Fig. 8: The Genetic Code - Codons

 
U
C
A
G
 
U
UUU = Phe
UUC = Phe
UUA = Leu
UUG = Leu
UCU = Ser
UCC = Ser
UCA = Ser
UCG = Ser
UAU = Tyr
UAC = Tyr
UAA = Stop
UAG = Stop
UGU = Cys
UGC = Cys
UGA = Stop
UGG = Trp
U
C
A
G
C
CUU = Leu
CUC = Leu
CUA = Leu
CUG = Leu
CCU = Pro
CCC = Pro
CCA = Pro
CCG = Pro
CAU = His
CAC = His
CAA = Gln
CAG = Gln
CGU = Arg
CGC = Arg
CGA = Arg
CGG = Arg
U
C
A
G
A
AUU = Ile
AUC = Ile
AUA = Ile
AUG = Met
ACU = Thr
ACC = Thr
ACA = Thr
ACG = Thr
AAU = Asn
AAC = Asn
AAA = Lys
AAG = Lys
AGU = Ser
AGC = Ser
AGA = Arg
AGG = Arg
U
C
A
G
G
GUU = Val
CUC = Val
GUA = Val
GUG = Val

GCU = Ala
GCC = Ala
GCA = Ala
GCG = Ala
GAU = Asp
GAC = Asp
GAA = Glu
GAG = Glu
GGU = Gly
GGC = Gly
GGA = Gly
GGG = Gly
U
C
A
G

AUG = start codon
UAA, UAG, and UGA = stop (nonsense) codons

Amino Acids

Phe = phenylalanine
Leu = leucine
Ile = isoleucine
Met = methionine
Val = valine
Ser = serine
Pro = proline
Thr = threonine
Ala = alanine
Tyr = tyrosine
His = histidine
Gln = glutamine
Asn = asparagine
Lys = lysine
Asp = aspartic acid
Glu = glutamic acid
Cys = cysteine
Trp = tryptophan
Arg = arginine
Gly = glycine

The Genetic Code: Codons .html by Gary E. Kaiser, Ph.D.
Professor of Microbiology, The Community College of Baltimore County, Catonsville Campus
This work is licensed under a Creative Commons Attribution 4.0 International License.
Based on a work at http://faculty.ccbcmd.edu/~gkaiser/index.html.

Creative Commons License

Last updated: July, 2018
Please send comments and inquiries to Dr. Gary Kaiser