Okamejei kenojei
Ocellate spot skate
GC content
42.39%
Whole genome
Non-coding
1,372 bp
D-loop 1,310 bp
Where Ocellate spot skate sits among 2,335 species
Whole-genome GC content against maximum lifespan. Ocellate spot skate has the 1,685th longest lifespan of them.
- This species
- Other sharks and rays
- Other classes
Base composition
Whole genome16,972 bp
- GC skew (G − C) / (G + C)
- −0.327
- AT skew (A − T) / (A + T)
- +0.049
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an observed animal, origin not stated
- Data quality
- questionable
- 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 genome16,972 bp
Protein-coding11,428 bp
12S rRNA965 bp
16S rRNA1,676 bp
All tRNA1,548 bp
D-loop1,310 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 45.44% | −0.440 | +0.026 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,047 bp | 43.94% | −0.530 | +0.060 | |||||
| COX1Cytochrome c oxidase subunit I | 1,557 bp | 44.83% | −0.238 | −0.050 | |||||
| COX2Cytochrome c oxidase subunit II | 699 bp | 39.77% | −0.259 | +0.097 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 36.31% | −0.541 | +0.028 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 41.67% | −0.495 | −0.033 | |||||
| COX3Cytochrome c oxidase subunit III | 786 bp | 47.58% | −0.289 | −0.010 | |||||
| ND3NADH dehydrogenase subunit 3 | 351 bp | 47.58% | −0.365 | −0.109 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 45.46% | −0.407 | −0.123 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,387 bp | 43.98% | −0.423 | +0.012 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,836 bp | 42.97% | −0.452 | +0.043 | |||||
| ND6NADH dehydrogenase subunit 6 | 519 bp | 38.34% | −0.518 | +0.438 | |||||
| CYTBCytochrome b | 1,143 bp | 45.93% | −0.432 | −0.026 | |||||
| 12S rRNA12S ribosomal RNA | 965 bp | 41.76% | −0.102 | +0.107 | |||||
| 16S rRNA16S ribosomal RNA | 1,676 bp | 40.33% | −0.121 | +0.146 | |||||
| D-loopControl region (D-loop) | 1,310 bp | 35.12% | −0.239 | +0.009 |
Codon usage
Counts per codon, darker is more frequent3,816 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.1%
UUU107
UUC124
Leu L17.9%
UUA117
UUG20
CUU117
CUC186
CUA202
CUG41
Ile I8.5%
AUU163
AUC162
Met M4.1%
AUA116
AUG40
Val V4.9%
GUU50
GUC54
GUA68
GUG15
Ser S6.7%
UCU44
UCC76
UCA83
UCG5
AGU12
AGC34
Pro P5.7%
CCU29
CCC79
CCA104
CCG6
Thr T7.9%
ACU46
ACC115
ACA136
ACG4
Ala A7.3%
GCU49
GCC139
GCA86
GCG6
Tyr Y3.2%
UAU50
UAC71
His H2.7%
CAU22
CAC80
Gln Q2.7%
CAA90
CAG13
Asn N3.7%
AAU55
AAC86
Lys K2.3%
AAA74
AAG12
Asp D2.0%
GAU33
GAC45
Glu E2.5%
GAA73
GAG24
Cys C0.6%
UGU10
UGC14
Trp W3.1%
UGA102
UGG18
Arg R1.8%
CGU14
CGC19
CGA30
CGG4
Gly G6.0%
GGU31
GGC92
GGA72
GGG35
Stop 0.3%
UAA9
UAG2
AGA1
AGG0
Genome map
38 annotated features in NC_007173.1Hover, 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 (42.4%, 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 | 1,034 | 965 bp | + | 41.8% |
| tRNA-Val | Transfer RNA | 1,035 | 1,106 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,107 | 2,782 | 1,676 bp | + | 40.3% |
| tRNA-Leu (UUR) | Transfer RNA | 2,783 | 2,857 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,858 | 3,832 | 975 bp | + | 45.4% |
| tRNA-Ile | Transfer RNA | 3,833 | 3,902 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,903 | 3,974 | 72 bp | + | – |
| tRNA-Met | Transfer RNA | 3,975 | 4,043 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,044 | 5,090 | 1,047 bp | + | 43.9% |
| tRNA-Trp | Transfer RNA | 5,090 | 5,158 | 69 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,160 | 5,228 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,229 | 5,301 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,334 | 5,400 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,404 | 5,473 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,475 | 7,031 | 1,557 bp | + | 44.8% |
| tRNA-Ser (UCN) | Transfer RNA | 7,032 | 7,102 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,103 | 7,171 | 69 bp | + | – |
| COX2 | Protein-coding gene | 7,177 | 7,875 | 699 bp | + | 39.8% |
| tRNA-Lys | Transfer RNA | 7,868 | 7,940 | 73 bp | + | – |
| ATP8 | Protein-coding gene | 7,942 | 8,109 | 168 bp | + | 36.3% |
| ATP6 | Protein-coding gene | 8,100 | 8,783 | 684 bp | + | 41.7% |
| COX3 | Protein-coding gene | 8,787 | 9,572 | 786 bp | + | 47.6% |
| tRNA-Gly | Transfer RNA | 9,574 | 9,643 | 70 bp | + | – |
| ND3 | Protein-coding gene | 9,644 | 9,994 | 351 bp | + | 47.6% |
| tRNA-Arg | Transfer RNA | 9,993 | 10,061 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,062 | 10,358 | 297 bp | + | 45.5% |
| ND4 | Protein-coding gene | 10,352 | 11,738 | 1,387 bp | + | 44.0% |
| tRNA-His | Transfer RNA | 11,733 | 11,801 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,802 | 11,870 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,871 | 11,942 | 72 bp | + | – |
| ND5 | Protein-coding gene | 11,943 | 13,778 | 1,836 bp | + | 43.0% |
| ND6 | Protein-coding gene | 13,775 | 14,293 | 519 bp | − | 38.3% |
| tRNA-Glu | Transfer RNA | 14,295 | 14,363 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,367 | 15,509 | 1,143 bp | + | 45.9% |
| tRNA-Thr | Transfer RNA | 15,513 | 15,585 | 73 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,594 | 15,662 | 69 bp | − | – |
| D-loop | Control region | 15,663 | 16,972 | 1,310 bp | – | 35.1% |