MitoAge

Cygnus atratus

Black swan

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Maximum lifespan
24.7 yr
AnAge record
mtDNA size
16,748 bp
RefSeq NC_012843.1
GC content
48.28%
Whole genome
Non-coding
1,247 bp
D-loop 1,184 bp

Where Black swan sits among 2,335 species

Whole-genome GC content against maximum lifespan. Black swan has the 662nd longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %Black swan
  • This species
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Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,748 bp
GC skew (G − C) / (G + C)
−0.349
AT skew (A − T) / (A + T)
+0.142

Life history

Maximum lifespan
24.7 years
Adult weight
5.7 kg
Female sexual maturity
2.2 years
Male sexual maturity
2.2 years

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00336)

About this record

Lifespan source
AnAge build 15
Based on
an animal in the wild
Data quality
acceptable, large 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 genome16,748 bp
Protein-coding11,382 bp
12S rRNA985 bp
16S rRNA1,603 bp
All tRNA1,542 bp
D-loop1,184 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1978 bp25.6%24.9%16.5%33.0%49.49%−0.335+0.012
ND2NADH dehydrogenase subunit 21,039 bp29.4%20.7%12.5%37.4%49.95%−0.499+0.173
COX1Cytochrome c oxidase subunit I1,551 bp26.6%24.0%17.3%32.0%49.39%−0.298+0.050
COX2Cytochrome c oxidase subunit II687 bp28.5%22.7%16.9%31.9%48.76%−0.307+0.114
ATP8ATP synthase F0 subunit 8168 bp34.5%19.0%8.3%38.1%46.43%−0.641+0.289
ATP6ATP synthase F0 subunit 6684 bp28.1%23.4%11.5%37.0%48.54%−0.524+0.091
COX3Cytochrome c oxidase subunit III784 bp26.4%23.1%17.1%33.4%50.51%−0.323+0.067
ND3NADH dehydrogenase subunit 3351 bp23.9%24.5%16.8%34.8%51.57%−0.348−0.012
ND4LNADH dehydrogenase subunit 4L297 bp24.9%26.3%16.2%32.7%48.82%−0.338−0.026
ND4NADH dehydrogenase subunit 41,378 bp29.5%22.9%12.8%34.8%47.61%−0.460+0.125
ND5NADH dehydrogenase subunit 51,818 bp30.6%21.3%13.9%34.2%48.08%−0.423+0.178
ND6NADH dehydrogenase subunit 6522 bp38.3%9.6%12.1%40.0%52.11%−0.537+0.600
CYTBCytochrome b1,143 bp26.4%23.3%14.8%35.5%50.31%−0.412+0.063
12S rRNA12S ribosomal RNA985 bp31.6%19.9%20.6%27.9%48.53%−0.151+0.227
16S rRNA16S ribosomal RNA1,603 bp34.1%20.0%20.1%25.8%45.91%−0.125+0.262
D-loopControl region (D-loop)1,184 bp28.1%23.1%15.0%33.8%48.82%−0.384+0.099

Codon usage

Counts per codon, darker is more frequent

3,799 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%
UUU50
UUC179
Leu L17.1%
UUA40
UUG15
CUU44
CUC142
CUA302
CUG107
Ile I7.3%
AUU67
AUC210
Met M4.6%
AUA119
AUG54
Val V5.4%
GUU31
GUC60
GUA76
GUG39
Ser S7.4%
UCU28
UCC86
UCA92
UCG17
AGU6
AGC53
Pro P6.2%
CCU23
CCC88
CCA112
CCG11
Thr T8.1%
ACU31
ACC146
ACA116
ACG13
Ala A8.6%
GCU36
GCC189
GCA82
GCG21
Tyr Y2.8%
UAU18
UAC90
His H2.8%
CAU13
CAC94
Gln Q2.4%
CAA73
CAG19
Asn N3.2%
AAU15
AAC107
Lys K2.3%
AAA73
AAG15
Asp D1.7%
GAU11
GAC52
Glu E2.5%
GAA74
GAG20
Cys C0.8%
UGU7
UGC22
Trp W2.8%
UGA86
UGG21
Arg R1.9%
CGU2
CGC20
CGA37
CGG13
Gly G5.8%
GGU17
GGC67
GGA95
GGG43
Stop 0.3%
UAA5
UAG2
AGA1
AGG2

Genome map

38 annotated features in NC_012843.1

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 (48.3%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
FeatureTypeStartEndLengthStrandGC
CYTBProtein-coding gene11,1431,143 bp+50.3%
tRNA-ThrTransfer RNA1,1461,21368 bp+–
tRNA-ProTransfer RNA1,2221,29170 bp−–
ND6Protein-coding gene1,3031,824522 bp−52.1%
tRNA-GluTransfer RNA1,8251,89268 bp−–
D-loopControl region1,8933,0761,184 bp–48.8%
tRNA-PheTransfer RNA3,0773,14569 bp+–
12S rRNARibosomal RNA3,1464,130985 bp+48.5%
tRNA-ValTransfer RNA4,1324,20372 bp+–
16S rRNARibosomal RNA4,2045,8061,603 bp+45.9%
tRNA-Leu (UUR)Transfer RNA5,8075,88074 bp+–
ND1Protein-coding gene5,8876,864978 bp+49.5%
tRNA-IleTransfer RNA6,8636,93573 bp+–
tRNA-GlnTransfer RNA6,9437,01371 bp−–
tRNA-MetTransfer RNA7,0137,08169 bp+–
ND2Protein-coding gene7,0828,1201,039 bp+50.0%
tRNA-TrpTransfer RNA8,1218,19575 bp+–
tRNA-AlaTransfer RNA8,2018,26969 bp−–
tRNA-AsnTransfer RNA8,2728,34473 bp−–
tRNA-CysTransfer RNA8,3488,41366 bp−–
tRNA-TyrTransfer RNA8,4138,48371 bp−–
COX1Protein-coding gene8,48510,0351,551 bp+49.4%
tRNA-Ser (UCN)Transfer RNA10,02710,09973 bp−–
tRNA-AspTransfer RNA10,10210,17069 bp+–
COX2Protein-coding gene10,17210,858687 bp+48.8%
tRNA-LysTransfer RNA10,86010,92970 bp+–
ATP8Protein-coding gene10,93111,098168 bp+46.4%
ATP6Protein-coding gene11,08911,772684 bp+48.5%
COX3Protein-coding gene11,77212,555784 bp+50.5%
tRNA-GlyTransfer RNA12,55612,62469 bp+–
ND3Protein-coding gene12,62512,976352 bp+51.6%
tRNA-ArgTransfer RNA12,97813,04871 bp+–
ND4LProtein-coding gene13,04913,345297 bp+48.8%
ND4Protein-coding gene13,33914,7161,378 bp+47.6%
tRNA-HisTransfer RNA14,71714,78569 bp+–
tRNA-Ser (AGY)Transfer RNA14,78914,85264 bp+–
tRNA-Leu (CUN)Transfer RNA14,85314,92371 bp+–
ND5Protein-coding gene14,92416,7411,818 bp+48.1%

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