A
Alanine
Nonpolar
C
Cysteine
Polar
D
Aspartic acid
E
Glutamic acid
F
Phenylalanine
Nonpolar
G
Glycine
Nonpolar
H
Histidine
Basic
I
Isoleucine
Nonpolar
K
Lysine
Basic
L
Leucine
Nonpolar
M
Methionine
Nonpolar
N
Asparagine
Polar
P
Proline
Nonpolar
Q
Glutamine
Polar
R
Arganine
Basic
S
Serine
Polar
T
Threonine
Polar
V
Valine
Nonpolar
W
Tryptophan
Nonpolar
Y
Tyrosine
Polar