Cottus pollux
Japanese fluvial sculpin
GC content
47.54%
Whole genome
Non-coding
965 bp
D-loop 855 bp
Where Japanese fluvial sculpin sits among 2,335 species
Whole-genome GC content against maximum lifespan. Japanese fluvial sculpin has the 2,118th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,557 bp
- GC skew (G − C) / (G + C)
- −0.257
- AT skew (A − T) / (A + T)
- +0.008
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an animal in the wild
- 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 genome16,557 bp
Protein-coding11,407 bp
12S rRNA945 bp
16S rRNA1,686 bp
All tRNA1,554 bp
D-loop855 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.44% | −0.361 | −0.132 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 50.19% | −0.406 | +0.010 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 47.52% | −0.208 | −0.108 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 46.45% | −0.283 | −0.005 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.62% | −0.450 | +0.159 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 49.42% | −0.438 | −0.075 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 47.90% | −0.255 | −0.042 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 51.58% | −0.356 | −0.172 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 50.17% | −0.356 | −0.122 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 47.50% | −0.323 | −0.076 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.93% | −0.360 | −0.033 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 46.17% | −0.402 | +0.374 | |||||
| CYTBCytochrome b | 1,141 bp | 46.36% | −0.285 | −0.141 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 48.47% | −0.100 | +0.212 | |||||
| 16S rRNA16S ribosomal RNA | 1,686 bp | 47.15% | −0.079 | +0.185 | |||||
| D-loopControl region (D-loop) | 855 bp | 39.77% | −0.088 | +0.017 |
Codon usage
Counts per codon, darker is more frequent3,807 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.0%
UUU109
UUC120
Leu L17.4%
UUA72
UUG30
CUU188
CUC168
CUA155
CUG51
Ile I6.4%
AUU117
AUC126
Met M4.0%
AUA74
AUG77
Val V6.3%
GUU67
GUC61
GUA78
GUG33
Ser S6.5%
UCU51
UCC76
UCA47
UCG15
AGU15
AGC45
Pro P5.6%
CCU58
CCC98
CCA49
CCG10
Thr T8.4%
ACU58
ACC134
ACA113
ACG16
Ala A9.1%
GCU90
GCC162
GCA80
GCG13
Tyr Y2.8%
UAU37
UAC70
His H2.9%
CAU33
CAC77
Gln Q2.6%
CAA79
CAG20
Asn N2.9%
AAU21
AAC89
Lys K1.9%
AAA46
AAG27
Asp D1.9%
GAU26
GAC47
Glu E2.7%
GAA73
GAG28
Cys C0.7%
UGU7
UGC19
Trp W3.2%
UGA94
UGG26
Arg R2.0%
CGU11
CGC20
CGA37
CGG8
Gly G6.5%
GGU28
GGC97
GGA81
GGG43
Stop 0.2%
UAA6
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_082940.1Hover, 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 (47.5%, 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 | 69 | 69 bp | + | – |
| 12S rRNA | Ribosomal RNA | 70 | 1,014 | 945 bp | + | 48.5% |
| tRNA-Val | Transfer RNA | 1,015 | 1,086 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,088 | 2,773 | 1,686 bp | + | 47.2% |
| tRNA-Leu (UUR) | Transfer RNA | 2,774 | 2,847 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,848 | 3,822 | 975 bp | + | 49.4% |
| tRNA-Ile | Transfer RNA | 3,827 | 3,895 | 69 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,895 | 3,965 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,965 | 4,033 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,034 | 5,079 | 1,046 bp | + | 50.2% |
| tRNA-Trp | Transfer RNA | 5,080 | 5,151 | 72 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,153 | 5,221 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,223 | 5,295 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,333 | 5,398 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,399 | 5,468 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,470 | 7,020 | 1,551 bp | + | 47.5% |
| tRNA-Ser (UCN) | Transfer RNA | 7,021 | 7,091 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,095 | 7,167 | 73 bp | + | – |
| COX2 | Protein-coding gene | 7,183 | 7,873 | 691 bp | + | 46.5% |
| tRNA-Lys | Transfer RNA | 7,874 | 7,947 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,949 | 8,116 | 168 bp | + | 47.6% |
| ATP6 | Protein-coding gene | 8,107 | 8,790 | 684 bp | + | 49.4% |
| COX3 | Protein-coding gene | 8,790 | 9,574 | 785 bp | + | 47.9% |
| tRNA-Gly | Transfer RNA | 9,575 | 9,647 | 73 bp | + | – |
| ND3 | Protein-coding gene | 9,648 | 9,996 | 349 bp | + | 51.6% |
| tRNA-Arg | Transfer RNA | 9,997 | 10,065 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,066 | 10,362 | 297 bp | + | 50.2% |
| ND4 | Protein-coding gene | 10,356 | 11,736 | 1,381 bp | + | 47.5% |
| tRNA-His | Transfer RNA | 11,737 | 11,805 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,806 | 11,873 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,879 | 11,951 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,952 | 13,790 | 1,839 bp | + | 46.9% |
| ND6 | Protein-coding gene | 13,787 | 14,308 | 522 bp | − | 46.2% |
| tRNA-Glu | Transfer RNA | 14,309 | 14,377 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,382 | 15,522 | 1,141 bp | + | 46.4% |
| tRNA-Thr | Transfer RNA | 15,523 | 15,594 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,632 | 15,702 | 71 bp | − | – |
| D-loop | Control region | 15,703 | 16,557 | 855 bp | – | 39.8% |