Gobiusculus flavescens
Twospotted goby
GC content
48.48%
Whole genome
Non-coding
826 bp
D-loop 770 bp
Where Twospotted goby sits among 2,335 species
Whole-genome GC content against maximum lifespan. Twospotted goby has the 2,278th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,401 bp
- GC skew (G − C) / (G + C)
- −0.229
- AT skew (A − T) / (A + T)
- +0.007
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 genome16,401 bp
Protein-coding11,410 bp
12S rRNA950 bp
16S rRNA1,667 bp
All tRNA1,548 bp
D-loop770 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 50.46% | −0.264 | −0.143 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,047 bp | 52.34% | −0.391 | −0.038 | |||||
| COX1Cytochrome c oxidase subunit I | 1,554 bp | 48.58% | −0.205 | −0.096 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 47.61% | −0.289 | +0.050 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 45.46% | −0.467 | +0.022 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 49.71% | −0.312 | −0.186 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 49.62% | −0.265 | −0.033 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 48.71% | −0.259 | −0.184 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 50.84% | −0.272 | −0.192 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 51.70% | −0.286 | −0.076 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 47.15% | −0.255 | −0.068 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 51.72% | −0.281 | +0.397 | |||||
| CYTBCytochrome b | 1,141 bp | 49.78% | −0.299 | −0.162 | |||||
| 12S rRNA12S ribosomal RNA | 950 bp | 47.79% | −0.070 | +0.202 | |||||
| 16S rRNA16S ribosomal RNA | 1,667 bp | 47.27% | −0.096 | +0.247 | |||||
| D-loopControl region (D-loop) | 770 bp | 39.09% | −0.103 | +0.079 |
Codon usage
Counts per codon, darker is more frequent3,808 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.4%
UUU118
UUC127
Leu L17.3%
UUA61
UUG36
CUU169
CUC143
CUA167
CUG81
Ile I6.6%
AUU115
AUC136
Met M4.3%
AUA61
AUG101
Val V5.9%
GUU64
GUC65
GUA61
GUG35
Ser S6.1%
UCU52
UCC71
UCA34
UCG21
AGU9
AGC46
Pro P6.0%
CCU51
CCC110
CCA41
CCG27
Thr T7.7%
ACU60
ACC125
ACA80
ACG30
Ala A9.6%
GCU79
GCC153
GCA94
GCG38
Tyr Y2.8%
UAU33
UAC75
His H2.8%
CAU21
CAC86
Gln Q2.7%
CAA57
CAG44
Asn N3.1%
AAU24
AAC95
Lys K1.9%
AAA41
AAG30
Asp D1.9%
GAU17
GAC57
Glu E2.5%
GAA62
GAG33
Cys C0.7%
UGU7
UGC20
Trp W3.0%
UGA81
UGG35
Arg R2.0%
CGU9
CGC19
CGA35
CGG14
Gly G6.4%
GGU25
GGC87
GGA69
GGG63
Stop 0.2%
UAA4
UAG4
AGA0
AGG0
Genome map
38 annotated features in NC_052761.1Hover, 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 (48.5%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
Not drawn: D-loop 1,091–16,401, 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 | 1,018 | 950 bp | + | 47.8% |
| tRNA-Val | Transfer RNA | 1,019 | 1,090 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,097 | 2,763 | 1,667 bp | + | 47.3% |
| tRNA-Leu (UUR) | Transfer RNA | 2,764 | 2,838 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,839 | 3,813 | 975 bp | + | 50.5% |
| tRNA-Ile | Transfer RNA | 3,815 | 3,882 | 68 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,882 | 3,952 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,952 | 4,020 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,021 | 5,067 | 1,047 bp | + | 52.3% |
| tRNA-Trp | Transfer RNA | 5,070 | 5,140 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,142 | 5,210 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,212 | 5,284 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,320 | 5,384 | 65 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,385 | 5,455 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,457 | 7,010 | 1,554 bp | + | 48.6% |
| tRNA-Ser (UCN) | Transfer RNA | 7,011 | 7,081 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,085 | 7,153 | 69 bp | + | – |
| COX2 | Protein-coding gene | 7,157 | 7,847 | 691 bp | + | 47.6% |
| tRNA-Lys | Transfer RNA | 7,848 | 7,922 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,924 | 8,088 | 165 bp | + | 45.5% |
| ATP6 | Protein-coding gene | 8,082 | 8,765 | 684 bp | + | 49.7% |
| COX3 | Protein-coding gene | 8,765 | 9,548 | 784 bp | + | 49.6% |
| tRNA-Gly | Transfer RNA | 9,549 | 9,620 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,621 | 9,969 | 349 bp | + | 48.7% |
| tRNA-Arg | Transfer RNA | 9,970 | 10,038 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,039 | 10,335 | 297 bp | + | 50.8% |
| ND4 | Protein-coding gene | 10,329 | 11,709 | 1,381 bp | + | 51.7% |
| tRNA-His | Transfer RNA | 11,710 | 11,778 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,779 | 11,847 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,851 | 11,923 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,924 | 13,762 | 1,839 bp | + | 47.2% |
| ND6 | Protein-coding gene | 13,759 | 14,280 | 522 bp | − | 51.7% |
| tRNA-Glu | Transfer RNA | 14,281 | 14,349 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,355 | 15,495 | 1,141 bp | + | 49.8% |
| tRNA-Thr | Transfer RNA | 15,496 | 15,567 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,568 | 15,637 | 70 bp | − | – |