Metabolism — Flashcards

Flashcard 891: Pegademase is a PEGylated _____ used for treatment of the second most common form of SCID

Answer: Adenosine Deaminase

Flashcard 892: If the Y-intercept increases on a lineweaver-burke plot, the Vmax has _____

Answer: decreased

Flashcard 893: Each alpha- and beta-tubulin heterodimer of a microtubule has 2 _____ bound.

Answer: GTP

Extra: Alpha-tubulin binds GTP permanently (non-exchangeable), while beta-tubulin binds GTP reversibly and can hydrolyze it to GDP (exchangeable).

Flashcard 894: What do the carrier molecules CoA and lipoamide carry in their activated forms? _____

Answer: Acyl groups

Flashcard 895: Alcohol dehydrogenase operates via _____-order kinetics

Answer: zero

Flashcard 896: Which Krebs' cycle enzyme requires the same 5 cofactors as pyruvate dehydrogenase (TLCFN)? _____

Answer: Alpha-ketoglutarate dehydrogenase

Flashcard 897: Which amino acid is the precursor to histamine? _____

Answer: Histidine

Flashcard 898: Vitamin D2 is obtained via _____.

Answer: plants

Flashcard 899: Conversion of oxaloacetate to phosphoenolpyruvate requires a molecule of _____

Answer: GTP

Flashcard 900: Insulin stimulates amino acid uptake into cells and _____ protein synthesis in muscles

Answer: increases