Spirinchus thaleichthys
Longfin smelt
GC content
47.83%
Whole genome
Non-coding
1,193 bp
D-loop 1,125 bp
Where Longfin smelt sits among 2,335 species
Whole-genome GC content against maximum lifespan. Longfin smelt has the 2,223rd longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,811 bp
- GC skew (G − C) / (G + C)
- −0.235
- AT skew (A − T) / (A + T)
- −0.030
About this record
- Lifespan source
- AnAge build 15
- Based on
- an animal in the wild
- Data quality
- acceptable, medium sample
- Licence
- Free to use, subject to the Human Ageing Genomic Resources conditions of use
- Status
- New in build 2
- In the database since
- build 2 (2026-11-13)
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,811 bp
Protein-coding11,412 bp
12S rRNA945 bp
16S rRNA1,707 bp
All tRNA1,554 bp
D-loop1,125 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.03% | −0.318 | −0.143 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,051 bp | 50.05% | −0.342 | −0.090 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 47.97% | −0.191 | −0.157 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 46.17% | −0.260 | +0.005 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.02% | −0.392 | −0.011 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 46.35% | −0.407 | −0.139 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 48.79% | −0.279 | −0.109 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 52.15% | −0.286 | −0.305 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 51.18% | −0.289 | −0.186 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 47.79% | −0.297 | −0.090 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 47.80% | −0.356 | −0.073 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 50.19% | −0.321 | +0.400 | |||||
| CYTBCytochrome b | 1,141 bp | 47.50% | −0.273 | −0.152 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 49.84% | −0.040 | +0.139 | |||||
| 16S rRNA16S ribosomal RNA | 1,707 bp | 46.92% | −0.049 | +0.183 | |||||
| D-loopControl region (D-loop) | 1,125 bp | 43.11% | −0.196 | −0.050 |
Codon usage
Counts per codon, darker is more frequent3,809 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.3%
UUU102
UUC137
Leu L16.8%
UUA79
UUG16
CUU179
CUC181
CUA137
CUG47
Ile I7.0%
AUU146
AUC121
Met M3.9%
AUA67
AUG83
Val V6.3%
GUU65
GUC76
GUA65
GUG34
Ser S7.0%
UCU66
UCC84
UCA52
UCG10
AGU10
AGC45
Pro P5.6%
CCU59
CCC104
CCA43
CCG6
Thr T7.2%
ACU69
ACC112
ACA72
ACG22
Ala A9.7%
GCU83
GCC175
GCA80
GCG31
Tyr Y2.8%
UAU36
UAC72
His H2.7%
CAU38
CAC64
Gln Q2.5%
CAA74
CAG20
Asn N2.9%
AAU42
AAC69
Lys K2.0%
AAA62
AAG14
Asp D1.9%
GAU26
GAC48
Glu E2.7%
GAA69
GAG35
Cys C0.8%
UGU12
UGC17
Trp W3.2%
UGA87
UGG35
Arg R2.0%
CGU14
CGC13
CGA37
CGG12
Gly G6.5%
GGU29
GGC94
GGA42
GGG83
Stop 0.2%
UAA5
UAG2
AGA0
AGG0
Genome map
38 annotated features in NC_072211.1Hover, 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 (47.8%, 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 | 1,013 | 945 bp | + | 49.8% |
| tRNA-Val | Transfer RNA | 1,014 | 1,084 | 71 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,085 | 2,791 | 1,707 bp | + | 46.9% |
| tRNA-Leu (UUR) | Transfer RNA | 2,799 | 2,872 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,873 | 3,847 | 975 bp | + | 49.0% |
| tRNA-Ile | Transfer RNA | 3,851 | 3,922 | 72 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,923 | 3,992 | 70 bp | − | – |
| tRNA-Met | Transfer RNA | 3,992 | 4,060 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,065 | 5,115 | 1,051 bp | + | 50.1% |
| tRNA-Trp | Transfer RNA | 5,116 | 5,187 | 72 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,189 | 5,257 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,259 | 5,331 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,359 | 5,423 | 65 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,424 | 5,491 | 68 bp | − | – |
| COX1 | Protein-coding gene | 5,494 | 7,044 | 1,551 bp | + | 48.0% |
| tRNA-Ser (UCN) | Transfer RNA | 7,045 | 7,115 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,120 | 7,192 | 73 bp | + | – |
| COX2 | Protein-coding gene | 7,207 | 7,897 | 691 bp | + | 46.2% |
| tRNA-Lys | Transfer RNA | 7,898 | 7,972 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,974 | 8,141 | 168 bp | + | 47.0% |
| ATP6 | Protein-coding gene | 8,132 | 8,815 | 684 bp | + | 46.4% |
| COX3 | Protein-coding gene | 8,815 | 9,599 | 785 bp | + | 48.8% |
| tRNA-Gly | Transfer RNA | 9,600 | 9,670 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,671 | 10,019 | 349 bp | + | 52.2% |
| tRNA-Arg | Transfer RNA | 10,020 | 10,089 | 70 bp | + | – |
| ND4L | Protein-coding gene | 10,090 | 10,386 | 297 bp | + | 51.2% |
| ND4 | Protein-coding gene | 10,380 | 11,760 | 1,381 bp | + | 47.8% |
| tRNA-His | Transfer RNA | 11,761 | 11,829 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,830 | 11,898 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,899 | 11,972 | 74 bp | + | – |
| ND5 | Protein-coding gene | 11,973 | 13,811 | 1,839 bp | + | 47.8% |
| ND6 | Protein-coding gene | 13,808 | 14,329 | 522 bp | − | 50.2% |
| tRNA-Glu | Transfer RNA | 14,330 | 14,399 | 70 bp | − | – |
| CYTB | Protein-coding gene | 14,404 | 15,544 | 1,141 bp | + | 47.5% |
| tRNA-Thr | Transfer RNA | 15,545 | 15,616 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,617 | 15,686 | 70 bp | − | – |
| D-loop | Control region | 15,687 | 16,811 | 1,125 bp | – | 43.1% |