Amino Acid Properties
Letter code for amino-acids and their biochemical properties
(links to Robert B. Russell, Matthew J. Betts & Michael R. Barnes web pages).
.
Amino-acid name
3-letter code
1-letter code
Properties
Alanine
Ala
A
Arginine
Arg
R
Asparagine
Asn
N
Aspartate
Asp
D
Cysteine
Cys
C
Glutamate
Glu
E
Glutamine
Gln
Q
Glycine
Gly
G
Histidine
His
H
Isoleucine
Ile
I
Leucine
Leu
L
Lysine
Lys
K
Methionine
Met
M
Phenylalanine
Phe
F
Proline
Pro
P
Serine
Ser
S
Threonine
Thr
T
Tryptophan
Trp
W
Tyrosine
Tyr
Y
Valine
Val
V
Stop
Stop
X