Glycolysis and Glycogen Flashcards

1
Q

Glucose + ATP Glucose-6P + ADP

A
  • Glycolysis step 1
  • Hexokinase (Glucokinase in liver)
  • ATP cofactor
  • Phosphorylation
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2
Q

Glucose-6P Fructose-6P

A
  • Glycolysis step 2
  • Phosphoglucose isomerase
  • Isomerization
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3
Q

Fructose-6P + ATP Fructose-1,6-bisphosphate

A
  • Glycolysis step 3
  • Phosphofructokinase
  • ATP cofactor
  • Phosphorylation
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4
Q

Fructose-1,6-bisphosphate Dihydrozyacetone-P (DHAP) + Glyceraldehyde (GAP)

A
  • Glycolysis step 4
  • Aldolase
  • Aldol cleavage
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5
Q

Dihydroxyacetone-P (DHAP) Glyceraldyhyde-P (GAP)

A
  • Glycolysis step 5
  • Triose-P Isomerase
  • Isomerization
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6
Q

GAP + Pi + NAD+ 1,3-bisphosphoglycerate + NADH

A
  • Glycolysis step 6
  • GAPDH
  • NAD+ cofactor
  • Acyl thioster intermediate
  • Oxidation + Phosphorylation
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7
Q

1,3-bisphosphoglycerate + ADP 3-Phosphoglycerate + ATP

A
  • Glycolysis Step 7
  • Phosphoglycerate kinase
  • ADP cofactor
  • Substrate-Level Phosphorylation
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8
Q

3-Phosphoglycerate 2-Phosphoglycerate

A
  • Glycolysis Step 8
  • Phosphoglycerate Mutase
  • P-His Prosthetic Group
  • Intramolecular Phosphoryl Transfer
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9
Q

2-Phosphoglycerate Phosphoenolpyruvate + H2O

A
  • Glycolysis step 9
  • Enolase
  • Dehydration
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10
Q

Phosphoenol Pyruvate + ADP Pyruvate + ATP

A
  • Glycolysis Step 10
  • Pyruvate Kinase
  • ADP cofactor
  • Substrate-Level Phosphorylation
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11
Q

Glucose-6-P Glucose-1-p

A
  • Glycogen Metabolism step 1
  • Phosphoglycomutase
  • P-Ser prosthetic group
  • Intramolecular Phosphoryl Transfer
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12
Q

Glucose-1-P + UTP UDP-Glucose + PPi

PPi –> 2Pi

A
  • Glycogen Metabolism step 2
  • UDP-GLU Pyrophosphorylase/Pyrophosphatase
  • UTP Cofactor
  • Phosphoanhydride exchange
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13
Q

UDP-Glucose + Glycogen –> UDP + Glycogen (+1)

A
  • Glycogen metabolism step 3
  • Glycogen synthase
  • UDP Cofactor
  • Glucosyl transfer
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14
Q

7-residue fragment linked 1,4 –> new 1,6 linked branch

A
  • glycogen metabolism step 4
  • Branching Enzyme
  • Transglycosylation
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15
Q

Terminal 1,4 linked glucosyl + Pi –> Glucose-1-P

A
  • glycogen metabolism step 5
  • Glycogen phosphorylase
  • Phosphorolysis
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16
Q

Trisaccharide from one 4-residue branch to another branch

A
  • glycogen metabolisms step 6
  • Debranching Enzyme
  • Transglycosylation
17
Q

Cleavage of single 1,6 linked Glucosyl –> Glucose

A
  • glycogen metabolism step 7
  • Debranching enzyme
  • hydrolysis
18
Q

Glucose-1-P -> Glucose-6-P

A
  • glycogen metabolism step 8
  • reverse of step 1
  • phosphoglucomutase
  • P-Ser prosthetic group
  • intramolecular phosphoryl transfer