Xenus cinereus

Terek sandpiper

Maximum lifespan

16.9 yr

AnAge record

mtDNA size

16,817 bp

RefSeq NC_033973.1

GC content

44.44%

Whole genome

Non-coding

1,325 bp

D-loop 1,187 bp

Where Terek sandpiper sits among 2,335 species

Whole-genome GC content against maximum lifespan. Terek sandpiper has the 1,120th longest lifespan of them.

This species
Other birds
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,817 bp

GC skew (G − C) / (G + C): −0.358
AT skew (A − T) / (A + T): +0.105

Life history

Maximum lifespan: 16.9 years
Adult weight: 78.8 g

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00562)

About this record

Lifespan source: AnAge build 15
Based on: an animal in the wild
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 genome16,817 bp

Protein-coding11,376 bp

12S rRNA972 bp

16S rRNA1,600 bp

All tRNA1,559 bp

D-loop1,187 bp

Genes and regions

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

Base composition of Xenus cinereus genes

ND1NADH dehydrogenase subunit 1	978 bp	26.3%	28.2%	13.9%	31.6%	45.50%	−0.389	−0.036
ND2NADH dehydrogenase subunit 2	1,039 bp	30.7%	26.4%	11.1%	31.9%	42.93%	−0.484	+0.076
COX1Cytochrome c oxidase subunit I	1,551 bp	26.5%	26.8%	16.8%	29.9%	46.68%	−0.279	−0.006
COX2Cytochrome c oxidase subunit II	684 bp	29.4%	24.9%	15.6%	30.1%	45.76%	−0.316	+0.084
ATP8ATP synthase F0 subunit 8	168 bp	33.9%	26.8%	4.8%	34.5%	39.29%	−0.758	+0.118
ATP6ATP synthase F0 subunit 6	684 bp	27.3%	26.0%	10.5%	36.1%	46.64%	−0.549	+0.025
COX3Cytochrome c oxidase subunit III	784 bp	29.0%	25.4%	14.8%	30.9%	45.66%	−0.352	+0.066
ND3NADH dehydrogenase subunit 3	351 bp	29.3%	26.8%	12.3%	31.6%	43.88%	−0.442	+0.046
ND4LNADH dehydrogenase subunit 4L	297 bp	27.3%	25.9%	14.5%	32.3%	46.80%	−0.381	+0.025
ND4NADH dehydrogenase subunit 4	1,378 bp	30.0%	26.4%	11.2%	32.4%	43.54%	−0.487	+0.064
ND5NADH dehydrogenase subunit 5	1,815 bp	31.7%	24.5%	12.2%	31.6%	43.80%	−0.442	+0.127
ND6NADH dehydrogenase subunit 6	522 bp	42.3%	11.7%	10.2%	35.8%	45.98%	−0.558	+0.567
CYTBCytochrome b	1,143 bp	28.0%	26.0%	12.7%	33.3%	46.02%	−0.449	+0.037
12S rRNA12S ribosomal RNA	972 bp	30.8%	21.6%	20.6%	27.1%	47.63%	−0.136	+0.175
16S rRNA16S ribosomal RNA	1,600 bp	34.4%	22.3%	18.5%	24.9%	43.38%	−0.147	+0.214
D-loopControl region (D-loop)	1,187 bp	31.7%	25.9%	14.2%	28.1%	42.38%	−0.328	+0.099

