Pseudonestor xanthophrys

Maui Parrotbill

Maximum lifespan

14.3 yr

USGS longevity records

mtDNA size

16,830 bp

RefSeq NC_025630.1

GC content

46.08%

Whole genome

Non-coding

1,345 bp

D-loop 1,250 bp

Where Maui Parrotbill sits among 2,335 species

Whole-genome GC content against maximum lifespan. Maui Parrotbill has the 1,274th longest lifespan of them.

This species
Other birds
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,830 bp

GC skew (G − C) / (G + C): −0.378
AT skew (A − T) / (A + T): +0.131

Life history

Maximum lifespan: 14.3 years

Lifespan from USGS Bird Banding Laboratory · USGS longevity records

About this record

Lifespan source: NABBP Longevity Records v2025.1
Based on: an animal in the wild
Data quality: acceptable
Licence: U.S. Government work
Status: New in build 2
In the database since: build 2 (2026-11-13)

Provisional: the EURING list could not be retrieved, so the USGS record is used.

Every change against the 2015 build is in the changelog download.

Composition by region

Reference (L) strand as deposited in RefSeq

Whole genome16,830 bp

Protein-coding11,379 bp

12S rRNA974 bp

16S rRNA1,599 bp

All tRNA1,542 bp

D-loop1,250 bp

Genes and regions

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

Base composition of Pseudonestor xanthophrys genes

ND1NADH dehydrogenase subunit 1	978 bp	27.3%	27.9%	14.1%	30.7%	44.79%	−0.370	−0.011
ND2NADH dehydrogenase subunit 2	1,040 bp	29.3%	24.2%	11.3%	35.2%	46.44%	−0.516	+0.095
COX1Cytochrome c oxidase subunit I	1,551 bp	28.1%	23.9%	16.4%	31.6%	47.97%	−0.317	+0.081
COX2Cytochrome c oxidase subunit II	685 bp	29.8%	23.5%	15.3%	31.2%	46.64%	−0.342	+0.118
ATP8ATP synthase F0 subunit 8	168 bp	29.2%	27.4%	6.5%	36.9%	43.45%	−0.699	+0.032
ATP6ATP synthase F0 subunit 6	684 bp	30.8%	24.3%	10.1%	34.8%	44.88%	−0.550	+0.119
COX3Cytochrome c oxidase subunit III	784 bp	26.5%	24.7%	16.2%	32.5%	48.72%	−0.335	+0.035
ND3NADH dehydrogenase subunit 3	351 bp	28.8%	26.8%	13.4%	31.1%	44.44%	−0.397	+0.036
ND4LNADH dehydrogenase subunit 4L	297 bp	26.9%	22.9%	11.8%	38.4%	50.17%	−0.530	+0.081
ND4NADH dehydrogenase subunit 4	1,378 bp	30.6%	21.9%	10.9%	36.6%	47.46%	−0.541	+0.166
ND5NADH dehydrogenase subunit 5	1,818 bp	31.2%	22.3%	11.6%	34.9%	46.54%	−0.501	+0.167
ND6NADH dehydrogenase subunit 6	519 bp	40.1%	10.4%	8.7%	40.8%	49.52%	−0.650	+0.588
CYTBCytochrome b	1,143 bp	28.2%	23.7%	13.5%	34.6%	48.12%	−0.440	+0.086
12S rRNA12S ribosomal RNA	974 bp	31.0%	20.7%	21.3%	27.0%	48.26%	−0.119	+0.198
16S rRNA16S ribosomal RNA	1,599 bp	34.1%	21.6%	20.0%	24.3%	44.28%	−0.096	+0.223
D-loopControl region (D-loop)	1,250 bp	30.3%	27.3%	12.7%	29.7%	42.40%	−0.400	+0.053

