Amino Acids Flashcards
Know the amino acids and their properties for exam 1.
1
Q
What is D?
A
Aspartic Acid (Asp)
- Polar Charged
- Negative
2
Q
What is E?
A
Glutamic Acid (Glu)
- Polar charged
- Negative
3
Q
What is K?
A
Lysine (Lys)
- Polar charged
- Positive
4
Q
What is R?
A
Arginine (Arg)
- Polar charged
- Positive
5
Q
What is H?
A
Histidine (His)
- Polar charged
- Positive
6
Q
What is S?
A
Serine (Ser)
- Polar uncharged
7
Q
What is T?
A
Threonine (Thr)
- Polar uncharged
8
Q
What is Q?
A
Glutamine (Gln)
- Polar uncharged
9
Q
What is N?
A
Asparagine (Asn)
- Polar uncharged
10
Q
What is Y?
A
Tyrosine (Tyr)
- Polar uncharged
11
Q
What is A?
A
Alanine (Ala)
- Nonpolar
12
Q
What is V?
A
Valine (Val)
- Nonpolar
13
Q
What is L?
A
Leucine (Leu)
- Nonpolar
14
Q
What is I?
A
Isoleucine (Ile)
- Nonpolar
15
Q
What is M?
A
Methionine (Met)
- Nonpolar
16
Q
What is F?
A
Phenylalanine (Phe)
- Nonpolar
17
Q
What is W?
A
Tryptophan (Trp)
- Nonpolar
18
Q
What is G?
A
Glycine (Gly)
- One H atom and resides at sites where two polypeptides come into close contact.
19
Q
What is C?
A
Cysteine (Cys)
- Polar uncharged side chain
- Can form a covalent bond with another cysteine to form a disulfide link.
20
Q
What is P?
A
Proline (Pro)
- Hydrophobic side chain
- Can create kinks in polypeptide chains and disrupt ordered secondary structure.
