20 Amino Acids

Threonine

Threonine

Thr (T)

Glycine

Gly (G)

Alanine

Ala (A)

Valine

Val (V)

Leucine

Leu (L)

Isoleucine

Ile (I)

Methionine

Met (M)

Phenylalanine

Phe (F)

Tryptophan

Trp (W)

Proline

Pro (P)

Tyrosine

Tyr (Y)

Serine

Ser (S)

Cysteine

Cys (C)

Asparagine

Asn (N)

Glutamine

Gln (Q)

Aspartate

Asp (D)

Glutamate

Glu (E)

Lysine

Lys (K)

Arginine

Arg (R)

Histidine

His (H)

Glycine

Alanine

Valine

Leucine

Isoleucine

Methionine

Phenylalanine

Tryptophan

Proline

Tyrosine

Serine

Threonine

Cysteine

Asparagine

Glutamine

Aspartate

Glutamate

Lysine

Arginine

Histidine

10 nonpolar

• leucine

• isoleucine

• valine

• tryptophan

• proline

• tyrosine

• methionine

• alanine

• phenylalanine

• glycine

5 polar

• glutamine

• asparagine

• cysteine

• serine

• threonine

2 acidic

• aspartate

• glutamate