Amino Acids, Peptides & Proteins

Question 0

What is the abbreviation for Arginine? What is the nature of its side chain or R group?

Answer 0

Arg
Polar
Positive

***Essential in diet

Question 1

What is the abbreviation for alanine? What is the nature of its side chain or R group?

Answer 1

Ala
non-polar
aliphatic (straight chain)
with relatively low hydrophobicity

Question 2

What is the abbreviation for Asparagine? What is the nature of its side chain or R group?

Answer 2

Asn
Polar
Uncharged

Question 3

What is the abbreviation for Aspartic acid? What is the nature of its side chain or R group?

Answer 3

Asp
polar
negative

Question 4

What is the abbreviation for Cysteine? What is the nature of its side chain or R group?

Answer 4

Cys
Polar
Uncharged

Question 5

What is the abbreviation for Glutamine? What is the nature of its side chain or R group?

Answer 5

Gln
Polar
Uncharged

Question 6

What is the abbreviation for Glutamic Acid? What is the nature of its side chain or R group?

Answer 6

Glu
polar
negative

Question 7

What is the abbreviation for Glycine? What is the nature of its side chain or R group?

Answer 7

Gly
Non-polar
aliphatic (straight-chain)
relatively low hydrophobicity

Question 8

What is the abbreviation for Histidine? What is the nature of its side chain or R group?

Answer 8

His
polar
positive

***essential in diet

Question 9

What is the abbreviation for Isoleucine? What is the nature of its side chain or R group?

Answer 9

Ile
nonpolar
aliphatic (straight-chain)
relatively high hydrophobicity

***Essential in diet

Question 10

What is the abbreviation for Leucine? What is the nature of its side chain or R group?

Answer 10

Leu
nonpolar
aliphatic (straight-chain)
relatively average hydrophobicity

***Essential in diet

Question 11

What is the abbreviation for Lysine? What is the nature of its side chain or R group?

Answer 11

Lys
polar
positive

***essential in diet

Question 12

What is the abbreviation for Methionine? What is the nature of its side chain or R group?

Answer 12

Met
nonpolar
aliphatic (straight-chain)
relatively high hydrophobicity

***essential in diet

Question 13

What is the abbreviation for Phenylalanine? What is the nature of its side chain or R group?

Answer 13

Phe
aromatic
relatively high hydrophobicity

***essential in diet

Question 14

What is the abbreviation for Proline? What is the nature of its side chain or R group?

Answer 14

Pro
polar
uncharged

Question 15

What is the abbreviation for Serine? What is the nature of its side chain or R group?

Answer 15

Ser
polar
uncharged

Question 16

What is the abbreviation for Threonine? What is the nature of its side chain or R group?

Answer 16

Thr
polar
uncharged

***essential in diet

Question 17

What is the abbreviation for Tryptophan? What is the nature of its side chain or R group?

Answer 17

Trp
aromatic
average hydrophobicity

***essential in diet

Question 18

What is the abbreviation for Tyrosine? What is the nature of its side chain or R group?

Answer 18

Tyr
aromatic
relatively low hydrophobicity

Question 19

What is the abbreviation for Valine? What is the nature of its side chain or R group?

Answer 19

Val
nonpolar
aliphatic (straight-chain)
relatively average hydrophobicity

***essential in diet

Question 20

What amino acid is abbreviated by Ala?

Answer 20

Alamine

Question 21

What amino acid is abbreviated by Arg?

Answer 21

Arginine

Question 22

What amino acid is abbreviated by Asn?

Answer 22

Asparagine

Question 23

What amino acid is abbreviated by Asp?

Answer 23

Aspartic acid

Question 24

What amino acid is abbreviated by Cys?

Answer 24

Cystine

Question 25

What amino acid is abbreviated by Gln?

Answer 25

Glutamine

Question 26

What amino acid is abbreviated by Glu?

Answer 26

Glutamic acid

Question 27

What amino acid is abbreviated by Gly?

Answer 27

Glycine

Question 28

What amino acid is abbreviated by His?

Answer 28

Histidine

Question 29

What amino acid is abbreviated by Ile?

Answer 29

Isoleucine

Question 30

What amino acid is abbreviated by Leu?

Answer 30

Leucine

Question 31

What amino acid is abbreviated by Lys?

Answer 31

Lysine

Question 32

What amino acid is abbreviated by Met?

Answer 32

Methionine

Question 33

What amino acid is abbreviated by Phe?

Answer 33

Phenylalanine

Question 34

What amino acid is abbreviated by Pro?

Answer 34

Proline

Question 35

What amino acid is abbreviated by Ser?

Answer 35

Serine

Question 36

What amino acid is abbreviated by Thr?

Answer 36

Threonine

Question 37

What amino acid is abbreviated by Trp?

Answer 37

Tryptophan

Question 38

What amino acid is abbreviated by Tyr?

Answer 38

Tyrosine

Question 39

What amino acid is abbreviated by Val?

Answer 39

Valine