Biochem Ch.14 & 15 Review

12345678910111213141516171819202122232425
Across
  1. 1. ___ is a biosynthetic precursor of nucleotides
  2. 4. Allosterically activates PFK1 and *competitively* inhibits FBPase-1
  3. 8. Converts two 5C sugars to a 3C and 7C sugar, also 4C and 5C sugars to 3C and 6C
  4. 11. FBPase-2 promotes production of this molecule, stimulating gluconeogenesis
  5. 13. Main products are NADPH and ribose 5-phosphate
  6. 16. ATP is a substrate and a negative effector of this enzyme
  7. 17. G6P dehydrogenase, lactonase, and 6-Phosphogluconate dehydrogenase are enzymes in this phase of the PPP
  8. 19. Reactions ___ from equilibrium are common points of regulation
  9. 22. Converts a 3C and 7C sugar to 6C and 4C sugars
  10. 24. Pyruvate to this molecule to anaerobically regenerate NAD+
  11. 25. Different enzymes that catalyze the same reaction
Down
  1. 2. Dephosphorylation is catalyzed by ____
  2. 3. "Reverse" process of glycolysis that occurs in the liver
  3. 5. This many nucleoside triphosphates are required to convert pyruvate back to PEP
  4. 6. Insulin ___ PFK2 to activate it
  5. 7. Allosterically activates PFK1 and inhibits FBPase-1
  6. 9. This enzyme promotes production of F26BP, stimulating glycolysis
  7. 10. Liver enzyme not inhibited by glucose-6-phosphate, so can function at a higher [glucose]
  8. 12. Allosterically activated by F-1,6-BP and inhibited by ATP, acetyl-CoA, and alanine
  9. 14. Synthesis of pyruvate and bicarbonate by pyruvate carboxylase to this molecule
  10. 15. CO2 carrier crucial to synthesis of oxaloacetate
  11. 18. Anaerobic process of converting glucose to pyruvate
  12. 20. Glucagon ___ FBPase-2 to activate it
  13. 21. Phosphorylation is catalyzed by ___
  14. 23. ___ is an electron donor in the PPP