Cynoscion jamaicensis
Jamaica weakfish
GC content
47.58%
Whole genome
Non-coding
906 bp
D-loop 1 bp
Where Jamaica weakfish sits among 2,335 species
Whole-genome GC content against maximum lifespan. Jamaica weakfish has the 1,946th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,502 bp
- GC skew (G − C) / (G + C)
- −0.292
- AT skew (A − T) / (A + T)
- +0.031
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 genome16,502 bp
Protein-coding11,404 bp
12S rRNA947 bp
16S rRNA1,698 bp
All tRNA1,547 bp
D-loop1 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 48.21% | −0.379 | −0.061 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 49.71% | −0.481 | +0.015 | |||||
| COX1Cytochrome c oxidase subunit I | 1,548 bp | 48.71% | −0.215 | −0.088 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 45.59% | −0.314 | +0.027 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 42.86% | −0.472 | +0.188 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 48.83% | −0.461 | −0.057 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 50.19% | −0.274 | −0.084 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 47.85% | −0.341 | −0.220 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 49.83% | −0.392 | −0.154 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 51.48% | −0.370 | −0.009 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.28% | −0.422 | +0.018 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 48.66% | −0.425 | +0.440 | |||||
| CYTBCytochrome b | 1,141 bp | 48.90% | −0.366 | −0.105 | |||||
| 12S rRNA12S ribosomal RNA | 947 bp | 47.62% | −0.069 | +0.177 | |||||
| 16S rRNA16S ribosomal RNA | 1,698 bp | 46.88% | −0.128 | +0.224 | |||||
| D-loopControl region (D-loop) | 1 bp | 100.00% | −1.000 | – |
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%
UUU109
UUC133
Leu L17.8%
UUA75
UUG15
CUU147
CUC212
CUA169
CUG59
Ile I7.1%
AUU159
AUC113
Met M3.8%
AUA72
AUG74
Val V5.4%
GUU52
GUC72
GUA57
GUG26
Ser S6.0%
UCU35
UCC77
UCA55
UCG9
AGU6
AGC46
Pro P5.8%
CCU33
CCC126
CCA45
CCG18
Thr T8.1%
ACU37
ACC145
ACA114
ACG11
Ala A9.0%
GCU52
GCC184
GCA93
GCG14
Tyr Y2.9%
UAU35
UAC75
His H2.8%
CAU24
CAC83
Gln Q2.6%
CAA89
CAG10
Asn N3.1%
AAU42
AAC77
Lys K1.9%
AAA64
AAG10
Asp D1.9%
GAU20
GAC53
Glu E2.7%
GAA72
GAG31
Cys C0.7%
UGU8
UGC17
Trp W3.2%
UGA104
UGG16
Arg R2.0%
CGU11
CGC17
CGA35
CGG14
Gly G6.5%
GGU23
GGC113
GGA51
GGG61
Stop 0.2%
UAA6
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_087993.1Hover, 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 (47.6%, 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 | 1,015 | 947 bp | + | 47.6% |
| tRNA-Val | Transfer RNA | 1,016 | 1,087 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,088 | 2,785 | 1,698 bp | + | 46.9% |
| tRNA-Leu (UUR) | Transfer RNA | 2,786 | 2,859 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,860 | 3,834 | 975 bp | + | 48.2% |
| tRNA-Ile | Transfer RNA | 3,839 | 3,908 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,908 | 3,978 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,978 | 4,046 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,047 | 5,092 | 1,046 bp | + | 49.7% |
| tRNA-Trp | Transfer RNA | 5,093 | 5,163 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,165 | 5,233 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,237 | 5,309 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,349 | 5,414 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,415 | 5,484 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,486 | 7,033 | 1,548 bp | + | 48.7% |
| tRNA-Ser (UCN) | Transfer RNA | 7,039 | 7,109 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,113 | 7,181 | 69 bp | + | – |
| COX2 | Protein-coding gene | 7,190 | 7,880 | 691 bp | + | 45.6% |
| tRNA-Lys | Transfer RNA | 7,881 | 7,955 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,957 | 8,124 | 168 bp | + | 42.9% |
| ATP6 | Protein-coding gene | 8,115 | 8,798 | 684 bp | + | 48.8% |
| COX3 | Protein-coding gene | 8,798 | 9,582 | 785 bp | + | 50.2% |
| tRNA-Gly | Transfer RNA | 9,583 | 9,653 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,654 | 10,002 | 349 bp | + | 47.9% |
| tRNA-Arg | Transfer RNA | 10,003 | 10,071 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,072 | 10,368 | 297 bp | + | 49.8% |
| ND4 | Protein-coding gene | 10,362 | 11,742 | 1,381 bp | + | 51.5% |
| tRNA-His | Transfer RNA | 11,743 | 11,811 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,812 | 11,879 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,885 | 11,957 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,958 | 13,796 | 1,839 bp | + | 46.3% |
| ND6 | Protein-coding gene | 13,793 | 14,314 | 522 bp | − | 48.7% |
| tRNA-Glu | Transfer RNA | 14,315 | 14,383 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,389 | 15,529 | 1,141 bp | + | 48.9% |
| tRNA-Thr | Transfer RNA | 15,530 | 15,601 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,605 | 15,674 | 70 bp | − | – |
| D-loop | Control region | 15,675 | 15,675 | 1 bp | – | 100.0% |