Hydrophobic/ Polar/ Basic / Acid Amino Acids

Question 1

G (Gly) Glycine - is often found in the turn region of the protein and is very flexible

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 1

Hydrophobic

Question 2

A (Ala) Alanine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 2

Hydrophobic

Question 3

V (Val) Valine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 3

Hydrophobic

Question 4

P (Pro) Proline -is often found in the turn region of a protein

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 4

Hydrophobic

Question 5

L (Leu) Leucine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 5

Hydrophobic

Question 6

I (Ile) Isoleucine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 6

Hydrophobic

Question 7

F (Phe) Phenylalanine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 7

Hydrophobic

Question 8

M (Met) Methionine - the MetS (contains a sulfur in its structure)

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 8

Hydrophobic

Question 9

W (Trp) Tryptophan -contains two rings

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 9

Hydrophobic

Question 10

S (Ser) Serine - contains (-OH)

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 10

Polar

Question 11

T (Thr) Threonine - contains (-OH)

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 11

Polar

Question 12

Y (Tyr) Tyrosine - contains (-OH)

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 12

Polar

Question 13

C (Cys) Cysteine -contains sulfur group, important for disulfide bonding

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 13

Polar

Question 14

N (Asn) Asparagine -carboxamide side group

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 14

Polar

Question 15

Q (Gln) Glutamine

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 15

Polar

Question 16

K (Lys) Lysine - contains an epsilon amino group

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 16

Basic (Positively Charged)

Question 17

R (Arg) Arginine - contains a gonidium group

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 17

Basic (Positively Charged)

Question 18

H (His) Histidine - contains imidazole group, can bind or release protons near physiological pH

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 18

Basic (Positively Charged)

Question 19

D (Asp) Aspartate - Aspartic acid when protonated, beta carboxyl group un side chain

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 19

Acidic (Negatively Charged)

Question 20

E (Glu) Glutamate - GluE, Glutamic acid when protonated, contains one more branch (gamma carbon) than aspartate, and has the same terminal carboxyl group (gamma carboxyl group) in the side chain

-Hydrophobic
-Polar
-Basic (Positively Charged)
-Acidic (Negatively Charged)

Answer 20

Acidic (Negatively Charged)