Ninox strenua

Powerful owl

Maximum lifespan

6.1 yr

AnAge record

mtDNA size

16,206 bp

RefSeq NC_033967.1

GC content

47.17%

Whole genome

Non-coding

730 bp

D-loop 652 bp

Where Powerful owl sits among 2,335 species

Whole-genome GC content against maximum lifespan. Powerful owl has the 1,895th longest lifespan of them.

This species
Other birds
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,206 bp

GC skew (G − C) / (G + C): −0.417
AT skew (A − T) / (A + T): +0.168

Life history

Maximum lifespan: 6.1 years
Adult weight: 1.3 kg

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 01690)

About this record

Lifespan source: AnAge build 15
Based on: an animal in the wild
Data quality: questionable, 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 genome16,206 bp

Protein-coding11,374 bp

12S rRNA972 bp

16S rRNA1,580 bp

All tRNA1,559 bp

D-loop652 bp

Genes and regions

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

Base composition of Ninox strenua genes

ND1NADH dehydrogenase subunit 1	979 bp	28.1%	24.4%	12.1%	35.4%	47.50%	−0.492	+0.070
ND2NADH dehydrogenase subunit 2	1,039 bp	32.4%	22.9%	9.9%	34.7%	44.66%	−0.556	+0.172
COX1Cytochrome c oxidase subunit I	1,551 bp	28.2%	24.1%	16.1%	31.5%	47.65%	−0.323	+0.079
COX2Cytochrome c oxidase subunit II	684 bp	33.0%	22.4%	12.6%	32.0%	44.59%	−0.436	+0.193
ATP8ATP synthase F0 subunit 8	168 bp	34.5%	22.6%	4.2%	38.7%	42.86%	−0.806	+0.208
ATP6ATP synthase F0 subunit 6	684 bp	30.8%	22.2%	10.1%	36.8%	46.93%	−0.570	+0.163
COX3Cytochrome c oxidase subunit III	784 bp	28.6%	23.6%	14.4%	33.4%	47.83%	−0.397	+0.095
ND3NADH dehydrogenase subunit 3	351 bp	30.5%	24.5%	10.5%	34.5%	45.01%	−0.532	+0.109
ND4LNADH dehydrogenase subunit 4L	297 bp	28.3%	24.6%	12.5%	34.7%	47.14%	−0.471	+0.070
ND4NADH dehydrogenase subunit 4	1,378 bp	29.5%	22.4%	10.6%	37.6%	48.19%	−0.560	+0.137
ND5NADH dehydrogenase subunit 5	1,821 bp	31.5%	21.8%	11.4%	35.4%	46.73%	−0.514	+0.181
ND6NADH dehydrogenase subunit 6	513 bp	36.8%	9.2%	10.7%	43.3%	54.00%	−0.603	+0.602
CYTBCytochrome b	1,143 bp	27.9%	23.4%	12.2%	36.6%	48.73%	−0.501	+0.089
12S rRNA12S ribosomal RNA	972 bp	32.0%	17.4%	20.7%	29.9%	50.62%	−0.183	+0.296
16S rRNA16S ribosomal RNA	1,580 bp	33.9%	19.1%	19.1%	28.0%	47.03%	−0.190	+0.281
D-loopControl region (D-loop)	652 bp	28.8%	25.6%	14.9%	30.7%	45.55%	−0.347	+0.059

