Metabolic Pathways

Question 1

The activity of AST requires which vitamin as coenzyme?

Answer 1

Vitamin B6

Question 2

Vitamin B1 / Thiamine is used as a cofactor of what enzymes? (4)

Answer 2

Branched-chain Amino Acid Dehydrogenase
Alpha-ketoglutarate dehydrogenase
Transketolase
Pyruvate dehydrogenase

( Thiamine BATa Pa )

Question 3

Vitamin B6 / Pyridoxine is used as a cofactor of what enzymes? (6)

Answer 3

1. Decarboxylation of glutamate & histidine
2. ALA Synthase
3. Cystarhionine synthase
4. Synthesis of Niacin from Tryptophan (W)
5. Glycogen phosphorylase
6. GOT/AST , GPT/ ALT

( Pyr DACS GG)

Question 4

Heme Synthesis Substrates ?

Answer 4

Allan Puts His Untiring Care, Parents Proud of Heme.

Alasynthase
Porphobilinogen
Hydroxymethylbilane
Uroporphyrinogen
Coproporphyrinogen
Protophorhyrinogen
Protophorphyrin
Heme

Question 5

Vitamin B12 / Cobalamin is used as a cofactor of what enzymes? (2)

Answer 5

Methionine Synthase
Methylmalonyl CoA mutase

Question 6

Metabolic process both occur in Mitochondria and Cytoplasm? (3)

Answer 6

Heme synthesis
Urea cycle
Gluconeogenesis

HUG takes two people
New love, Blush, Kilig pag ihi
Neogenesis, Heme synthesis, Urea

Question 7

Metabolic process occurs in the cytoplasm? (3)

Answer 7

1. Glycolysis
2. HMP Shunt
3. Synthesis of : Cholesterol, Protein , Fatty Acids, Nucleotides

Question 8

Metabolic processes that only occurs in the mitochondria? (5)

Answer 8

1. Fatty acid oxidation ( B-oxidation)
2. Acetyl-CoA production
3. TCA cycle
4. Oxidative phosphorylation
5. Ketogenesis

FATOK sa Mitochondria