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 F5.7%

UUU41

UUC176

Leu L17.7%

UUA57

UUG24

CUU55

CUC155

CUA337

CUG43

Ile I7.6%

AUU79

AUC211

Met M4.2%

AUA125

AUG33

Val V5.1%

GUU30

GUC59

GUA78

GUG28

Ser S7.9%

UCU39

UCC103

UCA91

UCG5

AGU7

AGC55

Pro P5.9%

CCU40

CCC84

CCA89

CCG10

Thr T8.0%

ACU50

ACC131

ACA113

ACG10

Ala A8.4%

GCU51

GCC148

GCA106

GCG12

Tyr Y2.9%

UAU21

UAC90

His H2.6%

CAU12

CAC88

Gln Q2.5%

CAA87

CAG8

Asn N3.6%

AAU19

AAC117

Lys K2.3%

AAA82

AAG4

Asp D1.8%

GAU14

GAC53

Glu E2.3%

GAA76

GAG13

Cys C0.7%

UGU4

UGC24

Trp W2.8%

UGA95

UGG12

Arg R1.9%

CGU10

CGC12

CGA42

CGG7

Gly G5.8%

GGU15

GGC61

GGA110

GGG36

Stop 0.2%

UAA5

UAG1

AGA2

AGG1

Genome map

38 annotated features in NC_025630.1

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 (46.1%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Pseudonestor xanthophrys (NC_025630.1)
Feature	Type	Start	End	Length	Strand	GC
D-loop	Control region	1	1,250	1,250 bp	–	42.4%
tRNA-Phe	Transfer RNA	1,251	1,318	68 bp	+	–
12S rRNA	Ribosomal RNA	1,319	2,292	974 bp	+	48.3%
tRNA-Val	Transfer RNA	2,293	2,362	70 bp	+	–
16S rRNA	Ribosomal RNA	2,363	3,961	1,599 bp	+	44.3%
tRNA-Leu (UUR)	Transfer RNA	3,962	4,036	75 bp	+	–
ND1	Protein-coding gene	4,050	5,027	978 bp	+	44.8%
tRNA-Ile	Transfer RNA	5,033	5,106	74 bp	+	–
tRNA-Gln	Transfer RNA	5,110	5,180	71 bp	−	–
tRNA-Met	Transfer RNA	5,180	5,248	69 bp	+	–
ND2	Protein-coding gene	5,249	6,288	1,040 bp	+	46.4%
tRNA-Trp	Transfer RNA	6,289	6,359	71 bp	+	–
tRNA-Ala	Transfer RNA	6,361	6,429	69 bp	−	–
tRNA-Asn	Transfer RNA	6,438	6,510	73 bp	−	–
tRNA-Cys	Transfer RNA	6,511	6,577	67 bp	−	–
tRNA-Tyr	Transfer RNA	6,577	6,647	71 bp	−	–
COX1	Protein-coding gene	6,649	8,199	1,551 bp	+	48.0%
tRNA-Ser (UCN)	Transfer RNA	8,191	8,263	73 bp	−	–
tRNA-Asp	Transfer RNA	8,267	8,335	69 bp	+	–
COX2	Protein-coding gene	8,346	9,030	685 bp	+	46.6%
tRNA-Lys	Transfer RNA	9,031	9,099	69 bp	+	–
ATP8	Protein-coding gene	9,101	9,268	168 bp	+	43.5%
ATP6	Protein-coding gene	9,259	9,942	684 bp	+	44.9%
COX3	Protein-coding gene	9,951	10,734	784 bp	+	48.7%
tRNA-Gly	Transfer RNA	10,735	10,803	69 bp	+	–
ND3	Protein-coding gene	10,804	11,154	351 bp	+	44.4%
tRNA-Arg	Transfer RNA	11,156	11,225	70 bp	+	–
ND4L	Protein-coding gene	11,227	11,523	297 bp	+	50.2%
ND4	Protein-coding gene	11,517	12,894	1,378 bp	+	47.5%
tRNA-His	Transfer RNA	12,895	12,964	70 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	12,965	13,030	66 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	13,030	13,100	71 bp	+	–
ND5	Protein-coding gene	13,101	14,918	1,818 bp	+	46.5%
CYTB	Protein-coding gene	14,925	16,067	1,143 bp	+	48.1%
tRNA-Thr	Transfer RNA	16,071	16,139	69 bp	+	–
tRNA-Pro	Transfer RNA	16,161	16,230	70 bp	−	–
ND6	Protein-coding gene	16,240	16,758	519 bp	−	49.5%
tRNA-Glu	Transfer RNA	16,760	16,830	71 bp	−	–