| gptkbp:instanceOf | gptkb:enzyme 
 | 
                        
                            
                                | gptkbp:alternativeName | gptkb:EC_1.1.1.27 gptkb:lactic_acid_dehydrogenase
 LD
 
 | 
                        
                            
                                | gptkbp:cofactor | NAD+ 
 | 
                        
                            
                                | gptkbp:discoveredBy | gptkb:Otto_Fritz_Meyerhof 
 | 
                        
                            
                                | gptkbp:discoveredIn | 1909 
 | 
                        
                            
                                | gptkbp:EC_number | 1.1.1.27 
 | 
                        
                            
                                | gptkbp:foundIn | gptkb:Bacteria plants
 human body
 animal tissues
 
 | 
                        
                            
                                | gptkbp:fullName | gptkb:lactate_dehydrogenase 
 | 
                        
                            
                                | gptkbp:function | catalyzes the conversion of lactate to pyruvate 
 | 
                        
                            
                                | gptkbp:gene | gptkb:LDHA gptkb:LDHB
 gptkb:LDHC
 gptkb:LDHD
 gptkb:LDHE
 
 | 
                        
                            
                                | gptkbp:isoenzymes | gptkb:LDH-1 gptkb:LDH-2
 gptkb:LDH-3
 gptkb:LDH-4
 gptkb:LDH-5
 
 | 
                        
                            
                                | gptkbp:location | gptkb:cytoplasm 
 | 
                        
                            
                                | gptkbp:measures | gptkb:plasma urine
 blood tests
 serum
 cerebrospinal fluid
 
 | 
                        
                            
                                | gptkbp:molecularWeight | ~140 kDa 
 | 
                        
                            
                                | gptkbp:significance | elevated in liver disease elevated in myocardial infarction
 elevated in some cancers
 elevated in hemolysis
 marker for tissue damage
 
 | 
                        
                            
                                | gptkbp:structure | tetrameric protein 
 | 
                        
                            
                                | gptkbp:subunitTypes | gptkb:LDH-A gptkb:LDH-B
 gptkb:LDH-C
 gptkb:LDH-D
 gptkb:LDH-E
 
 | 
                        
                            
                                | gptkbp:type | lactate + NAD+ ⇌ pyruvate + NADH + H+ 
 | 
                        
                            
                                | gptkbp:usedIn | diagnosis of hemolytic anemia diagnosis of certain cancers
 diagnosis of heart attack
 diagnosis of liver disease
 monitoring tissue damage
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Ludhiana_Junction gptkb:Lord_Howe_Island
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | LDH 
 |