Biochem midterm/final

Biochem midterm/final - Name_ Answer the following...

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1. Which of the following amino acids is most likely to be found buried in the core of a properly folded protein? A) Lys B) Ile C) Gln D) Thr E) Asp 1) A B C D E 2. Which of the following amino acids can both accept and donate H-bonds on its side chain ? A) Phe B) Gly C) Ala D) Leu E) Gln 2) A B C D E 3. Which of the following amino acids is a disruptor or breaker of secondary structure ? A) Phe B) Ile C) Ala D) Glu E) Ser 3) A B C D E 4. By what factor does a typical enzyme speed up reaction rates compared to uncatalyzed reaction? A) 1000 fold B) 10 fold C) 10000 fold D) 10000000000 fold E) 100 fold 4) A B C D E 5. Identify the amino acid drawn on the right: A) Tryptophan B) Proline C) Tyrosine D ) Histidine E) Phenylalanine 5) A B C D E 6. At right are two views of triose phosphate isomerase, an α/β barrel protein. (Arrow symbols represent strands of a parallel β -sheet, cylinders represent segments of α -helix.) Where in this structure are you most likely to find the amino acid glutamate ? A) On the inside core of the β -sheet. B) On the side of the β -sheet facing the α - helices. C) On the side of the α - helices facing the β -sheet. D)
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This note was uploaded on 12/08/2011 for the course BIOC 2580 taught by Professor D.josephy,j.dawson during the Fall '09 term at University of Guelph.

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Biochem midterm/final - Name_ Answer the following...

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