Osmerus eperlanus
Smelt
GC content
47.57%
Whole genome
Non-coding
1,021 bp
D-loop 960 bp
Where Smelt sits among 2,335 species
Whole-genome GC content against maximum lifespan. Smelt has the 1,573rd longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,610 bp
- GC skew (G − C) / (G + C)
- −0.227
- AT skew (A − T) / (A + T)
- −0.031
Life history
- Maximum lifespan
- 10 years
- Female sexual maturity
- 2 years
- Male sexual maturity
- 2 years
Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 04082)
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 genome16,610 bp
Protein-coding11,412 bp
12S rRNA945 bp
16S rRNA1,679 bp
All tRNA1,553 bp
D-loop960 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.13% | −0.299 | −0.145 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,051 bp | 50.52% | −0.345 | −0.085 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 47.39% | −0.162 | −0.164 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 45.15% | −0.231 | −0.013 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.62% | −0.375 | −0.023 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 46.78% | −0.375 | −0.159 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 49.68% | −0.267 | −0.114 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 51.00% | −0.270 | −0.333 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 49.16% | −0.315 | −0.166 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 46.92% | −0.293 | −0.083 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.98% | −0.333 | −0.075 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 49.81% | −0.354 | +0.435 | |||||
| CYTBCytochrome b | 1,141 bp | 46.45% | −0.283 | −0.159 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 50.05% | −0.044 | +0.148 | |||||
| 16S rRNA16S ribosomal RNA | 1,679 bp | 46.69% | −0.054 | +0.180 | |||||
| D-loopControl region (D-loop) | 960 bp | 42.71% | −0.176 | −0.036 |
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 F6.1%
UUU106
UUC128
Leu L16.8%
UUA93
UUG19
CUU182
CUC167
CUA121
CUG57
Ile I7.1%
AUU157
AUC113
Met M3.9%
AUA69
AUG79
Val V6.3%
GUU66
GUC69
GUA69
GUG37
Ser S7.0%
UCU69
UCC86
UCA45
UCG11
AGU11
AGC45
Pro P5.6%
CCU68
CCC94
CCA42
CCG8
Thr T7.2%
ACU65
ACC117
ACA74
ACG18
Ala A9.8%
GCU90
GCC174
GCA90
GCG21
Tyr Y2.8%
UAU43
UAC64
His H2.7%
CAU38
CAC64
Gln Q2.5%
CAA74
CAG21
Asn N2.9%
AAU37
AAC73
Lys K2.0%
AAA58
AAG18
Asp D1.9%
GAU23
GAC50
Glu E2.7%
GAA65
GAG38
Cys C0.8%
UGU12
UGC17
Trp W3.2%
UGA87
UGG35
Arg R2.0%
CGU11
CGC13
CGA31
CGG21
Gly G6.5%
GGU36
GGC79
GGA56
GGG78
Stop 0.2%
UAA5
UAG2
AGA0
AGG0
Genome map
38 annotated features in NC_052758.1Hover, 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 (47.6%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
Not drawn: D-loop 2,764–16,610, annotated over most of the record.
All 37 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 | + | 50.1% |
| tRNA-Val | Transfer RNA | 1,014 | 1,084 | 71 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,085 | 2,763 | 1,679 bp | + | 46.7% |
| tRNA-Leu (UUR) | Transfer RNA | 2,799 | 2,872 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,873 | 3,847 | 975 bp | + | 49.1% |
| tRNA-Ile | Transfer RNA | 3,851 | 3,922 | 72 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,922 | 3,992 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,992 | 4,060 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,065 | 5,115 | 1,051 bp | + | 50.5% |
| 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 | 5,424 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,425 | 5,492 | 68 bp | − | – |
| COX1 | Protein-coding gene | 5,494 | 7,044 | 1,551 bp | + | 47.4% |
| 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 | + | 45.2% |
| tRNA-Lys | Transfer RNA | 7,898 | 7,972 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,974 | 8,141 | 168 bp | + | 47.6% |
| ATP6 | Protein-coding gene | 8,132 | 8,815 | 684 bp | + | 46.8% |
| COX3 | Protein-coding gene | 8,815 | 9,599 | 785 bp | + | 49.7% |
| tRNA-Gly | Transfer RNA | 9,600 | 9,670 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,671 | 10,019 | 349 bp | + | 51.0% |
| tRNA-Arg | Transfer RNA | 10,020 | 10,089 | 70 bp | + | – |
| ND4L | Protein-coding gene | 10,090 | 10,386 | 297 bp | + | 49.2% |
| ND4 | Protein-coding gene | 10,380 | 11,760 | 1,381 bp | + | 46.9% |
| 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 | 11,900 | 11,972 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,973 | 13,811 | 1,839 bp | + | 47.0% |
| ND6 | Protein-coding gene | 13,808 | 14,329 | 522 bp | − | 49.8% |
| tRNA-Glu | Transfer RNA | 14,330 | 14,399 | 70 bp | − | – |
| CYTB | Protein-coding gene | 14,404 | 15,544 | 1,141 bp | + | 46.5% |
| tRNA-Thr | Transfer RNA | 15,545 | 15,616 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,616 | 15,685 | 70 bp | − | – |