Codon table

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Revision as of 13:08, 2 June 2006

Codon table

<th>

C

</th> <th>

A

</th> <th>

G

</th> <tr> <th>T</th> <td> TTT Phe FPhenylalanine
TTC Phe FPhenylalanine
TTA Leu LLeucine
TTG Leu LLeucine
</td> <td> TCT Ser SSerine
TCC Ser SSerine
TCA Ser SSerine
TCG Ser SSerine
</td> <td> TAT Tyr YTyrosine
TAC Tyr YTyrosine
TAA Ochre (Stop)
TAG Amber (Stop)³
</td> <td> TGT Cys CCysteine
TGC Cys CCysteine
TGA Opal (Stop)²
TGG Trp WTryptophan
</td> </tr> <tr> <th>C</th> <td> CTT Leu LLeucine
CTC Leu LLeucine
CTA Leu LLeucine
CTG Leu LLeucine
</td> <td> CCT Pro PProline
CCC Pro PProline
CCA Pro PProline
CCG Pro PProline
</td> <td> CAT His HHistidine
CAC His HHistidine
CAA Gln QGlutamine
CAG Gln QGlutamine
</td> <td> CGT Arg RArginine
CGC Arg RArginine
CGA Arg RArginine
CGG Arg RArginine
</td> </tr> <tr> <th>A</th> <td> ATT Ile IIsoleucine
ATC Ile IIsoleucine
ATA Ile IIsoleucine
ATG Met MMethionine, Start
</td> <td> ACT Thr TThreonine
ACC Thr TThreonine
ACA Thr TThreonine
ACG Thr TThreonine
</td> <td> AAT Asn NAsparagine
AAC Asn NAsparagine
AAA Lys KLysine
AAG Lys KLysine
</td> <td> AGT Ser SSerine
AGC Ser SSerine
AGA Arg RArginine
AGG Arg RArginine
</td> </tr> <tr> <th>G</th> <td> GTT Val VValine
GTC Val VValine
GTA Val VValine
GTG Val VValine
</td> <td> GCT Ala AAlanine
GCC Ala AAlanine
GCA Ala AAlanine
GCG Ala AAlanine
</td> <td> GAT Asp DAspartic acid
GAC Asp DAspartic acid
GAA Glu EGlutamic acid
GAG Glu EGlutamic acid
</td> <td> GGT Gly GGlycine
GGC Gly GGlycine
GGA Gly GGlycine
GGG Gly GGlycine
</td> </tr> </table> ¹The codon ATG both codes for methionine and serves as an initiation site: the first ATG in an mRNA's coding region is where translation into protein begins.
²UGA can also code for selenomethionine: the twenty-first amino acid, discovered in 1986.
³UAG can also code for pyrrolysine: the twenty-second amino acid, discovered in 2002.