRCQSTGKMFA-IBXPANGUSA-N","smiles":"CO[C@H]1C[C@@H]2[C@H](O1)OC3=CC(=C4C(=C23)OC5=C(C=CC(=C5C4=O)O)OC)OC","cluster_id":672,"node_id":7,"has_exclusions":false,"synonyms":[],"inchi":"InChI=1S/C20H18O8/c1-23-10-5-4-9(21)15-17(22)16-11(24-2)7-12-14(19(16)28-18(10)15)8-6-13(25-3)27-20(8)26-12/h4-5,7-8,13,20-21H,6H2,1-3H3/t8-,13+,20-/m0/s1","m_plus_h":"387.1075","m_plus_na":"409.0894","origin_reference":{"doi":"10.1038/ja.2010.154","pmid":21119680,"authors":"Cai, Shengxin; Zhu, Tianjiao; Du, Lin; Zhao, Boyu; Li, Dehai; Gu, Qianqun","title":"Sterigmatocystins from the deep-sea-derived fungus Aspergillus versicolor","journal":"Journal of Antibiotics","year":2011,"volume":"64","issue":"2","pages":"193-196"},"origin_organism":{"id":64,"type":"Fungus","genus":"Aspergillus","species":"versicolor","taxon":{"id":1237,"name":"Aspergillus","rank":"genus","taxon_db":"mycobank","external_id":"7248","ncbi_id":5052,"ancestors":[{"id":599,"name":"Eukarya","rank":"domain","taxon_db":"mycobank","external_id":"0","ncbi_id":2759},{"id":600,"name":"Fungi","rank":"kingdom","taxon_db":"mycobank","external_id":"90157","ncbi_id":4751},{"id":617,"name":"Ascomycota","rank":"phylum","taxon_db":"mycobank","external_id":"90031","ncbi_id":4890},{"id":1212,"name":"Eurotiomycetes","rank":"class","taxon_db":"mycobank","external_id":"501483","ncbi_id":147545},{"id":1235,"name":"Eurotiales","rank":"order","taxon_db":"mycobank","external_id":"90472","ncbi_id":5042},{"id":1236,"name":"Aspergillaceae","rank":"family","taxon_db":"mycobank","external_id":"80489","ncbi_id":1131492}]}},"syntheses":[],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.1038/ja.2010.154","structure_smiles":"CO[C@H]1C[C@@H]2[C@H](O1)OC3=CC(=C4C(=C23)OC5=C(C=CC(=C5C4=O)O)OC)OC","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[{"external_db_name":"npmrd","external_db_code":"NP0009613"}],"classyfire":{"class":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001817","name":"Sterigmatocystins","chemont_id":"CHEMONTID:0001817","description":"A group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. and Bipolaris spp."},"smiles":"CO[C@H]1C[C@@H]2[C@H](O1)OC1=CC(OC)=C3C(=O)C4=C(O)C=CC(OC)=C4OC3=C21","kingdom":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000000","name":"Organic compounds","chemont_id":"CHEMONTID:0000000","description":"Compounds that contain at least one carbon atom, excluding isocyanide/cyanide and their non-hydrocarbyl derivatives, thiophosgene, carbon diselenide, carbon monosulfide, carbon disulfide, carbon subsulfide, carbon monoxide, carbon dioxide, Carbon suboxide, and dicarbon monoxide."},"inchikey":"InChIKey=JOXQRCQSTGKMFA-IBXPANGUSA-N","subclass":null,"ancestors":["1-benzopyrans","1-hydroxy-2-unsubstituted benzenoids","Acetals","Alkyl aryl ethers","Anisoles","Benzenoids","Benzopyrans","Chemical entities","Chromones","Coumarans","Dibenzopyrans","Ethers","Heteroaromatic compounds","Hydrocarbon derivatives","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Oxolanes","Phenol ethers","Phenols","Phenylpropanoids and polyketides","Pyranones and derivatives","Pyrans","Sterigmatocystins","Vinylogous acids","Vinylogous esters","Xanthenes","Xanthones"],"superclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000261","name":"Phenylpropanoids and polyketides","chemont_id":"CHEMONTID:0000261","description":"Organic compounds that are synthesized either from the amino acid phenylalanine (phenylpropanoids) or the decarboxylative condensation of malonyl-CoA (polyketides). Phenylpropanoids are aromatic compounds based on the phenylpropane skeleton. Polyketides usually consist of alternating carbonyl and methylene groups (beta-polyketones), biogenetically derived from repeated condensation of acetyl coenzyme A (via malonyl coenzyme A), and usually the compounds derived from them by further condensations."},"description":"This compound belongs to the class of organic compounds known as sterigmatocystins. These are a group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. and Bipolaris spp.","substituents":["Sterigmatocystin backbone","Xanthone","Dibenzopyran","Xanthene","Chromone","Benzopyran","1-benzopyran","Coumaran","Anisole","Pyranone","1-hydroxy-2-unsubstituted benzenoid","Alkyl aryl ether","Pyran","Benzenoid","Vinylogous acid","Vinylogous ester","Oxolane","Heteroaromatic compound","Ether","Acetal","Organoheterocyclic compound","Oxacycle","Organic oxide","Organooxygen compound","Hydrocarbon derivative","Organic oxygen compound","Aromatic heteropolycyclic compound"],"direct_parent":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001817","name":"Sterigmatocystins","chemont_id":"CHEMONTID:0001817","description":"A group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. and Bipolaris spp."