{"id":21231,"npaid":"NPA021231","original_name":"Kalafungin","mol_formula":"C16H12O6","mol_weight":"300.2660","exact_mass":"300.0634","inchikey":"XUWPJKDMEZSVTP-LTYMHZPRSA-N","smiles":"C[C@@H]1C2=C([C@@H]3[C@H](O1)CC(=O)O3)C(=O)C4=C(C2=O)C(=CC=C4)O","cluster_id":338,"node_id":306,"has_exclusions":false,"synonyms":[],"inchi":"InChI=1S/C16H12O6/c1-6-11-13(16-9(21-6)5-10(18)22-16)14(19)7-3-2-4-8(17)12(7)15(11)20/h2-4,6,9,16-17H,5H2,1H3/t6-,9-,16+/m1/s1","m_plus_h":"301.0707","m_plus_na":"323.0526","origin_reference":{"doi":"10.7164/antibiotics.21.454","pmid":4303501,"authors":"Bergy ME","title":"Kalafungin, a new broad spectrum antibiotic. Isolation and characterization.","journal":"Journal of Antibiotics","year":1968,"volume":"21","issue":"7","pages":"454-457"},"origin_organism":{"id":6448,"type":"Bacterium","genus":"Streptomyces","species":"tanashiensis strain Kala","taxon":{"id":283,"name":"Streptomyces","rank":"genus","taxon_db":"lpsn","external_id":"517119","ncbi_id":1883,"ancestors":[{"id":1,"name":"Bacteria","rank":"domain","taxon_db":"lpsn","external_id":"0","ncbi_id":2},{"id":203,"name":"Actinobacteria","rank":"phylum","taxon_db":"lpsn","external_id":"0","ncbi_id":201174},{"id":204,"name":"Actinobacteria","rank":"class","taxon_db":"lpsn","external_id":"0","ncbi_id":null},{"id":275,"name":"Streptomycetales","rank":"order","taxon_db":"lpsn","external_id":"0","ncbi_id":85011},{"id":276,"name":"Streptomycetaceae","rank":"family","taxon_db":"lpsn","external_id":"0","ncbi_id":2062}]}},"syntheses":["10.1021/jo3019939"],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.7164/antibiotics.21.454","structure_smiles":"C[C@@H]1C2=C([C@@H]3[C@H](O1)CC(=O)O3)C(=O)C4=C(C2=O)C(=CC=C4)O","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[{"external_db_name":"npmrd","external_db_code":"NP0021365"}],"classyfire":{"class":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001649","name":"Isochromanequinones","chemont_id":"CHEMONTID:0001649","description":"Polycyclic compounds containing an isochromanequinone, which is structurally characterized by a quinone fused to an isochromane, and forming a naphtho[2,3-c]pyran-6,9-dione skeleton."},"smiles":"C[C@H]1O[C@@H]2CC(=O)O[C@@H]2C2=C1C(=O)C1=C(C=CC=C1O)C2=O","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=XUWPJKDMEZSVTP-LTYMHZPRSA-N","subclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002355","name":"Benzoisochromanequinones","chemont_id":"CHEMONTID:0002355","description":"Benzo derivatives of isochromanequinones. Isochromanequinones are structurally characterized by a quinone fused to an isochromane, and forming a naphtho[2,3-c]pyran-6,9-dione skeleton."},"ancestors":["1-hydroxy-2-unsubstituted benzenoids","1-hydroxy-4-unsubstituted benzenoids","Aryl ketones","Benzenoids","Benzoisochromanequinones","Carbonyl compounds","Carboxylic acid derivatives","Carboxylic acid esters","Carboxylic acids and derivatives","Chemical entities","Cyclic ketones","Dialkyl ethers","Ethers","Furans","Furopyrans","Gamma butyrolactones","Hydrocarbon derivatives","Isochromanequinones","Ketones","Lactones","Monocarboxylic acids and derivatives","Naphthalenes","Naphthopyranones","Naphthopyrans","Naphthoquinones","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Phenols","Phenylpropanoids and polyketides","Pyranones and derivatives","Pyrans","Quinones","Tetrahydrofurans","Vinylogous acids"],"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 benzoisochromanequinones. These are benzo derivatives of isochromanequinones. Isochromanequinones are structurally characterized by a quinone fused to an isochromane, and forming a naphtho[2,3-c]pyran-6,9-dione skeleton.","substituents":["Benzoisochromanequinone","Naphthopyranone","Naphthopyran","Naphthoquinone","Naphthalene","Furopyran","Aryl ketone","Quinone","1-hydroxy-4-unsubstituted benzenoid","1-hydroxy-2-unsubstituted benzenoid","Pyranone","Gamma butyrolactone","Benzenoid","Pyran","Tetrahydrofuran","Furan","Vinylogous acid","Carboxylic acid ester","Ketone","Lactone","Organoheterocyclic compound","Oxacycle","Ether","Dialkyl ether","Carboxylic acid derivative","Monocarboxylic acid or derivatives","Carbonyl group","Hydrocarbon derivative","Organooxygen compound","Organic oxide","Organic oxygen compound","Aromatic heteropolycyclic compound"],"direct_parent":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002355","name":"Benzoisochromanequinones","chemont_id":"CHEMONTID:0002355","description":"Benzo derivatives of isochromanequinones. Isochromanequinones are structurally characterized by a quinone fused to an isochromane, and forming a naphtho[2,3-c]pyran-6,9-dione skeleton."},"intermediate_nodes":[],"alternative_parents":[{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001641","name":"Naphthopyranones","chemont_id":"CHEMONTID:0001641","description":"Compounds containing a naphthopyran skeleton where a ring carbon bears a carboxylic acid group. Naphthtopyran is made up of the pyran ring fused to a naphthalene ring system."