I've provided the codon usage files here as both downloadable links and tables on the page. If you would like a particular organism to be added please contact me.
Downloads
Ecoli table
codon |
amino_acid |
frequency |
TAA |
* |
0.61 |
TAG |
* |
0.09 |
TGA |
* |
0.3 |
GCT |
A |
0.18 |
GCC |
A |
0.26 |
GCA |
A |
0.23 |
GCG |
A |
0.33 |
TGT |
C |
0.46 |
TGC |
C |
0.54 |
GAT |
D |
0.63 |
GAC |
D |
0.37 |
GAA |
E |
0.68 |
GAG |
E |
0.32 |
TTT |
F |
0.58 |
TTC |
F |
0.42 |
GGT |
G |
0.35 |
GGC |
G |
0.37 |
GGA |
G |
0.13 |
GGG |
G |
0.15 |
CAT |
H |
0.57 |
CAC |
H |
0.43 |
ATT |
I |
0.49 |
ATC |
I |
0.39 |
ATA |
I |
0.11 |
AAA |
K |
0.74 |
AAG |
K |
0.26 |
TTA |
L |
0.14 |
TTG |
L |
0.13 |
CTT |
L |
0.12 |
CTC |
L |
0.1 |
CTA |
L |
0.04 |
CTG |
L |
0.47 |
ATG |
M |
1 |
AAT |
N |
0.49 |
AAC |
N |
0.51 |
CCT |
P |
0.18 |
CCC |
P |
0.13 |
CCA |
P |
0.2 |
CCG |
P |
0.49 |
CAA |
Q |
0.34 |
CAG |
Q |
0.66 |
CGT |
R |
0.36 |
CGC |
R |
0.36 |
CGA |
R |
0.07 |
CGG |
R |
0.11 |
AGA |
R |
0.07 |
AGG |
R |
0.04 |
TCT |
S |
0.17 |
TCC |
S |
0.15 |
TCA |
S |
0.14 |
TCG |
S |
0.14 |
AGT |
S |
0.16 |
AGC |
S |
0.25 |
ACT |
T |
0.19 |
ACC |
T |
0.4 |
ACA |
T |
0.17 |
ACG |
T |
0.25 |
GTT |
V |
0.28 |
GTC |
V |
0.2 |
GTA |
V |
0.17 |
GTG |
V |
0.35 |
TGG |
W |
1 |
TAT |
Y |
0.59 |
TAC |
Y |
0.41 |
Human table
codon |
amino_acid |
frequency |
TAA |
* |
0.28 |
TAG |
* |
0.2 |
TGA |
* |
0.52 |
GCT |
A |
0.26 |
GCC |
A |
0.4 |
GCA |
A |
0.23 |
GCG |
A |
0.11 |
TGT |
C |
0.45 |
TGC |
C |
0.55 |
GAT |
D |
0.46 |
GAC |
D |
0.54 |
GAA |
E |
0.42 |
GAG |
E |
0.58 |
TTT |
F |
0.45 |
TTC |
F |
0.55 |
GGT |
G |
0.16 |
GGC |
G |
0.34 |
GGA |
G |
0.25 |
GGG |
G |
0.25 |
CAT |
H |
0.41 |
CAC |
H |
0.59 |
ATT |
I |
0.36 |
ATC |
I |
0.48 |
ATA |
I |
0.16 |
AAA |
K |
0.42 |
AAG |
K |
0.58 |
TTA |
L |
0.07 |
TTG |
L |
0.13 |
CTT |
L |
0.13 |
CTC |
L |
0.2 |
CTA |
L |
0.07 |
CTG |
L |
0.41 |
ATG |
M |
1 |
AAT |
N |
0.46 |
AAC |
N |
0.54 |
CCT |
P |
0.28 |
CCC |
P |
0.33 |
CCA |
P |
0.27 |
CCG |
P |
0.11 |
CAA |
Q |
0.25 |
CAG |
Q |
0.75 |
CGT |
R |
0.08 |
CGC |
R |
0.19 |
CGA |
R |
0.11 |
CGG |
R |
0.21 |
AGA |
R |
0.2 |
AGG |
R |
0.2 |
TCT |
S |
0.18 |
TCC |
S |
0.22 |
TCA |
S |
0.15 |
TCG |
S |
0.06 |
AGT |
S |
0.15 |
AGC |
S |
0.24 |
ACT |
T |
0.24 |
ACC |
T |
0.36 |
ACA |
T |
0.28 |
ACG |
T |
0.12 |
GTT |
V |
0.18 |
GTC |
V |
0.24 |
GTA |
V |
0.11 |
GTG |
V |
0.47 |
TGG |
W |
1 |
TAT |
Y |
0.43 |
TAC |
Y |
0.57 |