},"intermediate_nodes":[],"alternative_parents":[{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000204","name":"Xanthones","chemont_id":"CHEMONTID:0000204","description":"Polycyclic aromatic compounds containing a xanthene moiety conjugated to a ketone group at carbon 9. Xanthene is a tricyclic compound made up of two benzene rings linearly fused to each other through a pyran ring."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000144","name":"Chromones","chemont_id":"CHEMONTID:0000144","description":"Compounds containing a benzopyran-4-one moiety."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004189","name":"Coumarans","chemont_id":"CHEMONTID:0004189","description":"Compounds containing the coumaran skeleton, which consists of a benzene ring fused to a 2,3-dihydrofuran ring."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000138","name":"Anisoles","chemont_id":"CHEMONTID:0000138","description":"Organic compounds containing a methoxybenzene or a derivative thereof."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000481","name":"Pyranones and derivatives","chemont_id":"CHEMONTID:0000481","description":"Compounds containing a pyran ring which bears a ketone."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000128","name":"Alkyl aryl ethers","chemont_id":"CHEMONTID:0000128","description":"Organic compounds containing the alkyl aryl ether functional group with the generic formula R-O-R' , where R is an alkyl group and R' is an aryl group."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004646","name":"1-hydroxy-2-unsubstituted benzenoids","chemont_id":"CHEMONTID:0004646","description":"Phenols that a unsubstituted at the 2-position."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003891","name":"Vinylogous esters","chemont_id":"CHEMONTID:0003891","description":"Organic compounds containing an ester group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003889","name":"Vinylogous acids","chemont_id":"CHEMONTID:0003889","description":"Organic compounds containing a hydroxyl group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001967","name":"Oxolanes","chemont_id":"CHEMONTID:0001967","description":"Organic compounds containing an oxolane (tetrahydrofuran) ring, which is a saturated aliphatic five-member ring containing one oxygen and five carbon atoms."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004144","name":"Heteroaromatic compounds","chemont_id":"CHEMONTID:0004144","description":"Compounds containing an aromatic ring where a carbon atom is linked to an hetero atom."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004140","name":"Oxacyclic compounds","chemont_id":"CHEMONTID:0004140","description":"Organic compounds containing an heterocycle with at least one oxygen atom linked to a ring carbon."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001656","name":"Acetals","chemont_id":"CHEMONTID:0001656","description":"Compounds having the structure R2C(OR')2 ( R' not Hydrogen) and thus diethers of geminal diols. Originally, the term was confined to derivatives of aldehydes (one R = H), but it now applies equally to derivatives of ketones (neither R = H ). Mixed acetals have different R' groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003940","name":"Organic oxides","chemont_id":"CHEMONTID:0003940","description":"Organic compounds containing an oxide group."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004150","name":"Hydrocarbon derivatives","chemont_id":"CHEMONTID:0004150","description":"Derivatives of hydrocarbons obtained by substituting one or more carbon atoms by an heteroatom. They contain at least one carbon atom and heteroatom."}],"molecular_framework":"Aromatic heteropolycyclic compounds","external_descriptors":[],"predicted_chebi_terms":["xanthones (CHEBI:51149)","chromones (CHEBI:23238)","1-benzofurans (CHEBI:38830)","methoxybenzene (CHEBI:51683)","pyranone (CHEBI:37963)","aromatic ether (CHEBI:35618)","phenols (CHEBI:33853)","enone (CHEBI:51689)","enol ether (CHEBI:47985)","enol (CHEBI:33823)","oxolanes (CHEBI:26912)","organic aromatic compound (CHEBI:33659)","oxacycle (CHEBI:38104)","acetal (CHEBI:59769)","organic oxide (CHEBI:25701)","organic molecule (CHEBI:72695)","sterigmatocystins (CHEBI:26759)","chemical entity (CHEBI:24431)","organic heterocyclic compound (CHEBI:24532)","benzopyran (CHEBI:22727)","1-benzopyran (CHEBI:38443)","dibenzopyran (CHEBI:39203)","xanthenes (CHEBI:38835)","benzenoid aromatic compound (CHEBI:33836)","pyrans (CHEBI:26407)","oxygen molecular entity (CHEBI:25806)","organic molecular entity (CHEBI:50860)","organooxygen compound (CHEBI:36963)","ether (CHEBI:25698)","organic acid (CHEBI:64709)"],"classification_version":"2.1","predicted_lipidmaps_terms":["Dibenzofurans, griseofulvins, dibenzopyrans and xanthones (PK1306)","Benzopyranoids (PK1311)"]},"npclassifier":{"isglycoside":true,"class_results":["Aflatoxins","Methyl xanthones"],"pathway_results":["Polyketides"],"superclass_results":["Chromanes","Xanthones"]}}