Pfizer Handbook of Microbial Metabolites 



14 



Glucose 



C 



ATP 

 ADP 



Glucose-6-phosphate 



jr 



Froctose-6-phosphate 



C 



ATP 

 ADP 



Fructose-l,6-diphosphate 



l\ 



D-Glyceraldehyde-3-phosphafe ;:i Dihydroxyacetone Phosphate 



-11 /*DPN© 

 H3PO4 11 V^DPNH + H© 



D-1, 3-Diphosphoglyceric Acid 



D-3-Phosphoglyceric Acid 



11 

 D-2-Phosphoglyceric Acid 



H2O 



Phosphoenoipyruvic Acid 



"- S.ATP 

 Pyruvic Acid 



Acetaldehyde + CO2 



11 /*DPNH + H© 

 1^ ^DPN© 



Ethanol 



Many molds, actinomycetes and bacteria use this system to 

 some degree. Variations occur, and intermediates may feed in 

 from other sources, for example, triose phosphate from the pen- 



