Pantothenic Acid (Vitamin B5) Flashcards
1
Q
Structure of pantothenic acid
A
D-Pantoic acid and β-Alanine in amide linkage
2
Q
What is the role of pantothenic acid?
A
Component of Coenyme A (CoA-SH)
Pantothenic acid is an important part of fatty acid synthase complex
3
Q
What is the role of coenzyme A in metabolism?
A
Oxidation of carbohydrates
Formation of fatty acids
TCA cycle
4
Q
What is the RDA of pantothenic acid?
A
5-10 mg/day
5
Q
What are the food sources of pantothenic acid?
A
Excellent Sources: Meat, eggs, whole grains, legumes
Good sources: Milk, vegetables, fruit
6
Q
Why is deficiency of pantothenic acid rare?
A
Widely available in a number of foods
Seen only in experimental animal models and during famine
