Psittacula eupatria

Alexandrine parakeet

Maximum lifespan

30 yr

AnAge record

mtDNA size

17,139 bp

RefSeq NC_042765.1

GC content

46.27%

Whole genome

Non-coding

1,691 bp

D-loop 1,632 bp

Where Alexandrine parakeet sits among 2,335 species

Whole-genome GC content against maximum lifespan. Alexandrine parakeet has the 465th longest lifespan of them.

This species
Other birds
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome17,139 bp

GC skew (G − C) / (G + C): −0.433
AT skew (A − T) / (A + T): +0.181

Life history

Maximum lifespan: 30 years
Adult weight: 255 g
Female sexual maturity: 3 years

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 01640)

About this record

Lifespan source: AnAge build 15
Based on: an animal in captivity
Data quality: acceptable, 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 genome17,139 bp

Protein-coding11,382 bp

12S rRNA980 bp

16S rRNA1,578 bp

All tRNA1,510 bp

D-loop1,632 bp

Genes and regions

Select a column to sort; select a gene to compare it across species

Base composition of Psittacula eupatria genes

ND1NADH dehydrogenase subunit 1	981 bp	29.7%	23.9%	11.2%	35.3%	46.48%	−0.518	+0.109
ND2NADH dehydrogenase subunit 2	1,040 bp	34.3%	21.3%	8.3%	36.2%	44.42%	−0.628	+0.235
COX1Cytochrome c oxidase subunit I	1,548 bp	28.1%	23.6%	16.1%	32.2%	48.26%	−0.333	+0.086
COX2Cytochrome c oxidase subunit II	684 bp	31.4%	21.1%	13.5%	34.1%	47.52%	−0.434	+0.198
ATP8ATP synthase F0 subunit 8	168 bp	38.1%	23.2%	4.8%	33.9%	38.69%	−0.754	+0.243
ATP6ATP synthase F0 subunit 6	684 bp	30.6%	22.4%	8.5%	38.6%	47.08%	−0.640	+0.155
COX3Cytochrome c oxidase subunit III	784 bp	30.1%	22.8%	14.3%	32.8%	47.07%	−0.393	+0.137
ND3NADH dehydrogenase subunit 3	350 bp	30.6%	25.1%	10.9%	33.4%	44.29%	−0.510	+0.097
ND4LNADH dehydrogenase subunit 4L	297 bp	30.3%	22.9%	11.8%	35.0%	46.80%	−0.496	+0.139
ND4NADH dehydrogenase subunit 4	1,393 bp	30.6%	21.3%	10.2%	37.9%	48.10%	−0.576	+0.178
ND5NADH dehydrogenase subunit 5	1,812 bp	33.7%	20.8%	10.7%	34.8%	45.53%	−0.530	+0.238
ND6NADH dehydrogenase subunit 6	519 bp	43.2%	9.2%	10.8%	36.8%	47.59%	−0.547	+0.647
CYTBCytochrome b	1,140 bp	28.5%	22.3%	12.0%	37.2%	49.21%	−0.512	+0.123
12S rRNA12S ribosomal RNA	980 bp	33.0%	16.8%	18.9%	31.3%	50.20%	−0.248	+0.324
16S rRNA16S ribosomal RNA	1,578 bp	34.5%	17.4%	17.6%	30.5%	48.10%	−0.267	+0.331
D-loopControl region (D-loop)	1,632 bp	28.1%	30.9%	13.2%	27.8%	40.93%	−0.356	−0.048

