Amino Acids

Question 1

Glycine

Answer 1

Gly, G; Achiral; nonpolar and nonaromatic side chains

Question 2

Alanine

Answer 2

Ala, A; Nonpolar and nonaromatic side chains; hydrophobic

Question 3

Valine

Answer 3

Val, V; Nonpolar and nonaromatic side chains; hydrophobic

Question 4

Leucine

Answer 4

Leu, L; nonpolar and nonaromatic side chains; hydrophobic

Question 5

Isoleucine

Answer 5

Ile I; nonpolar and non aromatic side chains; hydrophobic

Question 6

Methionine

Answer 6

Met, M; nonpolar and nonaromatic side chains; hydrophobic

Question 7

Proline

Answer 7

Pro, P; nonpolar, nonaromatic side chains; hydrophobic

Question 8

Arginine

Answer 8

Arg, R; positively charged (basic) side chains; hydrophilic

Question 9

Lysine

Answer 9

Lys, K; Positively charged (basic) side chains; hydrophilic

Question 10

Histidine

Answer 10

His, H; positively charged (basic) side chains; hydrophilic

Question 11

Tryptophan

Answer 11

Trp, W; aromatic side chain (double ring); hydrophobic

Question 12

Phenylalanine

Answer 12

Phe, F; aromatic side chain (benzyl); hydrophobic

Question 13

Tyrosine

Answer 13

Tyr, Y; aromatic side chain (benzyl with -OH); partially hydrophobic

Question 14

Serine

Answer 14

Ser, S; polar, nonaromatic side chain; hydrophilic

Question 15

Threonine

Answer 15

Thr, T; polar, nonaromatic side chain; hydrophilic

Question 16

Asparagine

Answer 16

Asn, N; polar, nonaromatic side chain; hydropjilic

Question 17

Glutamine

Answer 17

Gln, Q; polar, nonaromatic side chain; hydrophilic

Question 18

Cysteine

Answer 18

Cys, C; polar, nonaromatic side chain; hydrophilic

Question 19

Aspartic acid (aspartate)

Answer 19

Asp, D; negatively charged (acidic) side chains; hydrophilic

Question 20

Glutamic acid (glutamate)

Answer 20

Glu, E; negatively charged (acidic) side chains; hydrophilic