20 Amino Acids

Glycine (Gly or G), hydrophobic, nonpolar 

Alanine (Ala or A), hydrophobic, nonpolar

Valine (Val or V), hydrophobic, nonpolar

Leucine (Leu or L), hydrophobic, nonpolar

Isoleucine (ILe or I), nonpolar, hydrophobic

Methionine (Met or M), nonpolar, hydrophobic

Phenylalanine (Phe or F), nonpolar, hydrophobic

Trytophan (Trp or W), nonpolar, hydrophobic

Proline (Pro or P), nonpolar, hydrophobic

Serine (Ser or S), polar, hydrophilic

Threonine (Thr or T), polar, hydrophilic

Cysteine (Cys or C), polar/nonpolar, hydrophilic

Tyrosine (Tyr or Y), polar, hydrophilic

Asparagine (Asn or N), polar, hydrophilic

Glutamine (Gln or Q), polar, hydrophilic

Aspartic acid (Asp or D), acidic, hydrophilic, negatively charged

Glutamic acid (Glu or E), acidic, hydrophilic, negatively charged

Lysine (Lys or K), basic, hydrophilic, positively charged

Arginine (Arg or R), basic, hydrophilic, positively charged

Histidine (His or H), basic, hydrophilic, positively charged