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Kaplan Qbank USMLE



Author6 Posts
  #1

Does hydroxylation of proteins occur on smooth ER or rough ER?

  #2

I think SER i dont know where i have read it but this i know that SER has to do something with protein foldings Will have to chk.

___________________
FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."

  #3

Damn i m WrONG

SER =
1) Syn of Membrane Phospholipids, Steriod Hormones,
2) Drug Detoxification by Cyto P450 & Glucuronyl Transferase
3) Glycogen Degradation
4) Fatty Acid Elongation
5) Lipolysis & Lipoprotein Assmebly
6) Calcium Fluxes in Muscles

RER=
1) Syn of Secretory Proteins ( Insulin), Cell Membrane Proteins (receptors), Lysosomal Enzymes.
2) Co-translational Modification of Proteins ( N-linked Glycosylation & Hydroxylation)
3) Folding of Nascent Protein into three Dimensional structure
4) Cleavage of Signal Sequence


___________________
FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."

  #4

nice find! thanks smiling face I was thinking it was smooth ER first too but I found a few sources that said RE. Thanks for the confirmation.

  #5

Hey Igor U find Something different from My Answer Start the Discussion cos i really like to have one ok.

___________________
FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."

  #6

it has to be RER.........

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i m not perfect but i wanna get close to it......







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