Codon usage

Counts per codon, darker is more frequent

Gene

3,797 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%

UUU69

UUC160

Leu L17.4%

UUA97

UUG29

CUU77

CUC139

CUA270

CUG47

Ile I7.7%

AUU101

AUC191

Met M4.6%

AUA137

AUG38

Val V4.5%

GUU37

GUC51

GUA65

GUG19

Ser S7.4%

UCU42

UCC74

UCA96

UCG10

AGU10

AGC48

Pro P5.7%

CCU44

CCC63

CCA104

CCG7

Thr T9.2%

ACU63

ACC157

ACA120

ACG9

Ala A7.9%

GCU67

GCC130

GCA91

GCG11

Tyr Y2.9%

UAU45

UAC67

His H2.8%

CAU32

CAC74

Gln Q2.4%

CAA81

CAG11

Asn N3.4%

AAU30

AAC100

Lys K2.3%

AAA78

AAG10

Asp D1.7%

GAU23

GAC40

Glu E2.4%

GAA76

GAG17

Cys C0.8%

UGU10

UGC22

Trp W2.8%

UGA92

UGG15

Arg R1.9%

CGU12

CGC24

CGA29

CGG6

Gly G5.8%

GGU29

GGC68

GGA83

GGG40

Stop 0.3%

UAA7

UAG0

AGA1

AGG2

Genome map

38 annotated features in NC_033973.1

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 (44.4%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Xenus cinereus (NC_033973.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	73	73 bp	+	–
12S rRNA	Ribosomal RNA	74	1,045	972 bp	+	47.6%
tRNA-Val	Transfer RNA	1,046	1,118	73 bp	+	–
16S rRNA	Ribosomal RNA	1,119	2,718	1,600 bp	+	43.4%
tRNA-Leu (UUR)	Transfer RNA	2,719	2,792	74 bp	+	–
ND1	Protein-coding gene	2,806	3,783	978 bp	+	45.5%
tRNA-Ile	Transfer RNA	3,784	3,853	70 bp	+	–
tRNA-Gln	Transfer RNA	3,863	3,933	71 bp	−	–
tRNA-Met	Transfer RNA	3,933	4,001	69 bp	+	–
ND2	Protein-coding gene	4,002	5,040	1,039 bp	+	42.9%
tRNA-Trp	Transfer RNA	5,041	5,109	69 bp	+	–
tRNA-Ala	Transfer RNA	5,111	5,179	69 bp	−	–
tRNA-Asn	Transfer RNA	5,181	5,253	73 bp	−	–
tRNA-Cys	Transfer RNA	5,256	5,322	67 bp	−	–
tRNA-Tyr	Transfer RNA	5,322	5,392	71 bp	−	–
COX1	Protein-coding gene	5,394	6,944	1,551 bp	+	46.7%
tRNA-Ser (UCN)	Transfer RNA	6,930	7,009	80 bp	−	–
tRNA-Asp	Transfer RNA	7,012	7,080	69 bp	+	–
COX2	Protein-coding gene	7,082	7,765	684 bp	+	45.8%
tRNA-Lys	Transfer RNA	7,767	7,837	71 bp	+	–
ATP8	Protein-coding gene	7,839	8,006	168 bp	+	39.3%
ATP6	Protein-coding gene	7,997	8,680	684 bp	+	46.6%
COX3	Protein-coding gene	8,680	9,463	784 bp	+	45.7%
tRNA-Gly	Transfer RNA	9,464	9,532	69 bp	+	–
ND3	Protein-coding gene	9,533	9,884	352 bp	+	43.9%
tRNA-Arg	Transfer RNA	9,889	9,958	70 bp	+	–
ND4L	Protein-coding gene	9,959	10,255	297 bp	+	46.8%
ND4	Protein-coding gene	10,249	11,626	1,378 bp	+	43.5%
tRNA-His	Transfer RNA	11,627	11,695	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,697	11,760	64 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,761	11,831	71 bp	+	–
ND5	Protein-coding gene	11,832	13,646	1,815 bp	+	43.8%
CYTB	Protein-coding gene	13,659	14,801	1,143 bp	+	46.0%
tRNA-Thr	Transfer RNA	14,804	14,879	76 bp	+	–
tRNA-Pro	Transfer RNA	14,885	14,954	70 bp	−	–
ND6	Protein-coding gene	14,966	15,487	522 bp	−	46.0%
tRNA-Glu	Transfer RNA	15,491	15,563	73 bp	−	–
D-loop	Control region	15,564	16,750	1,187 bp	–	42.4%