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Flashcards in Biochemistry Deck (205)
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1

4 important structures of amino acids

Amino
Hydrogen
Carboxyl
R group

2

This part of amino acid will determine the classification of the amino acid

R group

3

Amino acids will exist in state. It means a molecule/ ion having separate positively and negatively charged groups

Zwitterion

4

Amino acid can act either as acid or base which means it is ____

Amphoteric

5

Classificatgion of amino acids based on R group

Nonpolar (hydrophobic)
Polar but uncharged
Charged
A. Negatively charged (acidic)
B. Positively charged (basic)

6

Basic amino acids

Histidine
Arginine
Lysine

HAL - Basic

7

What are acidic amino acids

Aspartate
Glutamate

AG

8

What are branched chain amino acids

Leucine
Isoleucine
Valine

LIV - Branch out to others so that they may LIV

9

What is the disease that arises from defect from branched chain amino acids (cannot break down amino acids leucine, isoleucine and valine)?

Maple syrup disease

10

What are the essential amino acids

PTV TIM HALL
Phenylalanine
Valine
Treonine
Tryptophan
Isoleucine
Methionine
Histidine
Arginine
Leucine
Lysine

11

The only purely ketogenic amino acids

Leucine
Lysine

12

What are the non polar amino acids
(Aliphatic)

Glycine
Alanine
proline

13

What amino acids absorb UV light?

Tryptophan
Tyrosine
Phenylalanine

Because of the presence of aromatic ring structure

14

What are the aromatic amino acids?

Phenylalanine
Tyrosine
Typtophan

15

Precursor amino acid for serotonin?

Tryptophan

16

Precursor for vitamin B3 (niacin)

Tryptophan

17

Tyrosine is precursor for what compounds

Epinephrine
Norepinephrine
Dopamine
Melanin

18

Which amino acids has the largest side chain?

Tryptophan

19

Which amino acid has the smallest side chain?

Glycine

20

Precursor of melatonin

Tryptophan

21

2 disorders of melanocytes

Vitiligo
Albinism

22

Precursor of catecholamines

Tyrosine

23

Type of cells that produce epinephrine and norepinephrine

Chromaffin cells (found in adrenal gland)

24

Precursor of T3 and T4

Tyrosine

25

Precursor of tyrosine

Phenylalanine

26

Precursor of GABA

Glutamate

27

Precursor of glutathione

Glutamate

28

Immunoglobulin fraction synthesized by the humoral system

Gamma globulins

29

Biological functions of gamma globulin

Immunization
Allergic reaction
Neutralization of foreign bodies

30

The immunoglobulin is synthesized by

Humoral system