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STRUCTURES OF METHYLENOMYCINS A AND B","journal":"Journal of Antibiotics","year":1974,"volume":"27","issue":"6","pages":"393-399"},"origin_organism":{"id":4522,"type":"Bacterium","genus":"Streptomyces","species":"violaceoruber No 2416","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/ja00463a064"],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.7164/antibiotics.27.393","structure_smiles":"C[C@]12[C@@H](C(=C)C(=O)[C@]1(O2)C)C(=O)O","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[{"external_db_name":"mibig","external_db_code":"BGC0000914"}],"classyfire":{"class":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002012","name":"Oxanes","chemont_id":"CHEMONTID:0002012","description":"Compounds containing an oxane (tetrahydropyran) ring, which is a six-member saturated aliphatic heterocycle with one oxygen atom and five carbon atoms."},"smiles":"C[C@@]12O[C@]1(C)C(=O)C(=C)[C@H]2C(O)=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=HBECYYFDLZZMPL-WLGLDCGKSA-N","subclass":null,"ancestors":["Carbonyl compounds","Carboxylic acids","Carboxylic acids and derivatives","Chemical entities","Dialkyl ethers","Epoxides","Ethers","Hydrocarbon derivatives","Ketones","Monocarboxylic acids and derivatives","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Oxanes"],"superclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000002","name":"Organoheterocyclic compounds","chemont_id":"CHEMONTID:0000002","description":"Compounds containing a ring with least one carbon atom and one non-carbon atom."},"description":"This compound belongs to the class of organic compounds known as oxanes. 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