| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:androgen
                                        
                                         
                                    
                                        
                                            gptkb:prohormone
                                        
                                         
                                    
                                        
                                            gptkb:hormone
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bannedIn
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:United_States
                                        
                                         
                                    
                                        
                                            gptkb:World_Anti-Doping_Agency
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:CASNumber
                                    
                                 | 
                                
                                    
                                        
                                            
                                            63-05-8
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:chemicalFormula
                                    
                                 | 
                                
                                    
                                        
                                            
                                            C19H26O2
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:controlledSubstanceSchedule
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Australia
                                        
                                         
                                    
                                        
                                            gptkb:Canada
                                        
                                         
                                    
                                        
                                            gptkb:European_Union
                                        
                                         
                                    
                                        
                                            gptkb:New_Zealand
                                        
                                         
                                    
                                        
                                            gptkb:United_Kingdom
                                        
                                         
                                    
                                        
                                            gptkb:United_States
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:discoveredBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Adolf_Butenandt
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:discoveredIn
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1935
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:foundIn
                                    
                                 | 
                                
                                    
                                        
                                            
                                            humans
                                        
                                        
                                         
                                    
                                        
                                            
                                            mammals
                                        
                                        
                                         
                                    
                                        
                                            
                                            vertebrates
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:hasInChIKey
                                    
                                 | 
                                
                                    
                                        
                                            
                                            MHAJPDPJQMAIIY-UHFFFAOYSA-N
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:hasUNII
                                    
                                 | 
                                
                                    
                                        
                                            
                                            OKG364O896
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:is_a_naturally_occurring
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:hormone
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:IUPACName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:androst-4-ene-3,17-dione
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:KEGGID
                                    
                                 | 
                                
                                    
                                        
                                            
                                            C01921
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:meltingPoint
                                    
                                 | 
                                
                                    
                                        
                                            
                                            170–171 °C
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:metabolism
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:progesterone
                                        
                                         
                                    
                                        
                                            gptkb:dehydroepiandrosterone_(DHEA)
                                        
                                         
                                    
                                        
                                            
                                            liver
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:molecularWeight
                                    
                                 | 
                                
                                    
                                        
                                            
                                            286.41 g/mol
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:predecessor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:androgens
                                        
                                         
                                    
                                        
                                            gptkb:estradiol
                                        
                                         
                                    
                                        
                                            
                                            estrone
                                        
                                        
                                         
                                    
                                        
                                            
                                            testosterone
                                        
                                        
                                         
                                    
                                        
                                            
                                            estrogens
                                        
                                        
                                         
                                    
                                        
                                            
                                            sex steroids
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:producedBy
                                    
                                 | 
                                
                                    
                                        
                                            
                                            adrenal glands
                                        
                                        
                                         
                                    
                                        
                                            
                                            ovaries
                                        
                                        
                                         
                                    
                                        
                                            
                                            testes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:PubChem_CID
                                    
                                 | 
                                
                                    
                                        
                                            
                                            5899
                                        
                                        
                                         
                                    
                                        
                                            
                                            6128
                                        
                                        
                                         
                                    
                                        
                                            
                                            CHEBI:28689
                                        
                                        
                                         
                                    
                                        
                                            
                                            DB01536
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:regulates
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:FDA
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:substrate
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:17β-hydroxysteroid_dehydrogenase
                                        
                                         
                                    
                                        
                                            gptkb:aromatase
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:synonym
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:4-androstenedione
                                        
                                         
                                    
                                        
                                            gptkb:androst-4-ene-3,17-dione
                                        
                                         
                                    
                                        
                                            
                                            17-ketoandrostene
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:usedFor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:dietary_supplement
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:17-beta-hydroxysteroid_dehydrogenase_type_2
                                        
                                         
                                    
                                        
                                            gptkb:hydroxysteroid_(17-beta)_dehydrogenase_2
                                        
                                         
                                    
                                        
                                            gptkb:Dehydroepiandrosterone
                                        
                                         
                                    
                                        
                                            gptkb:estradiol
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            7
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            androstenedione
                                        
                                        
                                         
                                    
                                 |