Table 7.— The apodehydrogenases dependent on nicotinamide 



nucleotides 



Substrate and dehydrogenation Co- 

 product enzyme 



Note on the apodehydrogenase Ref. 



l,3-diphosphoglyceraldehydei=^ 

 1,3-diphosphogly eerie aeid 



Triosephosphatei^phospho- 

 glyceric acid 



Lactic acid<=^pyruvic acid 



Alcohol<=^acetaIdehyde 



Methyll 



Propyl plcohoI<=^ 

 Amyl J 

 Form- ) 



Propion- [aldehyde 

 Valer- J 



2 R • CHO+HjO^R COOH 

 +RCn20H 



Malic acid<=^oxalacetic acid 



a-glycerophosphate<=^phospho- 

 glyceraldehyde 



/3-hydroxybutyric acid^aceto- 

 acetic acid 



Formic acid<=^C02 



Glucose-6-monophosphate 

 (Robison ester)— >phospho- 

 hexonic acid 



Phosphohexonic acid 



Decarboxylation and dehydro- 

 genation 



Isocitric acid<^a-keto-/3-carboxy- 

 glutaric acid 



Glucose^gluconic acid 

 Glutamic acid 



it 



Iminoglutaric acid 



Co I Obtained by Warburg and Christian 4 1 

 in crystalline state from yeast 



Co I Crude preparations from animal tis- 70 

 sues. Identical with 1,3-diphospho- 71 

 glyceraldehyde apodehydrogenase? 



Co I Prepared by Straub in a crystalline 72 

 form from heart 



Co I Obtained by Negelein and Wulff in 51 

 crystalline form from yeast 



Co I Crude preparations from animal tis- 46 

 sues. Identical with ethyl alcohol 

 apodehydrogenase ? 



Co I Aldehyde mutase; crude prepara- 73 

 tions from liver 



Co I Crude preparations from animal tis- 74 

 sues 



Co I Crude preparations from yeast and 75 

 tissues 



Co I Crude preparations from animal tis- 76 

 sues 



Co I Crude preparations from seeds and 49 

 B. coli 



Co II Obtained from yeast in a highly 77 

 purified state by Negelein and 

 Gerischer 



Co II Purified preparation obtained from 78 

 yeast by Warburg and Christian 



Co II Crude preparations from seeds, ani- 79 

 mal tissues, and yeast 



Co I or Crude preparations from liver and 45 

 Co II yeast 



Co II For apoenzyme from yeast and B. 80 



coli; 

 Co I or For apoenzyme from animal tissues; 

 Coll 



Co I For apoenzyme from plants 



123 



