amino acids

Glycine (Gly)

G, special

Alanine (Ala)

A, nonpolar

Valine (Val)

V, nonpolar

Leucine (Leu)

L, nonpolar

Isoleucine (Ile)

I, nonpolar

Proline (Pro)

P, special case

Methionine (Met)

M, nonpolar

Cysteine (Cys)

C, special

Phenylalanine (Phe)

F, nonpolar

Tyrosine (Tyr)

Y, polar

Tryptophan (Trp)

W, nonpolar

Serine (Ser)

S, polar

Threonine (Thr)

T, polar

Aspartic Acid (Asp)

D, negative

Glutamic Acid (Glu)

E, negative

Arginine (Arg)

R, positive

Lysine (Lys)

K, positive

Histidine (His)

H, positive

Asparagine (Asn)

N, polar

Glutamine (Gln)

Q, polar