Essential Amino Acids Functions

Question 1

• Complex amino acid found at the catalytics (Active) sites of proteins an enzymes
• amine-containing side chain

Answer 1

Arginine

Question 2

Role in
- cell division
- healing of wounds
- stimulation of protein synthesis
- release of hormones

Answer 2

Arginine

Question 3

Req for generation of urea and synthesis of creatine

Answer 3

Arginine

Question 4

• Has imidazole side chain
• basic amino acid

Answer 4

Histidine

Question 5

Source of carbon atoms in the synthesis of purines

Answer 5

Histidine

Question 6

Histamine stimulates the secretion of a digestive enzyme —

Answer 6

Gastrin

Question 7

• help grow and repair body tissues
• maintain myelin sheaths
• manufacture RBC and WBC
• protect body from heavy metal toxicity
• stimulate secretion of gastric
• acts as catalytic site

Answer 7

Histidine

Question 8

• help maintain, repair, heal muscle tissues, skin, bones
• hemoglobin formation
• regulate blood glucose
• maintain energy levels

Answer 8

Isoleucine

Question 9

Amino acids that are included in the group of branched-chain amino acids

Answer 9

Valine
Isoleucine
Leucine

(VIL)

Question 10

Second most common amino acid

Answer 10

Leucine

Question 11

For optimal growth of infants and nitrogen balance of adults

Answer 11

Leucine

Question 12

Function of LEUCINE in conjunction w isoleucine and valine

Answer 12

• helps in healing of muscle tissue, skin, and bones
• lowers blood glucose
• aids in recovery from surgery

Question 13

• basic ph
• has net positive charge

Answer 13

Lysine

Question 14

• Helps in absorption and conversation of calcium
• formation of collagen

Answer 14

Lysine

Question 15

Role in
- production of antibodies
- lowers triglyceride levels
- proper growth and bone development in children
- maintain proper nitrogen balance in adults

Answer 15

Lysine

Question 16

Helps initiate translation of mRNA — first amino acid incorporated into the N-terminal position

Answer 16

Methionine

Question 17

Source of sulfur

Answer 17

Methionine
Cysteine

Question 18

• assist in breakdown of fats
• detoxify lead and other heavy metals
• diminish muscle weakness
• prevents brittle hair

Answer 18

Methionine

Question 19

Reacts with ATP to contribute to the synthesis of epinephrine and choline

Answer 19

Methionine

Question 20

Non polar amino acid - due to hydrophobic nature of benzyl side chain

Answer 20

Phenylalanine

Question 21

• promotes alertness and vitality
• elevates mood
• decreases pain
• aids in memory and learning

Answer 21

Phenylalanine

Question 22

Treat arthritis and depression

Answer 22

Phenylyalanine

Question 23

• Used by brain to produce norepinephrine
• interferes w production of serotonin
• uses an active transport channel to cross blood-brain barrier

Answer 23

Phenylalanine

Question 24

-Part composition of aspartame - natural sweetener
- plays a key role in biosynthesis of other amino acids

Answer 24

Phenylalanine

Question 25

Alcohol-containing amino aid important in formation of protein, collagen, elastin, and tooth enamel

Answer 25

Threonine

Question 26

Important in production of neurotransmitters and health of nervous system

Answer 26

Threonine

Question 27

- Helps maintain proper protein balance - aids liver function, metabolism, and assimilation

Answer 27

Threonine

Question 28

Formed from proteins during digestion by the action of proteolytic enzymes

Answer 28

Tryptophan

Question 29

Precursor for serotonin and melatonin

Answer 29

Tryptophan

Question 30

- natural relaxant - helps alleviate insomnia - soothes anxiety - reduces depression

Answer 30

Tryptophan

Question 31

- used in treatment of migraine headaches - aids in weight control by reducing apetite - helps control hyperactivity in children

Answer 31

Tryptophan

Question 32

Branched chain amino acid that is a constituent of fibrous protein

Answer 32

Valine

Question 33

- needed for muscle metabolism and coordination - tissue repair - maintenance of nitrogen balance

Answer 33

Valine

Question 34

Used by muscle tissue as an energy source

Answer 34

Valine

Question 35

used in treatments for -muscle, mental, and emotional problems - anxiety - liver and gallbladder disease

Answer 35

Valine