MitoAge

Euthynnus affinis

Kawakawa, or Little tunny

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Maximum lifespan
10 yr
AnAge record
mtDNA size
16,513 bp
RefSeq NC_025934.1
GC content
47.12%
Whole genome
Non-coding
912 bp
D-loop 849 bp

Where Kawakawa, or Little tunny sits among 2,335 species

Whole-genome GC content against maximum lifespan. Kawakawa, or Little tunny has the 1,560th longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %Kawakawa, or Little tunny
  • This species
  • Other ray-finned fishes
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,513 bp
GC skew (G − C) / (G + C)
−0.272
AT skew (A − T) / (A + T)
+0.063

Life history

Maximum lifespan
10 years
Adult weight
7.7 kg

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 04351)

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
Updated in build 2
In the database since
build 1 (2015-07-01)
Last changed
build 2 (2026-11-13)
  • May be the same species as Euthynnus alletteratus.

Every change against the 2015 build is in the changelog download.

Composition by region

Reference (L) strand as deposited in RefSeq
Whole genome16,513 bp
Protein-coding11,408 bp
12S rRNA949 bp
16S rRNA1,693 bp
All tRNA1,551 bp
D-loop849 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1975 bp25.5%25.1%16.2%33.1%49.33%−0.343+0.008
ND2NADH dehydrogenase subunit 21,047 bp27.6%23.1%13.9%35.3%49.28%−0.434+0.089
COX1Cytochrome c oxidase subunit I1,551 bp24.3%28.2%19.7%27.8%47.45%−0.171−0.075
COX2Cytochrome c oxidase subunit II691 bp28.8%26.8%16.2%28.2%44.43%−0.270+0.036
ATP8ATP synthase F0 subunit 8168 bp30.4%21.4%12.5%35.7%48.21%−0.481+0.172
ATP6ATP synthase F0 subunit 6684 bp26.9%26.6%13.6%32.9%46.49%−0.415+0.005
COX3Cytochrome c oxidase subunit III785 bp26.2%26.1%17.2%30.4%47.64%−0.278+0.002
ND3NADH dehydrogenase subunit 3349 bp21.2%27.5%16.6%34.7%51.29%−0.352−0.129
ND4LNADH dehydrogenase subunit 4L297 bp20.5%28.3%16.2%35.0%51.18%−0.368−0.159
ND4NADH dehydrogenase subunit 41,381 bp26.9%23.9%15.9%33.3%49.17%−0.355+0.060
ND5NADH dehydrogenase subunit 51,839 bp28.1%25.1%14.2%32.6%46.77%−0.393+0.056
ND6NADH dehydrogenase subunit 6522 bp36.2%15.7%15.7%32.4%48.08%−0.347+0.395
CYTBCytochrome b1,141 bp25.1%26.9%15.2%32.9%48.03%−0.369−0.035
12S rRNA12S ribosomal RNA949 bp29.6%21.2%22.4%26.8%49.21%−0.088+0.166
16S rRNA16S ribosomal RNA1,693 bp33.4%21.0%20.3%25.2%45.54%−0.108+0.228
D-loopControl region (D-loop)849 bp31.3%29.8%16.6%22.3%38.87%−0.145+0.025

Codon usage

Counts per codon, darker is more frequent

3,808 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.1%
UUU50
UUC181
Leu L17.1%
UUA57
UUG15
CUU143
CUC133
CUA237
CUG65
Ile I7.0%
AUU114
AUC154
Met M4.1%
AUA70
AUG88
Val V5.9%
GUU57
GUC54
GUA92
GUG23
Ser S6.2%
UCU46
UCC65
UCA66
UCG6
AGU5
AGC49
Pro P5.8%
CCU59
CCC88
CCA67
CCG8
Thr T7.9%
ACU45
ACC115
ACA121
ACG20
Ala A9.6%
GCU66
GCC163
GCA121
GCG16
Tyr Y2.8%
UAU23
UAC85
His H2.8%
CAU19
CAC88
Gln Q2.4%
CAA66
CAG27
Asn N3.1%
AAU30
AAC88
Lys K1.9%
AAA69
AAG4
Asp D2.0%
GAU17
GAC60
Glu E2.8%
GAA86
GAG19
Cys C0.7%
UGU5
UGC20
Trp W3.1%
UGA103
UGG16
Arg R2.0%
CGU6
CGC9
CGA49
CGG12
Gly G6.3%
GGU32
GGC84
GGA74
GGG50
Stop 0.2%
UAA7
UAG1
AGA0
AGG0

Genome map

38 annotated features in NC_025934.1

Hover, 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 (47.1%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
FeatureTypeStartEndLengthStrandGC
tRNA-PheTransfer RNA16868 bp+–
12S rRNARibosomal RNA691,017949 bp+49.2%
tRNA-ValTransfer RNA1,0181,08972 bp+–
16S rRNARibosomal RNA1,0902,7821,693 bp+45.5%
tRNA-Leu (UUR)Transfer RNA2,7832,85674 bp+–
ND1Protein-coding gene2,8573,831975 bp+49.3%
tRNA-IleTransfer RNA3,8363,90671 bp+–
tRNA-GlnTransfer RNA3,9063,97671 bp−–
tRNA-MetTransfer RNA3,9764,04469 bp+–
ND2Protein-coding gene4,0455,0911,047 bp+49.3%
tRNA-TrpTransfer RNA5,0925,16372 bp+–
tRNA-AlaTransfer RNA5,1665,23469 bp−–
tRNA-AsnTransfer RNA5,2375,30973 bp−–
tRNA-CysTransfer RNA5,3445,41168 bp−–
tRNA-TyrTransfer RNA5,4125,47867 bp−–
COX1Protein-coding gene5,4807,0301,551 bp+47.5%
tRNA-Ser (UCN)Transfer RNA7,0317,10171 bp−–
tRNA-AspTransfer RNA7,1057,17773 bp+–
COX2Protein-coding gene7,1867,876691 bp+44.4%
tRNA-LysTransfer RNA7,8777,95074 bp+–
ATP8Protein-coding gene7,9528,119168 bp+48.2%
ATP6Protein-coding gene8,1108,793684 bp+46.5%
COX3Protein-coding gene8,7939,577785 bp+47.6%
tRNA-GlyTransfer RNA9,5789,64871 bp+–
ND3Protein-coding gene9,6499,997349 bp+51.3%
tRNA-ArgTransfer RNA9,99810,06669 bp+–
ND4LProtein-coding gene10,06710,363297 bp+51.2%
ND4Protein-coding gene10,35711,7371,381 bp+49.2%
tRNA-HisTransfer RNA11,73811,80770 bp+–
tRNA-Ser (AGY)Transfer RNA11,80811,87568 bp+–
tRNA-Leu (CUN)Transfer RNA11,88011,95273 bp+–
ND5Protein-coding gene11,95313,7911,839 bp+46.8%
ND6Protein-coding gene13,78814,309522 bp−48.1%
tRNA-GluTransfer RNA14,31014,37869 bp−–
CYTBProtein-coding gene14,38315,5231,141 bp+48.0%
tRNA-ThrTransfer RNA15,52415,59572 bp+–
tRNA-ProTransfer RNA15,59515,66470 bp−–
D-loopControl region15,66516,513849 bp–38.9%

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