1
Q
nonpolar uncharged
A
GAVLIMP
2
Q
basic (positively charged)
A
histidine - H
arginine - R
lysine - K
HARK
3
Q
acidic (negatively charged)
A
aspartic acid (D) glutamic acid (E)
4
Q
polar
A
STNCQ serine threonine asparagine cysteine glutamine
5
Q
aromatic
A
tyrosine - Y
phenylalanine - F
tryptophan - W
