This table shows the 64 codons and the amino acid each codon codes for.

 

2nd base

 

U

C

A

G

 

1st
base

U

UUU Phenylalanine
UUC Phenylalanine
UUA Leucine
UUG Leucine
UCU Serine
UCC Serine
UCA Serine
UCG Serine
UAU Tyrosine
UAC Tyrosine
UAA Ochre (Stop)
UAG Amber (Stop)
UGU Cysteine
UGC Cysteine
UGA Opal (Stop)
UGG Tryptophan

 

C

CUU Leucine
CUC Leucine
CUA Leucine
CUG Leucine
CCU Proline
CCC Proline
CCA Proline
CCG Proline
CAU Hristidine
CAC Histidine
CAA Glutamine
CAG Glutamine
CGU Arginine
CGC Arginine
CGA Arginine
CGG Arginine

 

A

AUU Isoleucine
AUC Isoleucine
AUA Isoleucine
AUG Methionine
ACU Threonine
ACC Threonine
ACA Threonine
ACG Threonine
AAU Asparagine
AAC Asparagine
AAA Lysine
AAG Lysine
AGU Serine
AGC Serine
AGA Arginine
AGG Arginine

 

G

GUU Valine
GUC Valine
GUA Valine
GUG Valine
GCU Alanine
GCC Alanine
GCA Alanine
GCG Alanine
GAU Aspartic acid
GAC Aspartic acid
GAA Glutamic acid
GAG Glutamic acid
GGU Glycine
GGC Glycine
GGA Glycine
GGG Glycine