Term
| Which amino acids have aliphatic sidechains? |
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Definition
| GLY, ALA, VAL, LEU, PRO, ILE |
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Term
| Which of the amino acids have aromatic sidechains? |
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Definition
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Term
| Which of the amino acids are basic? |
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Definition
| HYS, LYS, ARG (His lysp argavatessssss me.) |
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Term
| Which of the amino acids are acidic? |
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Definition
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Term
| Defects in the metabolism of which amino acids lead to maple syrup urine disease? |
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Definition
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Term
| What disorders arise from defects in the metabolism of tyrosine? Phenylalanine? |
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Definition
TYR - tyronosis, albinism, alcaptonuria
PHE - Phenylketonuria (retardation, early death) |
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Term
| With respect to amino acids we discussed, what is the cause of pellegra? |
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Definition
| deficiency of TRP in the diet. Causes diarrhea, dermatitis, dementia. |
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Term
| Which amino acids have hydroxyl group sidechains? Contain sulfur? When in proteins, what kinds of reactions occur? |
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Definition
hydroxyl - SER, THR. Undergo phosphorylation reactions in situ.
sulfur - CYS MET. CYS can do disulfide linkages. |
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Term
| What are the essential amino acids? |
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Definition
(The angry PVT TIM HALL).
PHE, VAL, THR, TRP, ILE, MET, HIS, ARG (in children), LYS, LEU |
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Term
| Name 4 compounds from which amino acids are the precursors. |
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Definition
| Histamine (HIS), Serotonin (TRP), Hemes and purines (GLY, SER), Glucose (ALA), Thyroid Hormone (TYR), Pyrimidines (SER) |
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