Polysteganus undulosus
Seventyfour seabream
GC content
46.94%
Whole genome
Non-coding
1,006 bp
Including the D-loop
Where Seventyfour seabream sits among 2,335 species
Whole-genome GC content against maximum lifespan. Seventyfour seabream has the 949th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,626 bp
- GC skew (G − C) / (G + C)
- −0.264
- AT skew (A − T) / (A + T)
- +0.022
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 genome16,626 bp
Protein-coding11,423 bp
12S rRNA953 bp
16S rRNA1,701 bp
All tRNA1,558 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 47.59% | −0.358 | −0.053 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,047 bp | 49.48% | −0.448 | −0.032 | |||||
| COX1Cytochrome c oxidase subunit I | 1,566 bp | 46.68% | −0.198 | −0.099 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 45.01% | −0.254 | +0.032 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.62% | −0.500 | +0.159 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 49.27% | −0.395 | −0.164 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 47.64% | −0.278 | −0.046 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 48.71% | −0.376 | −0.229 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 49.16% | −0.356 | −0.179 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 47.43% | −0.337 | −0.083 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 45.35% | −0.379 | +0.029 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 47.13% | −0.358 | +0.420 | |||||
| CYTBCytochrome b | 1,141 bp | 48.12% | −0.304 | −0.091 | |||||
| 12S rRNA12S ribosomal RNA | 953 bp | 49.00% | −0.049 | +0.173 | |||||
| 16S rRNA16S ribosomal RNA | 1,701 bp | 47.21% | −0.078 | +0.232 |
Codon usage
Counts per codon, darker is more frequent3,813 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.3%
UUU108
UUC132
Leu L17.4%
UUA68
UUG25
CUU161
CUC189
CUA160
CUG62
Ile I7.1%
AUU159
AUC113
Met M3.9%
AUA86
AUG63
Val V6.0%
GUU74
GUC71
GUA61
GUG21
Ser S6.8%
UCU52
UCC68
UCA70
UCG11
AGU13
AGC44
Pro P5.7%
CCU36
CCC103
CCA70
CCG9
Thr T7.2%
ACU43
ACC120
ACA92
ACG19
Ala A9.2%
GCU60
GCC161
GCA110
GCG21
Tyr Y2.9%
UAU49
UAC62
His H2.9%
CAU29
CAC83
Gln Q2.6%
CAA79
CAG19
Asn N3.0%
AAU26
AAC88
Lys K2.0%
AAA63
AAG13
Asp D1.9%
GAU22
GAC52
Glu E2.7%
GAA76
GAG27
Cys C0.7%
UGU7
UGC20
Trp W3.1%
UGA90
UGG29
Arg R2.0%
CGU13
CGC16
CGA36
CGG11
Gly G6.3%
GGU30
GGC80
GGA86
GGG44
Stop 0.2%
UAA6
UAG1
AGA0
AGG1
Genome map
37 annotated features in NC_084230.1Hover, 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
- Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
- Middle ring: GC% of each gene against the whole genome (46.9%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 37 features as a table
| Feature | Type | Start | End | Length | Strand | GC |
|---|---|---|---|---|---|---|
| tRNA-Trp | Transfer RNA | 1,035 | 1,104 | 70 bp | + | – |
| tRNA-Ala | Transfer RNA | 1,105 | 1,173 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 1,175 | 1,247 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 1,288 | 1,354 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 1,355 | 1,425 | 71 bp | − | – |
| COX1 | Protein-coding gene | 1,427 | 2,992 | 1,566 bp | + | 46.7% |
| tRNA-Ser (UCN) | Transfer RNA | 2,980 | 3,050 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 3,053 | 3,125 | 73 bp | + | – |
| COX2 | Protein-coding gene | 3,134 | 3,824 | 691 bp | + | 45.0% |
| tRNA-Lys | Transfer RNA | 3,825 | 3,899 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 3,901 | 4,068 | 168 bp | + | 47.6% |
| ATP6 | Protein-coding gene | 4,059 | 4,742 | 684 bp | + | 49.3% |
| COX3 | Protein-coding gene | 4,742 | 5,526 | 785 bp | + | 47.6% |
| tRNA-Gly | Transfer RNA | 5,527 | 5,598 | 72 bp | + | – |
| ND3 | Protein-coding gene | 5,599 | 5,947 | 349 bp | + | 48.7% |
| tRNA-Arg | Transfer RNA | 5,948 | 6,018 | 71 bp | + | – |
| ND4L | Protein-coding gene | 6,019 | 6,315 | 297 bp | + | 49.2% |
| ND4 | Protein-coding gene | 6,309 | 7,689 | 1,381 bp | + | 47.4% |
| tRNA-His | Transfer RNA | 7,690 | 7,758 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 7,759 | 7,826 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 7,833 | 7,905 | 73 bp | + | – |
| ND5 | Protein-coding gene | 7,906 | 9,744 | 1,839 bp | + | 45.4% |
| ND6 | Protein-coding gene | 9,741 | 10,262 | 522 bp | − | 47.1% |
| tRNA-Glu | Transfer RNA | 10,263 | 10,331 | 69 bp | − | – |
| CYTB | Protein-coding gene | 10,336 | 11,476 | 1,141 bp | + | 48.1% |
| tRNA-Thr | Transfer RNA | 11,477 | 11,550 | 74 bp | + | – |
| tRNA-Pro | Transfer RNA | 11,550 | 11,619 | 70 bp | − | – |
| tRNA-Phe | Transfer RNA | 12,557 | 12,624 | 68 bp | + | – |
| 12S rRNA | Ribosomal RNA | 12,625 | 13,577 | 953 bp | + | 49.0% |
| tRNA-Val | Transfer RNA | 13,577 | 13,649 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 13,651 | 15,351 | 1,701 bp | + | 47.2% |
| tRNA-Leu (UUR) | Transfer RNA | 15,352 | 15,425 | 74 bp | + | – |
| ND1 | Protein-coding gene | 15,426 | 16,400 | 975 bp | + | 47.6% |
| tRNA-Ile | Transfer RNA | 16,406 | 16,475 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 16,475 | 16,545 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 16,545 | 16,614 | 70 bp | + | – |
| ND2 | Protein-coding gene | 16,615 | 1,035 | 1,047 bp | + | 49.5% |