Exam 1: Chapter 2 - Amino Acid Flashcards
1
Q
Tyrosine side chain pKa
A
10.5 (phenol)
2
Q
Cysteine side chain pKa
A
8.5
3
Q
Lysine side chain pKa
A
10.5 (basic)
4
Q
Arginine side chain pKa
A
12.5 (basic)
5
Q
Histidine side chain pKa
A
6
6
Q
Aspartic side chain pKa
A
4
7
Q
Glutamic side chain pKa
A
4
8
Q
What are the polar basic side chains?
A
His, Lys, Arg
9
Q
What are the polar acidic side chains?
A
Asp, Glu
10
Q
What are the uncharged polar side chains?
A
S, T, N, Q, Y, C
11
Q
Essential amino acid
A
Amino acid that cannot be made in the body and must be obtained from diet. Branched amino acids, Trp, Thr.
12
Q
Non essential amino acid
A
Can be made by the body, such as an amino acid being synthesized from pyruvate
