MitoAge

Poecile atricapillus

Black-capped chickadee

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Maximum lifespan
12.4 yr
AnAge record
mtDNA size
16,765 bp
RefSeq NC_024867.1
GC content
48.59%
Whole genome
Non-coding
1,279 bp
D-loop 1,188 bp

Where Black-capped chickadee sits among 2,335 species

Whole-genome GC content against maximum lifespan. Black-capped chickadee has the 1,395th longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %Black-capped chickadee
  • This species
  • Other birds
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,765 bp
GC skew (G − C) / (G + C)
−0.400
AT skew (A − T) / (A + T)
+0.142

Life history

Maximum lifespan
12.4 years
Adult weight
10.4 g
Birth weight
1 g
Basal metabolic rate
0.252 W
Female sexual maturity
180 days
Male sexual maturity
180 days
Gestation or incubation
12 days
Litter or clutch size
7
Litters per year
1
Postnatal growth rate
0.48 per day

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 01113)

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 genome16,765 bp
Protein-coding11,371 bp
12S rRNA981 bp
16S rRNA1,593 bp
All tRNA1,550 bp
D-loop1,188 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1978 bp26.1%23.9%14.8%35.2%50.00%−0.407+0.043
ND2NADH dehydrogenase subunit 21,040 bp29.4%21.3%10.8%38.6%49.33%−0.563+0.161
COX1Cytochrome c oxidase subunit I1,551 bp25.9%22.6%17.9%33.6%51.52%−0.304+0.069
COX2Cytochrome c oxidase subunit II681 bp28.8%20.9%15.1%35.2%50.37%−0.399+0.160
ATP8ATP synthase F0 subunit 8168 bp27.4%23.8%7.7%41.1%48.81%−0.683+0.070
ATP6ATP synthase F0 subunit 6684 bp29.5%22.7%9.5%38.3%47.81%−0.602+0.132
COX3Cytochrome c oxidase subunit III784 bp25.5%23.7%15.7%35.1%50.77%−0.382+0.036
ND3NADH dehydrogenase subunit 3350 bp27.7%22.3%12.9%37.1%50.00%−0.486+0.109
ND4LNADH dehydrogenase subunit 4L297 bp27.6%22.6%12.5%37.4%49.83%−0.500+0.101
ND4NADH dehydrogenase subunit 41,378 bp28.1%21.3%11.0%39.7%50.65%−0.567+0.138
ND5NADH dehydrogenase subunit 51,818 bp29.4%20.9%11.9%37.7%49.67%−0.519+0.169
ND6NADH dehydrogenase subunit 6516 bp40.5%10.9%9.9%38.8%48.64%−0.594+0.577
CYTBCytochrome b1,143 bp27.3%22.7%12.9%37.2%50.04%−0.486+0.093
12S rRNA12S ribosomal RNA981 bp29.8%20.5%21.2%28.5%49.75%−0.148+0.185
16S rRNA16S ribosomal RNA1,593 bp34.1%20.7%19.8%25.5%45.26%−0.126+0.245
D-loopControl region (D-loop)1,188 bp26.4%27.2%14.1%30.3%45.28%−0.366−0.014

Codon usage

Counts per codon, darker is more frequent

3,794 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.8%
UUU26
UUC194
Leu L17.5%
UUA32
UUG14
CUU37
CUC199
CUA326
CUG57
Ile I7.7%
AUU51
AUC240
Met M3.8%
AUA96
AUG48
Val V5.3%
GUU29
GUC77
GUA72
GUG22
Ser S7.6%
UCU28
UCC124
UCA76
UCG7
AGU4
AGC51
Pro P6.0%
CCU24
CCC115
CCA85
CCG3
Thr T8.2%
ACU25
ACC164
ACA116
ACG8
Ala A8.5%
GCU28
GCC195
GCA90
GCG8
Tyr Y2.9%
UAU20
UAC91
His H2.7%
CAU8
CAC95
Gln Q2.4%
CAA80
CAG12
Asn N3.4%
AAU12
AAC118
Lys K2.3%
AAA83
AAG3
Asp D1.8%
GAU9
GAC58
Glu E2.4%
GAA80
GAG11
Cys C0.8%
UGU3
UGC28
Trp W2.8%
UGA98
UGG9
Arg R1.9%
CGU7
CGC23
CGA35
CGG7
Gly G5.9%
GGU23
GGC81
GGA91
GGG29
Stop 0.2%
UAA4
UAG2
AGA2
AGG1

Genome map

38 annotated features in NC_024867.1

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 (48.6%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
FeatureTypeStartEndLengthStrandGC
tRNA-PheTransfer RNA17070 bp+–
12S rRNARibosomal RNA711,051981 bp+49.8%
tRNA-ValTransfer RNA1,0541,12370 bp+–
16S rRNARibosomal RNA1,1242,7161,593 bp+45.3%
tRNA-Leu (UUR)Transfer RNA2,7252,79975 bp+–
ND1Protein-coding gene2,8113,788978 bp+50.0%
tRNA-IleTransfer RNA3,7993,87072 bp+–
tRNA-GlnTransfer RNA3,8763,94671 bp−–
tRNA-MetTransfer RNA3,9464,01469 bp+–
ND2Protein-coding gene4,0155,0541,040 bp+49.3%
tRNA-TrpTransfer RNA5,0555,12470 bp+–
tRNA-AlaTransfer RNA5,1265,19469 bp−–
tRNA-AsnTransfer RNA5,2065,27873 bp−–
tRNA-CysTransfer RNA5,2795,34567 bp−–
tRNA-TyrTransfer RNA5,3455,41571 bp−–
COX1Protein-coding gene5,4176,9671,551 bp+51.5%
tRNA-Ser (UCN)Transfer RNA6,9597,03375 bp−–
tRNA-AspTransfer RNA7,0387,11578 bp+–
COX2Protein-coding gene7,1187,798681 bp+50.4%
tRNA-LysTransfer RNA7,8007,87071 bp+–
ATP8Protein-coding gene7,8728,039168 bp+48.8%
ATP6Protein-coding gene8,0308,713684 bp+47.8%
COX3Protein-coding gene8,7189,501784 bp+50.8%
tRNA-GlyTransfer RNA9,5029,56968 bp+–
ND3Protein-coding gene9,5709,919350 bp+50.0%
tRNA-ArgTransfer RNA9,9209,98869 bp+–
ND4LProtein-coding gene9,99010,286297 bp+49.8%
ND4Protein-coding gene10,28011,6571,378 bp+50.7%
tRNA-HisTransfer RNA11,65811,72871 bp+–
tRNA-Ser (AGY)Transfer RNA11,73011,79364 bp+–
tRNA-Leu (CUN)Transfer RNA11,79511,86571 bp+–
ND5Protein-coding gene11,86613,6831,818 bp+49.7%
CYTBProtein-coding gene13,69414,8361,143 bp+50.0%
tRNA-ThrTransfer RNA14,84014,90869 bp+–
tRNA-ProTransfer RNA14,91614,98368 bp−–
ND6Protein-coding gene14,99015,505516 bp−48.6%
tRNA-GluTransfer RNA15,50715,57771 bp−–
D-loopControl region15,57816,7651,188 bp–45.3%

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