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000153","name":"Naphthoquinones","chemont_id":"CHEMONTID:0000153","description":"Compounds containing a naphthohydroquinone moiety, which consists of a benzene ring linearly fused to a bezene-1,4-dione (quinone)."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001818","name":"Furopyrans","chemont_id":"CHEMONTID:0001818","description":"Organic polycyclic compounds containing a furan ring fused to a pyran ring. Furan is a five-membered aromatic ring with four carbon atoms and one oxygen atom. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002495","name":"Quinones","chemont_id":"CHEMONTID:0002495","description":"Compounds having a fully conjugated cyclic dione structure, such as that of benzoquinones, derived from aromatic compounds by conversion of an even number of number of -CH= groups into -C(=O)- groups with any necessary rearrangement of double bonds (polycyclic and heterocyclic analogues are included)."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003670","name":"Aryl ketones","chemont_id":"CHEMONTID:0003670","description":"Organic aromatic compounds that contain a ketone group substituted at one C-atom with an aryl group. They have the generic structure RC(=O)R', where R = aryl group and R'=organyl group."},{"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/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/C0004647","name":"1-hydroxy-4-unsubstituted benzenoids","chemont_id":"CHEMONTID:0004647","description":"Phenols that are unsubstituted at the 4-position."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001245","name":"Gamma butyrolactones","chemont_id":"CHEMONTID:0001245","description":"Compounds containing a gamma butyrolactone moiety, which consists of an aliphatic five-member ring with four carbon atoms, one oxygen atom, and bears a ketone group on the carbon adjacent to the oxygen atom."},{"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/C0002648","name":"Tetrahydrofurans","chemont_id":"CHEMONTID:0002648","description":"Heterocyclic compounds containing a saturated, aliphatic, five-membered ring where a carbon is replaced by an oxygen."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000076","name":"Furans","chemont_id":"CHEMONTID:0000076","description":"Compounds containing a furan ring, which is a five-member aromatic ring with one oxygen atom, four carbon atoms."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001238","name":"Carboxylic acid esters","chemont_id":"CHEMONTID:0001238","description":"Carboxylic acid derivatives in which the carbon atom from the carbonyl group is attached to an alkyl or an aryl moiety through an oxygen atom (forming an ester group)."},{"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/C0001137","name":"Monocarboxylic acids and derivatives","chemont_id":"CHEMONTID:0001137","description":"Carboxylic acids containing exactly one carboxyl groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001167","name":"Dialkyl ethers","chemont_id":"CHEMONTID:0001167","description":"Organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are alkyl groups."},{"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."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003940","name":"Organic oxides","chemont_id":"CHEMONTID:0003940","description":"Organic compounds containing an oxide group."}],"molecular_framework":"Aromatic heteropolycyclic compounds","external_descriptors":[],"predicted_chebi_terms":["benzochromenone (CHEBI:64986)","naphthoquinone (CHEBI:25481)","furopyran (CHEBI:74927)","quinone (CHEBI:36141)","aromatic ketone (CHEBI:76224)","pyranone (CHEBI:37963)","phenols (CHEBI:33853)","gamma-lactone (CHEBI:37581)","enone (CHEBI:51689)","enol (CHEBI:33823)","oxolanes (CHEBI:26912)","furans (CHEBI:24129)","carboxylic ester (CHEBI:33308)","oxacycle (CHEBI:38104)","carbonyl compound (CHEBI:36586)","ether (CHEBI:25698)","organic molecule (CHEBI:72695)","organic oxide (CHEBI:25701)","benzoisochromanequinone (CHEBI:48129)","chemical entity (CHEBI:24431)","organic heterocyclic compound (CHEBI:24532)","organic heterotricyclic compound (CHEBI:26979)","organooxygen compound (CHEBI:36963)","benzenoid aromatic compound (CHEBI:33836)","naphthalenes (CHEBI:25477)","oxygen molecular entity (CHEBI:25806)","organic molecular entity (CHEBI:50860)","ketone (CHEBI:17087)","cyclic ketone (CHEBI:3992)","pyrans (CHEBI:26407)","lactone (CHEBI:25000)"],"classification_version":"2.1","predicted_lipidmaps_terms":["Naphthalenes and naphthoquinones (PK1302)","Benzoisochromanquinones (PK1303)"]},"npclassifier":{"isglycoside":false,"class_results":["Naphthoquinones"],"pathway_results":["Polyketides"],"superclass_results":["Naphthalenes"]}}