Clupeonella abrau
Abrau sprat
GC content
46.99%
Whole genome
Non-coding
1,066 bp
D-loop 1,003 bp
Where Abrau sprat sits among 2,335 species
Whole-genome GC content against maximum lifespan. Abrau sprat has the 2,286th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,650 bp
- GC skew (G − C) / (G + C)
- −0.186
- 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 genome16,650 bp
Protein-coding11,403 bp
12S rRNA951 bp
16S rRNA1,680 bp
All tRNA1,550 bp
D-loop1,003 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.85% | −0.214 | −0.162 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,045 bp | 50.43% | −0.321 | −0.054 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 45.97% | −0.158 | −0.098 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 43.71% | −0.212 | −0.018 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 42.86% | −0.361 | +0.042 | |||||
| ATP6ATP synthase F0 subunit 6 | 683 bp | 44.95% | −0.309 | −0.090 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 49.30% | −0.220 | −0.121 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 47.56% | −0.205 | −0.202 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 49.16% | −0.274 | −0.086 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 47.65% | −0.201 | −0.126 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,836 bp | 45.32% | −0.274 | −0.036 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 47.32% | −0.247 | +0.396 | |||||
| CYTBCytochrome b | 1,141 bp | 46.63% | −0.229 | −0.169 | |||||
| 12S rRNA12S ribosomal RNA | 951 bp | 50.79% | −0.060 | +0.171 | |||||
| 16S rRNA16S ribosomal RNA | 1,680 bp | 48.57% | −0.059 | +0.248 | |||||
| D-loopControl region (D-loop) | 1,003 bp | 37.39% | −0.109 | +0.010 |
Codon usage
Counts per codon, darker is more frequent3,805 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.2%
UUU103
UUC133
Leu L16.4%
UUA56
UUG31
CUU180
CUC129
CUA150
CUG79
Ile I6.9%
AUU175
AUC88
Met M4.1%
AUA47
AUG108
Val V6.5%
GUU85
GUC62
GUA79
GUG20
Ser S6.2%
UCU55
UCC62
UCA53
UCG15
AGU15
AGC37
Pro P5.7%
CCU61
CCC77
CCA59
CCG18
Thr T7.7%
ACU83
ACC98
ACA89
ACG22
Ala A9.8%
GCU75
GCC154
GCA119
GCG26
Tyr Y3.0%
UAU49
UAC64
His H2.8%
CAU29
CAC76
Gln Q2.5%
CAA68
CAG28
Asn N3.0%
AAU55
AAC58
Lys K2.0%
AAA45
AAG32
Asp D2.0%
GAU24
GAC54
Glu E2.6%
GAA60
GAG40
Cys C0.8%
UGU15
UGC14
Trp W3.2%
UGA89
UGG31
Arg R2.0%
CGU10
CGC8
CGA40
CGG18
Gly G6.5%
GGU34
GGC53
GGA93
GGG69
Stop 0.2%
UAA4
UAG2
AGA0
AGG0
Genome map
38 annotated features in NC_086922.1Hover, 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 (47.0%, 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 | 1,019 | 951 bp | + | 50.8% |
| tRNA-Val | Transfer RNA | 1,020 | 1,091 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,092 | 2,771 | 1,680 bp | + | 48.6% |
| tRNA-Leu (UUR) | Transfer RNA | 2,772 | 2,846 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,847 | 3,821 | 975 bp | + | 49.9% |
| tRNA-Ile | Transfer RNA | 3,827 | 3,898 | 72 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,898 | 3,968 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,968 | 4,036 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,037 | 5,081 | 1,045 bp | + | 50.4% |
| tRNA-Trp | Transfer RNA | 5,082 | 5,153 | 72 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,155 | 5,223 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,225 | 5,297 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,329 | 5,394 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,397 | 5,467 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,469 | 7,019 | 1,551 bp | + | 46.0% |
| tRNA-Ser (UCN) | Transfer RNA | 7,020 | 7,090 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,095 | 7,164 | 70 bp | + | – |
| COX2 | Protein-coding gene | 7,177 | 7,867 | 691 bp | + | 43.7% |
| tRNA-Lys | Transfer RNA | 7,868 | 7,941 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,943 | 8,110 | 168 bp | + | 42.9% |
| ATP6 | Protein-coding gene | 8,101 | 8,783 | 683 bp | + | 45.0% |
| COX3 | Protein-coding gene | 8,784 | 9,568 | 785 bp | + | 49.3% |
| tRNA-Gly | Transfer RNA | 9,569 | 9,640 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,641 | 9,989 | 349 bp | + | 47.6% |
| tRNA-Arg | Transfer RNA | 9,990 | 10,058 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,059 | 10,355 | 297 bp | + | 49.2% |
| ND4 | Protein-coding gene | 10,349 | 11,729 | 1,381 bp | + | 47.7% |
| tRNA-His | Transfer RNA | 11,730 | 11,798 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,799 | 11,865 | 67 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,866 | 11,937 | 72 bp | + | – |
| ND5 | Protein-coding gene | 11,938 | 13,773 | 1,836 bp | + | 45.3% |
| ND6 | Protein-coding gene | 13,770 | 14,291 | 522 bp | − | 47.3% |
| tRNA-Glu | Transfer RNA | 14,292 | 14,360 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,365 | 15,505 | 1,141 bp | + | 46.6% |
| tRNA-Thr | Transfer RNA | 15,506 | 15,577 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,577 | 15,646 | 70 bp | − | – |
| D-loop | Control region | 15,647 | 16,649 | 1,003 bp | – | 37.4% |