Pfizer Handbook of Microbial Metabolites 



536 



Cysteine 



i 

 CH3 OH O 



I I II 

 HOCH2— C CH— C— NH— CHo— CH2— COOH 



CH3 



Pantothenic Acid 



O 



T 



COOH 

 Pantothenylcysteine 



CH3 OH O 



HOCH2— C CH— C— NH 



I I 



CH3 CHz 



I 

 CHz 



I 

 HSCH2— CH2NHC=0 



Pantetheine 



ATP 

 ADP 



CH3 OH O 



HO— P— O— CH2— C CH— C- 



I I 



OH CHs 



Pantothenic Acid 

 4'-Phosphate 



r'^Cysteine 



CH3 OH O 



I I II 

 HO— P— O— CH2— C CH— C 



I I 



OH CH3 



NH 



I 

 CHz 



CH2 



COOH 



o 



T 



NH 



I 

 CH2 



I 

 CH2 



I 

 HSCHz- CH— NH— C=0 



COOH 



Pantethenylcysteine- 

 4'-Phosphate 



O CH3 OH O ^ O 



T I I II 



HO— P— O— CH2— C CH— C— NH— CH2— CH2— C— NH— CH2— CH2SH 



OH CH3 



Pantetheine-4'-phosphate 



11 ATP 



