Amino Acids

Question 1

what are the four categories of amino acid?

Answer 1

1. hydrophobic (aliphatic or aromatic)
2. charged hydrophilic (positive or negative)
3. polar
4. aromatic

Question 1

what are the 9 hydrophobic amino acids?

Answer 1

1. glycine (gly)
2. alanine (ala)
3. valine (val)
4. leucine (leu)
5. isoleucine (ile)
6. proline (pro)
7. phenylalanine (phe)
8. tryptophan (trp)
9. methionine (met)

Question 2

what are the 3 positive charged hydrophilic amino acids?

Answer 2

1. lysine (lys)
2. arginine (arg)
3. histidine (his)

Question 3

what are the 2 negative charged hydrophilic amino acids?

Answer 3

1. aspartic acid (asp)
2. glutamic acid (glu)

Question 4

what are the 6 polar amino acids?

Answer 4

1. serine (ser)
2. threonine (thr)
3. tyrosine (tyr)
4. asparagine (asm)
5. glutamine (gln)
6. cysteine (cys)

Question 5

what are the three aromatic amino acids?

Answer 5

1. phenylalanine (phe)
2. tryptophan (trp)
3. tryosine (tyr)