Difference between revisions of "Codon"

Latest revision as of 14:14, February 20, 2009

A codon is three bases in a DNA or RNA sequence which specify a single amino acid.

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-The '''Codon''' is three bases in a [[DNA]] or [[RNA]] sequence which specify a single [[amino acid]].
+A '''codon''' is three bases in a [[DNA]] or [[RNA]] sequence which specify a single [[amino acid]].
+==Amino acid codon codes==
+{|class="wikitable" style="text-align:center"
+|+
+|-
+! Amino Acid !! Single Letter Code !! DNA Codons
+|-
+| Isoleucine || I || ATT, ATC, ATA
+|-
+| Leucine || L || CTT, CTC, CTA, CTG, TTA, TTG
+|-
+| Valine || V || GTT, GTC, GTA, GTG
+|-
+| Phenylalanine || F || TTT, TTC
+|-
+| Methionine || M || ATG
+|-
+| Cysteine || C || TGT, TGC
+|-
+| Alanine || A || GCT, GCC, GCA, GCG
+|-
+| Glycine || G || GGT, GGC, GGA, GGG
+|-
+|  Proline || P || CCT, CCC, CCA, CCG
+|-
+| Threonine || T || ACT, ACC, ACA, ACG
+|-
+| Serine || S || TCT, TCC, TCA, TCG, AGT, AGC
+|-
+| Tyrosine || Y || TAT, TAC
+|-
+| Tryptophan || W || TGG
+|-
+| Glutamine || Q || CAA, CAG
+|-
+| Asparagine || N || AAT, AAC
+|-
+| Histidine || H || CAT, CAC
+|-
+| Glutamic acid || E || GAA, GAG
+|-
+| Aspartic acid || D || GAT, GAC
+|-
+| Lysine || K || AAA, AAG
+|-
+| Arginine || R || CGT, CGC, CGA, CGG, AGA, AGG
+|-
+| Start Codons || Start || ATG, rarely GTG
+|-
+| Stop Codons || Stop || TAA, TAG, TGA
+|}
 [[Category:Genetics]]