drk1980 Forum Guru

Topics: 147 Posts: 1,038
| | 02/18/06 - 08:21 AM  
 
   
 
|   #1 |
name all the vitamin and mineral cofactors for the respective enzymes in the following reaction. Tyrosine----(1.Tyrosine Hydroxylase)----> L-Dopa ----(2.Dopa Decarboxylase)----> Dopamine ----(3.Dopamine beta-Hydroxylase)---> N.E.----(4.PNMT)----> Epinephrine
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| mjl1717 Forum Hero

Topics: 955 Posts: 5,451
| | 02/19/06 - 12:58 PM  
 
   
 
|   #2 |
[Good Classic q and Hi Yeild drk1980, dont see why the others didnt jump on it] #1)BH4----could be defiicent in variants of PKU. #2) Vitamin B6 #3 Cu++ and Vitamin C 4)SAM
___________________ Smell the coffee! "Is That an Osler move??"
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| drk1980 Forum Guru

Topics: 147 Posts: 1,038
| | 02/27/06 - 08:03 AM  
 
   
 
|   #3 |
PKU?? thts phenylalanine hydroxylase i think!!
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| krsna Forum Senior
Topics: 1 Posts: 211
| | 02/28/06 - 11:39 AM  
 
   
 
|   #4 |
could u pls elaborate on ur ans for the 1st one mjl1717.ok with the cofactor but why is it different in pku?anything to do with the fact that tyrosine is derived from phenylalanine? thnx
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