MitoAge

Quiscalus mexicanus

Great-tailed grackle

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Maximum lifespan
12.5 yr
AnAge record
mtDNA size
16,772 bp
RefSeq NC_051021.1
GC content
46.02%
Whole genome
Non-coding
1,292 bp
D-loop 1,190 bp

Where Great-tailed grackle sits among 2,335 species

Whole-genome GC content against maximum lifespan. Great-tailed grackle has the 1,391st longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %Great-tailed grackle
  • This species
  • Other birds
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,772 bp
GC skew (G − C) / (G + C)
−0.387
AT skew (A − T) / (A + T)
+0.128

Life history

Maximum lifespan
12.5 years
Adult weight
168.7 g
Birth weight
6.2 g
Female sexual maturity
365 days
Male sexual maturity
2 years
Gestation or incubation
13 days
Litter or clutch size
3
Litters per year
1.5
Postnatal growth rate
0.39 per day

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00956)

About this record

Lifespan source
AnAge build 15
Based on
an animal in the wild
Data quality
questionable, medium 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 genome16,772 bp
Protein-coding11,388 bp
12S rRNA975 bp
16S rRNA1,597 bp
All tRNA1,540 bp
D-loop1,190 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1978 bp26.1%26.4%14.3%33.2%47.55%−0.398−0.006
ND2NADH dehydrogenase subunit 21,040 bp29.6%25.2%10.3%34.9%45.19%−0.545+0.081
COX1Cytochrome c oxidase subunit I1,560 bp28.1%23.7%16.6%31.6%48.21%−0.311+0.087
COX2Cytochrome c oxidase subunit II684 bp30.4%22.2%14.5%32.9%47.37%−0.389+0.156
ATP8ATP synthase F0 subunit 8168 bp31.0%25.0%6.5%37.5%44.05%−0.703+0.106
ATP6ATP synthase F0 subunit 6684 bp29.1%23.2%10.2%37.4%47.66%−0.571+0.112
COX3Cytochrome c oxidase subunit III785 bp27.3%24.2%15.2%33.4%48.54%−0.375+0.059
ND3NADH dehydrogenase subunit 3351 bp27.6%27.1%12.0%33.3%45.30%−0.472+0.010
ND4LNADH dehydrogenase subunit 4L297 bp26.6%24.9%12.8%35.7%48.49%−0.472+0.033
ND4NADH dehydrogenase subunit 41,378 bp30.4%23.1%10.9%35.6%46.52%−0.532+0.137
ND5NADH dehydrogenase subunit 51,818 bp31.5%22.6%11.3%34.7%45.99%−0.510+0.165
ND6NADH dehydrogenase subunit 6519 bp38.9%11.6%9.1%40.5%49.52%−0.634+0.542
CYTBCytochrome b1,143 bp28.6%24.4%12.8%34.2%46.98%−0.456+0.079
12S rRNA12S ribosomal RNA975 bp31.1%19.9%20.8%28.2%49.03%−0.151+0.219
16S rRNA16S ribosomal RNA1,597 bp34.6%21.8%19.5%24.2%43.64%−0.108+0.227
D-loopControl region (D-loop)1,190 bp30.2%27.6%12.7%29.6%42.27%−0.400+0.045

Codon usage

Counts per codon, darker is more frequent

3,800 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.8%
UUU44
UUC177
Leu L17.7%
UUA59
UUG25
CUU58
CUC166
CUA321
CUG43
Ile I7.9%
AUU64
AUC237
Met M4.1%
AUA119
AUG37
Val V5.0%
GUU33
GUC58
GUA74
GUG24
Ser S7.5%
UCU35
UCC92
UCA98
UCG4
AGU10
AGC45
Pro P5.8%
CCU29
CCC79
CCA109
CCG5
Thr T8.4%
ACU55
ACC134
ACA123
ACG7
Ala A8.1%
GCU37
GCC174
GCA86
GCG12
Tyr Y2.9%
UAU19
UAC90
His H2.7%
CAU26
CAC75
Gln Q2.5%
CAA85
CAG9
Asn N3.7%
AAU21
AAC119
Lys K2.3%
AAA85
AAG2
Asp D1.7%
GAU11
GAC54
Glu E2.4%
GAA77
GAG13
Cys C0.8%
UGU7
UGC22
Trp W2.8%
UGA101
UGG6
Arg R1.9%
CGU7
CGC18
CGA41
CGG7
Gly G5.8%
GGU25
GGC73
GGA88
GGG36
Stop 0.3%
UAA6
UAG2
AGA1
AGG1

Genome map

38 annotated features in NC_051021.1

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 (46.0%, 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 RNA681,042975 bp+49.0%
tRNA-ValTransfer RNA1,0421,11170 bp+–
16S rRNARibosomal RNA1,1122,7081,597 bp+43.6%
tRNA-Leu (UUR)Transfer RNA2,7092,78375 bp+–
ND1Protein-coding gene2,7973,774978 bp+47.6%
tRNA-IleTransfer RNA3,7833,85472 bp+–
tRNA-GlnTransfer RNA3,8713,94171 bp−–
tRNA-MetTransfer RNA3,9514,01969 bp+–
ND2Protein-coding gene4,0205,0591,040 bp+45.2%
tRNA-TrpTransfer RNA5,0605,12970 bp+–
tRNA-AlaTransfer RNA5,1315,19969 bp−–
tRNA-AsnTransfer RNA5,2085,28073 bp−–
tRNA-CysTransfer RNA5,2815,34767 bp−–
tRNA-TyrTransfer RNA5,3485,41770 bp−–
COX1Protein-coding gene5,4106,9691,560 bp+48.2%
tRNA-Ser (UCN)Transfer RNA6,9617,03373 bp−–
tRNA-AspTransfer RNA7,0397,10769 bp+–
COX2Protein-coding gene7,1167,799684 bp+47.4%
tRNA-LysTransfer RNA7,8017,86969 bp+–
ATP8Protein-coding gene7,8718,038168 bp+44.1%
ATP6Protein-coding gene8,0298,712684 bp+47.7%
COX3Protein-coding gene8,7199,503785 bp+48.5%
tRNA-GlyTransfer RNA9,5039,57169 bp+–
ND3Protein-coding gene9,5729,922351 bp+45.3%
tRNA-ArgTransfer RNA9,9249,99370 bp+–
ND4LProtein-coding gene9,99510,291297 bp+48.5%
ND4Protein-coding gene10,28511,6621,378 bp+46.5%
tRNA-HisTransfer RNA11,66311,73270 bp+–
tRNA-Ser (AGY)Transfer RNA11,73311,79866 bp+–
tRNA-Leu (CUN)Transfer RNA11,79811,86871 bp+–
ND5Protein-coding gene11,86913,6861,818 bp+46.0%
CYTBProtein-coding gene13,69514,8371,143 bp+47.0%
tRNA-ThrTransfer RNA14,84114,90969 bp+–
tRNA-ProTransfer RNA14,91714,98670 bp−–
ND6Protein-coding gene14,99315,511519 bp−49.5%
tRNA-GluTransfer RNA15,51215,58271 bp−–
D-loopControl region15,58316,7721,190 bp–42.3%

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