Proteins and Amino Acids Flashcards
1
Q
What are the building blocks of protein called?
A
Amino Acids
2
Q
How many of these building blocks are there?
A
20
3
Q
When a solution of amino acids is placed in plane polarized light, what happens?
A
It bends to the left. AAs are naturally L.
4
Q
Name the aliphatic amino acids
A
Glycine
Alanine
Isoleucine
Leucine
Valine
5
Q
What does R- mean?
A
Side chain
6
Q
Name the amino acids where the R = hydroxyl group
A
- Serine
- Threonine
- Tyrosine
7
Q
Name the AAs where R contains S
A
- Cysteine
- Methionine
8
Q
Food sources of AAs that contain S
A
- Cruciferous vegetables
- Eggs
- Onions
- Asparagus
9
Q
Which AA contains a disulfide bond/bridge?
A
Cysteine
10
Q
Name the acidic AAs
A
- Aspartic Acid
- Glutamic Acid
11
Q
What is the charge of the salts of the acidic amino acids?
A
- Negative 1
12
Q
What are the amides of the acidic amino acids?
A
- Asparagine
- Glutamine
13
Q
Name the basic amino acids
A
- Histidine
- Arginine
- Lysine
14
Q
What is the charge of the basic amino acids?
A
Positive
15
Q
Name the aromatic amino acids
A
- Phenylalanine
- Tyrosine
- Tryptophan
