Trachurus trachurus
Atlantic horse mackerel
GC content
46.53%
Whole genome
Non-coding
929 bp
D-loop 862 bp
Where Atlantic horse mackerel sits among 2,335 species
Whole-genome GC content against maximum lifespan. Atlantic horse mackerel has the 1,504th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,559 bp
- GC skew (G − C) / (G + C)
- −0.286
- AT skew (A − T) / (A + T)
- +0.036
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an observed animal, origin not stated
- Data quality
- acceptable
- Licence
- CC BY-NC 4.0
- Status
- New in build 2
- In the database since
- build 2 (2026-11-13)
The lifespan value is for non-commercial use only; the genome data is not restricted by it.
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,559 bp
Protein-coding11,405 bp
12S rRNA955 bp
16S rRNA1,717 bp
All tRNA1,553 bp
D-loop862 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.85% | −0.346 | −0.043 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,045 bp | 47.18% | −0.489 | +0.025 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 45.52% | −0.181 | −0.108 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 43.56% | −0.282 | +0.036 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 47.27% | −0.487 | +0.080 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 45.32% | −0.445 | −0.070 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 49.87% | −0.294 | −0.043 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 46.99% | −0.354 | −0.124 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 49.50% | −0.374 | −0.120 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 48.37% | −0.410 | −0.013 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.98% | −0.405 | +0.040 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 46.17% | −0.386 | +0.431 | |||||
| CYTBCytochrome b | 1,141 bp | 48.12% | −0.381 | −0.071 | |||||
| 12S rRNA12S ribosomal RNA | 955 bp | 47.44% | −0.068 | +0.155 | |||||
| 16S rRNA16S ribosomal RNA | 1,717 bp | 46.19% | −0.112 | +0.212 | |||||
| D-loopControl region (D-loop) | 862 bp | 37.94% | −0.156 | +0.002 |
Codon usage
Counts per codon, darker is more frequent3,806 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.4%
UUU89
UUC154
Leu L16.9%
UUA63
UUG11
CUU179
CUC160
CUA180
CUG49
Ile I7.1%
AUU141
AUC129
Met M4.0%
AUA72
AUG81
Val V6.0%
GUU65
GUC80
GUA72
GUG13
Ser S6.2%
UCU50
UCC67
UCA54
UCG14
AGU6
AGC44
Pro P6.0%
CCU57
CCC100
CCA60
CCG10
Thr T7.8%
ACU53
ACC120
ACA113
ACG10
Ala A9.1%
GCU61
GCC153
GCA114
GCG18
Tyr Y3.0%
UAU30
UAC83
His H2.8%
CAU25
CAC82
Gln Q2.5%
CAA78
CAG19
Asn N3.2%
AAU35
AAC88
Lys K1.9%
AAA67
AAG6
Asp D2.1%
GAU19
GAC60
Glu E2.6%
GAA79
GAG19
Cys C0.7%
UGU4
UGC21
Trp W3.2%
UGA114
UGG6
Arg R2.0%
CGU7
CGC20
CGA43
CGG8
Gly G6.4%
GGU28
GGC90
GGA89
GGG37
Stop 0.2%
UAA6
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_006818.1Hover, tap or tab to a feature to see its position, length, strand and GC content. Genes and rRNAs open their own pages.
- Protein-coding13
- rRNA2
- tRNA22
- D-loop1
- Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
- Middle ring: GC% of each gene against the whole genome (46.5%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
| Feature | Type | Start | End | Length | Strand | GC |
|---|---|---|---|---|---|---|
| tRNA-Phe | Transfer RNA | 1 | 68 | 68 bp | + | – |
| 12S rRNA | Ribosomal RNA | 69 | 1,023 | 955 bp | + | 47.4% |
| tRNA-Val | Transfer RNA | 1,024 | 1,095 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,096 | 2,812 | 1,717 bp | + | 46.2% |
| tRNA-Leu (UUR) | Transfer RNA | 2,813 | 2,886 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,887 | 3,861 | 975 bp | + | 49.9% |
| tRNA-Ile | Transfer RNA | 3,867 | 3,936 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,936 | 4,006 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 4,006 | 4,075 | 70 bp | + | – |
| ND2 | Protein-coding gene | 4,076 | 5,120 | 1,045 bp | + | 47.2% |
| tRNA-Trp | Transfer RNA | 5,121 | 5,191 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,193 | 5,261 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,263 | 5,335 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,374 | 5,440 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,441 | 5,510 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,512 | 7,062 | 1,551 bp | + | 45.5% |
| tRNA-Ser (UCN) | Transfer RNA | 7,063 | 7,133 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,137 | 7,207 | 71 bp | + | – |
| COX2 | Protein-coding gene | 7,215 | 7,905 | 691 bp | + | 43.6% |
| tRNA-Lys | Transfer RNA | 7,906 | 7,980 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,982 | 8,146 | 165 bp | + | 47.3% |
| ATP6 | Protein-coding gene | 8,140 | 8,823 | 684 bp | + | 45.3% |
| COX3 | Protein-coding gene | 8,823 | 9,606 | 784 bp | + | 49.9% |
| tRNA-Gly | Transfer RNA | 9,608 | 9,677 | 70 bp | + | – |
| ND3 | Protein-coding gene | 9,678 | 10,026 | 349 bp | + | 47.0% |
| tRNA-Arg | Transfer RNA | 10,027 | 10,095 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,097 | 10,393 | 297 bp | + | 49.5% |
| ND4 | Protein-coding gene | 10,387 | 11,767 | 1,381 bp | + | 48.4% |
| tRNA-His | Transfer RNA | 11,768 | 11,839 | 72 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,840 | 11,907 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,912 | 11,984 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,985 | 13,823 | 1,839 bp | + | 47.0% |
| ND6 | Protein-coding gene | 13,820 | 14,341 | 522 bp | − | 46.2% |
| tRNA-Glu | Transfer RNA | 14,342 | 14,410 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,415 | 15,555 | 1,141 bp | + | 48.1% |
| tRNA-Thr | Transfer RNA | 15,556 | 15,627 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,627 | 15,697 | 71 bp | − | – |
| D-loop | Control region | 15,698 | 16,559 | 862 bp | – | 37.9% |