MitoAge

Aonyx capensis

African clawless otter

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Maximum lifespan
14.2 yr
AnAge record
mtDNA size
16,188 bp
RefSeq NC_046484.1
GC content
42.71%
Whole genome
Non-coding
809 bp
D-loop 709 bp

Where African clawless otter sits among 2,335 species

Whole-genome GC content against maximum lifespan. African clawless otter has the 1,279th longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %African clawless otter
  • This species
  • Other mammals
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,188 bp
GC skew (G − C) / (G + C)
−0.307
AT skew (A − T) / (A + T)
+0.107

Life history

Maximum lifespan
14.2 years
Adult weight
23.5 kg
Birth weight
1.1 kg
Female sexual maturity
365 days
Male sexual maturity
365 days
Gestation or incubation
63 days
Litter or clutch size
2.5

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 02167)

About this record

Lifespan source
AnAge build 15
Based on
an animal in captivity
Data quality
acceptable, small 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 RefSeq
Whole genome16,188 bp
Protein-coding11,346 bp
12S rRNA965 bp
16S rRNA1,566 bp
All tRNA1,505 bp
D-loop709 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1956 bp30.0%24.9%13.1%32.0%45.08%−0.420+0.093
ND2NADH dehydrogenase subunit 21,042 bp34.6%23.7%10.6%31.1%41.65%−0.493+0.188
COX1Cytochrome c oxidase subunit I1,545 bp26.6%28.8%19.2%25.4%44.60%−0.138−0.040
COX2Cytochrome c oxidase subunit II684 bp30.0%24.9%16.4%28.8%45.18%−0.275+0.093
ATP8ATP synthase F0 subunit 8204 bp35.3%27.0%10.3%27.5%37.75%−0.455+0.134
ATP6ATP synthase F0 subunit 6681 bp29.8%28.0%12.0%30.1%42.14%−0.429+0.030
COX3Cytochrome c oxidase subunit III784 bp25.8%27.3%16.3%30.6%46.94%−0.304−0.029
ND3NADH dehydrogenase subunit 3348 bp30.5%27.9%14.1%27.6%41.67%−0.324+0.044
ND4LNADH dehydrogenase subunit 4L297 bp26.6%28.6%14.1%30.6%44.78%−0.368−0.037
ND4NADH dehydrogenase subunit 41,378 bp32.1%24.6%11.8%31.6%43.32%−0.457+0.132
ND5NADH dehydrogenase subunit 51,821 bp32.2%25.7%11.7%30.4%42.12%−0.445+0.112
ND6NADH dehydrogenase subunit 6534 bp41.2%18.7%10.5%29.6%40.08%−0.477+0.375
CYTBCytochrome b1,140 bp28.4%24.9%14.4%32.3%46.67%−0.383+0.066
12S rRNA12S ribosomal RNA965 bp35.5%22.2%19.0%23.3%42.28%−0.103+0.232
16S rRNA16S ribosomal RNA1,566 bp36.2%23.4%18.3%22.1%40.36%−0.095+0.214
D-loopControl region (D-loop)709 bp27.2%29.5%16.8%26.5%43.30%−0.225−0.040

Codon usage

Counts per codon, darker is more frequent

3,803 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%
UUU70
UUC159
Leu L16.3%
UUA82
UUG28
CUU49
CUC105
CUA285
CUG70
Ile I8.1%
AUU100
AUC209
Met M6.4%
AUA175
AUG69
Val V5.1%
GUU40
GUC53
GUA78
GUG24
Ser S7.4%
UCU28
UCC86
UCA94
UCG16
AGU15
AGC42
Pro P5.2%
CCU39
CCC80
CCA66
CCG11
Thr T8.5%
ACU61
ACC110
ACA131
ACG21
Ala A6.8%
GCU48
GCC111
GCA81
GCG18
Tyr Y3.4%
UAU35
UAC95
His H2.6%
CAU30
CAC69
Gln Q2.3%
CAA76
CAG12
Asn N3.8%
AAU50
AAC96
Lys K2.7%
AAA90
AAG14
Asp D1.8%
GAU15
GAC55
Glu E2.5%
GAA72
GAG23
Cys C0.6%
UGU6
UGC18
Trp W2.8%
UGA90
UGG16
Arg R1.7%
CGU7
CGC16
CGA38
CGG3
Gly G5.6%
GGU29
GGC59
GGA88
GGG38
Stop 0.2%
UAA6
UAG2
AGA1
AGG0

Genome map

38 annotated features in NC_046484.1

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 (42.7%, 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 RNA691,033965 bp+42.3%
tRNA-ValTransfer RNA1,0341,10168 bp+–
16S rRNARibosomal RNA1,1022,6671,566 bp+40.4%
tRNA-Leu (UUR)Transfer RNA2,6682,74275 bp+–
ND1Protein-coding gene2,7453,700956 bp+45.1%
tRNA-IleTransfer RNA3,7013,76969 bp+–
tRNA-GlnTransfer RNA3,7673,83973 bp−–
tRNA-MetTransfer RNA3,8413,90969 bp+–
ND2Protein-coding gene3,9104,9511,042 bp+41.7%
tRNA-TrpTransfer RNA4,9525,01867 bp+–
tRNA-AlaTransfer RNA5,0285,09669 bp−–
tRNA-AsnTransfer RNA5,0985,17073 bp−–
tRNA-CysTransfer RNA5,2045,27067 bp−–
tRNA-TyrTransfer RNA5,2715,33868 bp−–
COX1Protein-coding gene5,3406,8841,545 bp+44.6%
tRNA-Ser (UCN)Transfer RNA6,8826,95069 bp−–
tRNA-AspTransfer RNA6,9577,02367 bp+–
COX2Protein-coding gene7,0247,707684 bp+45.2%
tRNA-LysTransfer RNA7,7117,77666 bp+–
ATP8Protein-coding gene7,7787,981204 bp+37.7%
ATP6Protein-coding gene7,9398,619681 bp+42.1%
COX3Protein-coding gene8,6199,402784 bp+46.9%
tRNA-GlyTransfer RNA9,4039,47169 bp+–
ND3Protein-coding gene9,4729,819348 bp+41.7%
tRNA-ArgTransfer RNA9,8209,88768 bp+–
ND4LProtein-coding gene9,88810,184297 bp+44.8%
ND4Protein-coding gene10,17811,5551,378 bp+43.3%
tRNA-HisTransfer RNA11,55611,62469 bp+–
tRNA-Ser (AGY)Transfer RNA11,62511,68662 bp+–
tRNA-Leu (CUN)Transfer RNA11,68711,75670 bp+–
ND5Protein-coding gene11,75713,5771,821 bp+42.1%
ND6Protein-coding gene13,56114,094534 bp−40.1%
tRNA-GluTransfer RNA14,09514,16369 bp−–
CYTBProtein-coding gene14,16815,3071,140 bp+46.7%
tRNA-ThrTransfer RNA15,30815,37568 bp+–
tRNA-ProTransfer RNA15,37515,44066 bp−–
D-loopControl region15,44116,149709 bp–43.3%

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