List of genetic codes
This article is missing information about The NCBI gc.prt data format, though we could need to wait for an upstream doc fix. (December 2023) |
While there is much commonality, different parts of the tree of life use slightly different genetic codes.[1] When translating from genome to protein, the use of the correct genetic code is essential. The mitochondrial codes are the relatively well-known examples of variation. The translation table list below follows the numbering and designation by NCBI.[2] Four novel alternative genetic codes were discovered in bacterial genomes by Shulgina and Eddy using their codon assignment software Codetta, and validated by analysis of tRNA anticodons and identity elements;[3] these codes are not currently adopted at NCBI, but are numbered here 34-37, and specified in the table below.
- The standard code
- The vertebrate mitochondrial code
- The yeast mitochondrial code
- The mold, protozoan, and coelenterate mitochondrial code and the mycoplasma/spiroplasma code
- The invertebrate mitochondrial code
- The ciliate, dasycladacean and hexamita nuclear code
- The deleted kinetoplast code; cf. table 4.
- deleted, cf. table 1.
- The echinoderm and flatworm mitochondrial code
- The euplotid nuclear code
- The bacterial, archaeal and plant plastid code
- The alternative yeast nuclear code
- The ascidian mitochondrial code
- The alternative flatworm mitochondrial code
- The Blepharisma nuclear code[4]
- The chlorophycean mitochondrial code
- (none)
- (none)
- (none)
- (none)
- The trematode mitochondrial code
- The Scenedesmus obliquus mitochondrial code
- The Thraustochytrium mitochondrial code
- The Pterobranchia mitochondrial code
- The candidate division SR1 and gracilibacteria code
- The Pachysolen tannophilus nuclear code
- The karyorelict nuclear code
- The Condylostoma nuclear code
- The Mesodinium nuclear code
- The peritrich nuclear code
- The Blastocrithidia nuclear code
- The Balanophoraceae plastid code (not shown on web)[4][5]
- The Cephalodiscidae mitochondrial code
- The Enterosoma code[3]
- The Peptacetobacter code[3]
- The Anaerococcus and Onthovivens code[3]
- The Absconditabacterales genetic code[3]
The alternative translation tables (2 to 37) involve codon reassignments that are recapitulated in the DNA and RNA codon tables.
Table summary
[edit | edit source]This section is missing information about start codon in these tables, aka the "sncbieaa" row in NCBI data. (December 2023) |
Comparison of alternative translation tables for all codons (using IUPAC amino acid codes):
| Amino-acid biochemical properties | Nonpolar | Polar | Basic | Acidic | Termination: stop codon * |
| Codon | Translation table ID (see above) | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | |
| TTT | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F |
| TTC | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F |
| TTA | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | * | L | L | L | L | L | L | L | L | L | L | L | L | L | L |
| TTG | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L |
| TCT | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| TCC | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| TCA | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | * | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| TCG | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| TAT | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| TAC | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| TAA | * | * | * | * | * | Q | * | * | * | * | * | Y | * | * | * | * | * | * | * | * | Q | Q | Y | E | E | * | Y | * | * | * | * |
| TAG | * | * | * | * | * | Q | * | * | * | * | * | * | Q | L | * | L | * | * | * | * | Q | Q | Y | E | E | W | * | * | * | * | * |
| TGT | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| TGC | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| TGA | * | W | W | W | W | * | W | C | * | * | W | W | * | * | W | * | * | W | G | * | W | W | * | * | W | * | W | * | * | * | G |
| TGG | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| CTT | L | L | T | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L |
| CTC | L | L | T | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L |
| CTA | L | L | T | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L | L |
| CTG | L | L | T | L | L | L | L | L | L | S | L | L | L | L | L | L | L | L | L | A | L | L | L | L | L | L | L | L | L | L | L |
| CCT | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P |
| CCC | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P |
| CCA | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P |
| CCG | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P | P |
| CAT | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H |
| CAC | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H | H |
| CAA | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q |
| CAG | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q | Q |
| CGT | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| CGC | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
| CGA | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | W |
| CGG | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | Q | W | W |
| ATT | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I |
| ATC | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I |
| ATA | I | M | M | I | M | I | I | I | I | I | M | I | I | I | M | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I |
| ATG | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M | M |
| ACT | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T |
| ACC | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T |
| ACA | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T |
| ACG | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T | T |
| AAT | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N |
| AAC | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N |
| AAA | K | K | K | K | K | K | N | K | K | K | K | N | K | K | N | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K |
| AAG | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K | K |
| AGT | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| AGC | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| AGA | R | * | R | R | S | R | S | R | R | R | G | S | R | R | S | R | R | S | R | R | R | R | R | R | R | R | S | R | R | R | R |
| AGG | R | * | R | R | S | R | S | R | R | R | G | S | R | R | S | R | R | K | R | R | R | R | R | R | R | R | K | M | R | R | R |
| GTT | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V |
| GTC | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V |
| GTA | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V |
| GTG | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V | V |
| GCT | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| GCC | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| GCA | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| GCG | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| GAT | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D |
| GAC | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D |
| GAA | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E |
| GAG | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E |
| GGT | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G |
| GGC | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G |
| GGA | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G |
| GGG | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G | G |
Notes
[edit | edit source]Three translation tables have a peculiar status:
- Table 7 is now merged into translation table 4.
- Table 8 is merged to table 1; all plant chloroplast differences due to RNA edit.
- Table 32 is not shown on the web page, but is present in the ASN.1 format "gc.prt" release.[4]
The list of genetic codes provided by NCBI does not take into account the "special" two proteinogenic amino acids:
- Selenocysteine (Sec or U), which requires a rather complicated translation machinery to insert involving a special elongation factor and the mRNA SECIS element. See Selenoprotein § Production.[6]
- Pyrrolysine (Pyl or O), which requires no special machinery to insert so long as Pyl-tRNAPyl is available. As a result, it can and has appeared in proteins through neutral missense mutations.[7]
Other mechanisms also play a part in protein biosynthesis, such as post-transcriptional modification.
References
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- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ a b c d e Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ a b c Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
See also
[edit | edit source]External links
[edit | edit source]Further reading
[edit | edit source]- Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).