To start transcription, the two strands of DNA separate and one of the strands is used as the template strand.
Please type in the complementary RNA bases for the following DNA template strand.
Tips will be shown here
Drag the corresponding amino acid from the universal genetic code table on the right to match with the codons.
Universal Genetic Code
  U C A G  
U
UUU--
Phe
UCU--
Ser
UAU--
Tyr
UGU--
Cys
U
UUC--
Phe
UCC--
Ser
UAC--
Tyr
UGC--
Cys
C
UUA--
Leu
UCA--
Ser
UAA--
stop
UGA--
stop
A
UUG--
Leu
UCG--
Ser
UAG--
stop
UGG--
Trp
G
C
CUU--
Leu
CCU--
Pro
CAU--
His
CGU--
Arg
U
CUC--
Leu
CCC--
Pro
CAC--
His
CGC--
Arg
C
CUA--
Leu
CCA--
Pro
CAA--
Gln
CGA--
Arg
A
CUG--
Leu
CCG--
Pro
CAG--
Gln
CGG--
Arg
G
A
AUU--
Ile
ACU--
Thr
AAU--
Asn
AGU--
Ser
U
AUC--
Ile
ACC--
Thr
AAC--
Asn
AGC--
Ser
C
AUA--
Ile
ACA--
Thr
AAA--
Lys
AGA--
Arg
A
AUG--
Met
ACG--
Thr
AAG--
Lys
AGG--
Arg
G
G
GUU--
Val
GCU--
Ala
GAU--
Asp
GGU--
Gly
U
GUC--
Val
GCC--
Ala
GAC--
Asp
GGC--
Gly
C
GUA--
Val
GCA--
Ala
GAA--
Glu
GGA--
Gly
A
GUG--
Val
GCG--
Ala
GAG--
Glu
GGG--
Gly
G
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