Amino Acids Identification

Question 1

What are the 4 substituents of the alpha-carbon of amino acids?

Answer 1

1. Carboxyl group (that dissociates to carboxylate = COOH to COO^-)
2. Amino group (NH₂)
3. R group
4. Hydrogen atom

Question 2

3-letter & 1-letter abbrv of Alanine

Answer 2

Ala; A

Question 3

3-letter & 1-letter abbrv of Arginine

Answer 3

Arg; R

Question 4

3-letter & 1-letter abbrv of Asparagine

Answer 4

Asn; N

Question 5

3-letter & 1-letter abbrv of Aspartic acid

Answer 5

Asp; D

Question 6

3-letter & 1-letter abbrv of Cysteine

Answer 6

Cys; C

Question 7

3-letter & 1-letter abbrv of Glutamic acid

Answer 7

Glu; E

Question 8

3-letter & 1-letter abbrv of Glutamine

Answer 8

Gln; Q

Question 9

3-letter & 1-letter abbrv of Glycine

Answer 9

Gly; G

Question 10

3-letter & 1-letter abbrv of Histidine

Answer 10

His; H

Question 11

3-letter & 1-letter abbrv of Isoleucine

Answer 11

Ile; I

Question 12

3-letter & 1-letter abbrv of Leucine

Answer 12

Leu; L

Question 13

3-letter & 1-letter abbrv of Lysine

Answer 13

Lys; K

Question 14

3-letter & 1-letter abbrv of Methionine

Answer 14

Met; M

Question 15

3-letter & 1-letter abbrv of Phenylalanine

Answer 15

Phe; F

Question 16

3-letter & 1-letter abbrv of Proline

Answer 16

Pro; P

Question 17

3-letter & 1-letter abbrv of Serine

Answer 17

Ser; S

Question 18

3-letter & 1-letter abbrv of Threonine

Answer 18

Thr; T

Question 19

3-letter & 1-letter abbrv of Tryptophan

Answer 19

Trp; W

Question 20

3-letter & 1-letter abbrv of Tyrosine

Answer 20

Tyr; Y

Question 21

3-letter & 1-letter abbrv of Valine

Answer 21

Val; V