Codon usage

Counts per codon, darker is more frequent

Gene

3,796 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.5%

UUU49

UUC159

Leu L17.7%

UUA51

UUG16

CUU38

CUC172

CUA355

CUG41

Ile I7.3%

AUU68

AUC210

Met M4.6%

AUA138

AUG36

Val V4.2%

GUU31

GUC40

GUA66

GUG24

Ser S9.9%

UCU27

UCC103

UCA97

UCG9

AGU95

AGC44

Pro P6.3%

CCU34

CCC86

CCA114

CCG5

Thr T9.9%

ACU39

ACC183

ACA147

ACG8

Ala A7.3%

GCU42

GCC147

GCA79

GCG10

Tyr Y2.8%

UAU21

UAC86

His H3.1%

CAU20

CAC99

Gln Q2.5%

CAA88

CAG8

Asn N3.4%

AAU16

AAC112

Lys K2.2%

AAA74

AAG10

Asp D1.7%

GAU16

GAC48

Glu E2.4%

GAA78

GAG12

Cys C0.8%

UGU7

UGC23

Trp W0.4%

UGA0

UGG16

Arg R1.8%

CGU3

CGC22

CGA39

CGG5

Gly G5.8%

GGU24

GGC61

GGA94

GGG42

Stop 0.2%

UAA7

UAG0

AGA1

AGG1

Genome map

38 annotated features in NC_033967.1

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 (47.2%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Ninox strenua (NC_033967.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	66	66 bp	+	–
12S rRNA	Ribosomal RNA	67	1,038	972 bp	+	50.6%
tRNA-Val	Transfer RNA	1,039	1,109	71 bp	+	–
16S rRNA	Ribosomal RNA	1,110	2,689	1,580 bp	+	47.0%
tRNA-Leu (UUR)	Transfer RNA	2,690	2,763	74 bp	+	–
ND1	Protein-coding gene	2,777	3,755	979 bp	+	47.5%
tRNA-Ile	Transfer RNA	3,756	3,826	71 bp	+	–
tRNA-Gln	Transfer RNA	3,836	3,906	71 bp	−	–
tRNA-Met	Transfer RNA	3,906	3,974	69 bp	+	–
ND2	Protein-coding gene	3,975	5,013	1,039 bp	+	44.7%
tRNA-Trp	Transfer RNA	5,014	5,088	75 bp	+	–
tRNA-Ala	Transfer RNA	5,088	5,159	72 bp	−	–
tRNA-Asn	Transfer RNA	5,160	5,233	74 bp	−	–
tRNA-Cys	Transfer RNA	5,236	5,308	73 bp	−	–
tRNA-Tyr	Transfer RNA	5,308	5,379	72 bp	−	–
COX1	Protein-coding gene	5,381	6,931	1,551 bp	+	47.7%
tRNA-Ser (UCN)	Transfer RNA	6,923	6,996	74 bp	−	–
tRNA-Asp	Transfer RNA	7,001	7,069	69 bp	+	–
COX2	Protein-coding gene	7,072	7,755	684 bp	+	44.6%
tRNA-Lys	Transfer RNA	7,757	7,827	71 bp	+	–
ATP8	Protein-coding gene	7,829	7,996	168 bp	+	42.9%
ATP6	Protein-coding gene	7,987	8,670	684 bp	+	46.9%
COX3	Protein-coding gene	8,670	9,453	784 bp	+	47.8%
tRNA-Gly	Transfer RNA	9,454	9,523	70 bp	+	–
ND3	Protein-coding gene	9,524	9,875	352 bp	+	45.0%
tRNA-Arg	Transfer RNA	9,877	9,945	69 bp	+	–
ND4L	Protein-coding gene	9,947	10,243	297 bp	+	47.1%
ND4	Protein-coding gene	10,237	11,614	1,378 bp	+	48.2%
tRNA-His	Transfer RNA	11,615	11,685	71 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,687	11,753	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,758	11,828	71 bp	+	–
ND5	Protein-coding gene	11,829	13,649	1,821 bp	+	46.7%
CYTB	Protein-coding gene	13,657	14,799	1,143 bp	+	48.7%
tRNA-Thr	Transfer RNA	14,801	14,869	69 bp	+	–
tRNA-Pro	Transfer RNA	14,881	14,950	70 bp	−	–
ND6	Protein-coding gene	14,966	15,478	513 bp	−	54.0%
tRNA-Glu	Transfer RNA	15,482	15,554	73 bp	−	–
D-loop	Control region	15,555	16,206	652 bp	–	45.6%