Amino acid

Three-letter Abbreviation

One-letter Abbreviation

Propery

Glycine

Gly

G

Non-polar

Alanine

Ala

A

Non-polar

Valine

Val

V

Non-polar

Leucine

Leu

L

Non-polar

Isoleucine

Ile

I

Non-polar

Proline

Pro

P

Non-polar

Phenylalanine

Phe

F

Non-polar

Tyrosine

Tyr

Y

Polar neutral

Tryptophan

Trp

W

Polar neutral

Serine

Ser

S

Polar neutral

Threonine

Thr

T

Polar neutral

Cystine

Cys

C

Polar neutral

Methionine

Met

M

Polar neutral

Asparagine

Asn

N

Polar neutral

Glutarnine

Gln

Q

Polar neutral

Asparticacid

Asp

D

Polar acidic

Glutamicacid

Glu

E

Polar acidic

Lysine

Lys

K

Polar basic

Arginine

Arg

R

Polar basic

Histidine

His

H

Polar basic