Codon usage

Counts per codon, darker is more frequent

Gene

3,798 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.5%

UUU46

UUC164

Leu L17.6%

UUA39

UUG15

CUU58

CUC173

CUA374

CUG9

Ile I7.4%

AUU63

AUC218

Met M4.5%

AUA146

AUG25

Val V4.0%

GUU33

GUC35

GUA69

GUG16

Ser S7.7%

UCU23

UCC101

UCA108

UCG4

AGU6

AGC51

Pro P6.3%

CCU22

CCC99

CCA115

CCG4

Thr T10.3%

ACU30

ACC190

ACA167

ACG5

Ala A7.3%

GCU33

GCC146

GCA91

GCG7

Tyr Y2.8%

UAU24

UAC84

His H2.7%

CAU12

CAC92

Gln Q2.6%

CAA83

CAG14

Asn N3.5%

AAU13

AAC120

Lys K2.4%

AAA84

AAG6

Asp D1.7%

GAU11

GAC53

Glu E2.4%

GAA77

GAG14

Cys C0.7%

UGU7

UGC21

Trp W2.8%

UGA91

UGG16

Arg R1.8%

CGU5

CGC17

CGA42

CGG4

Gly G5.6%

GGU20

GGC59

GGA99

GGG36

Stop 0.2%

UAA7

UAG0

AGA0

AGG2

Genome map

38 annotated features in NC_042765.1

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 (46.3%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Psittacula eupatria (NC_042765.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	64	64 bp	+	–
12S rRNA	Ribosomal RNA	65	1,044	980 bp	+	50.2%
tRNA-Val	Transfer RNA	1,045	1,116	72 bp	+	–
16S rRNA	Ribosomal RNA	1,118	2,695	1,578 bp	+	48.1%
tRNA-Leu (UUR)	Transfer RNA	2,696	2,769	74 bp	+	–
ND1	Protein-coding gene	2,776	3,756	981 bp	+	46.5%
tRNA-Ile	Transfer RNA	3,755	3,825	71 bp	+	–
tRNA-Gln	Transfer RNA	3,830	3,900	71 bp	−	–
tRNA-Met	Transfer RNA	3,901	3,968	68 bp	+	–
ND2	Protein-coding gene	3,969	5,008	1,040 bp	+	44.4%
tRNA-Trp	Transfer RNA	5,009	5,079	71 bp	+	–
tRNA-Ala	Transfer RNA	5,081	5,148	68 bp	−	–
tRNA-Asn	Transfer RNA	5,150	5,225	76 bp	−	–
tRNA-Cys	Transfer RNA	5,228	5,294	67 bp	−	–
tRNA-Tyr	Transfer RNA	5,295	5,364	70 bp	−	–
COX1	Protein-coding gene	5,374	6,921	1,548 bp	+	48.3%
tRNA-Ser (UCN)	Transfer RNA	6,922	6,987	66 bp	−	–
tRNA-Asp	Transfer RNA	6,992	7,060	69 bp	+	–
COX2	Protein-coding gene	7,063	7,746	684 bp	+	47.5%
tRNA-Lys	Transfer RNA	7,748	7,816	69 bp	+	–
ATP8	Protein-coding gene	7,818	7,985	168 bp	+	38.7%
ATP6	Protein-coding gene	7,976	8,659	684 bp	+	47.1%
COX3	Protein-coding gene	8,659	9,442	784 bp	+	47.1%
tRNA-Gly	Transfer RNA	9,443	9,511	69 bp	+	–
ND3	Protein-coding gene	9,512	9,862	351 bp	+	44.3%
tRNA-Arg	Transfer RNA	9,863	9,932	70 bp	+	–
ND4L	Protein-coding gene	9,934	10,230	297 bp	+	46.8%
ND4	Protein-coding gene	10,224	11,616	1,393 bp	+	48.1%
tRNA-His	Transfer RNA	11,617	11,685	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,686	11,751	66 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,752	11,822	71 bp	+	–
ND5	Protein-coding gene	11,823	13,634	1,812 bp	+	45.5%
CYTB	Protein-coding gene	13,647	14,786	1,140 bp	+	49.2%
tRNA-Thr	Transfer RNA	14,787	14,855	69 bp	+	–
tRNA-Pro	Transfer RNA	14,859	14,928	70 bp	−	–
ND6	Protein-coding gene	14,931	15,449	519 bp	−	47.6%
tRNA-Glu	Transfer RNA	15,451	15,500	50 bp	−	–
D-loop	Control region	15,501	17,132	1,632 bp	–	40.9%