Amino Acids

Question 1

Alanine abbrv.

Answer 1

A, Ala

Question 2

Arginine abbrv.

Answer 2

R, Arg

Question 3

Asparagine abbrv.

Answer 3

N, Asn

Question 4

Aspartic Acid abbrv.

Answer 4

D, Asp

Question 5

Cysteine abbrv.

Answer 5

C, Cys

Question 6

Glutamine abbrv.

Answer 6

Q, Gln

Question 7

Glutamic Acid abbrv.

Answer 7

E, Glu

Question 8

Glycine abbrv.

Answer 8

G, Gly

Question 9

Histidine abbrv.

Answer 9

H, His

Question 10

Isoleucine abbrv.

Answer 10

I, Ile

Question 11

Leucine abbrv.

Answer 11

L, Leu

Question 12

Lysine abbrv.

Answer 12

K, Lys

Question 13

Methionine abbrv.

Answer 13

M, Met

Question 14

Phenylalanine abbrv.

Answer 14

F, Phe

Question 15

Proline abbrv.

Answer 15

P, Pro

Question 16

Serine abbrv.

Answer 16

S, Ser

Question 17

Threonine abbrv.

Answer 17

T, Thr

Question 18

Tryptophan abbrv.

Answer 18

W, Trp

Question 19

Tyrosine abbrv.

Answer 19

Y, Tyr

Question 20

Valine abbrv.

Answer 20

V, Val

Question 21

What is the difference bw aromatic and aliphatic

Answer 21

Aromatic contains benzene rings and aliphatic doesn’t

Question 22

What does a benzene ring look like

Answer 22

Closed ring of 6 carbons alternating double and single bonds

Question 23

Which amino acids are alpha helix breakers

Answer 23

Proline (P), and glycine (G)

Question 24

Acidic + negatively charged amino acids

Answer 24

Aspartate (D), Glutamate (E)

Question 25

Basic + positively charged amino acids

Answer 25

Histidine (H), Arginine (R), Lysine (K)

Question 26

Which amino acids absorb UV light

Answer 26

Tryptophan (W), Tyrosine (Y), Phenylalanine (F)

Question 27

Which amino acids contain sulphur

Answer 27

Methionine and Cysteine

Question 28

Which amino acid is the only one that can form disulfide bridges

Answer 28

Cysteine

Question 29

What is the only flexible achiral amino acid

Answer 29

Glycine

Question 30

What does achiral mean

Answer 30

The mirror image is the same as the regular

Question 31

Which amino acids have OH- groups/phosphorylatable

Answer 31

Serine (S). Threonine (T), Tyrosine (Y)

Question 32

What does having an OH group/alcohol allow for

Answer 32

It allows the amino acids to be phosphorylated by protein kinases

Question 33

Why is Proline an alpha helix breaker

Answer 33

It has a secondary amine group and no amide proton which means it can't form hydrogen bonds

Question 34

Aromatic amino acids

Answer 34

Tryptophan (W), Phenylalanine (F), Tyrosine (Y)

Question 35

Nonpolar, hydrophobic, and aliphatic amino acids

Answer 35

Valine, Isoleucine, Proline, Glycine, Leucine, Alanine, Methionine

Question 36

Polar uncharged amino acids

Answer 36

Serine, Threonine, Tyrosine, Asparagine, Cysteine, Glutamine

Question 37

What is Tryptophan a precursor for

Answer 37

Serotonin biosynthesis

Question 38

What is Tyrosine a precursor for

Answer 38

Dopamine, epinephrine, norepinephrine biosynthesis

Question 39

Which amino acids are ketogenic

Answer 39

Leucine and lysine

Question 40

What does ketogenic mean

Answer 40

Converted to ketone bodies

Question 41

Which amino acid acts as a physiological buffer and why

Answer 41

Histidine due to pK