Ambystoma talpoideum

Mole salamander

Maximum lifespan

9 yr

AnAge record

mtDNA size

16,358 bp

RefSeq NC_039182.1

GC content

34.53%

Whole genome

Non-coding

1,030 bp

D-loop 735 bp

Where Mole salamander sits among 2,335 species

Whole-genome GC content against maximum lifespan. Mole salamander has the 1,661st longest lifespan of them.

This species
Other amphibians
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,358 bp

GC skew (G − C) / (G + C): −0.223
AT skew (A − T) / (A + T): +0.056

Life history

Maximum lifespan: 9 years
Female sexual maturity: 2 years
Male sexual maturity: 2 years
Litter or clutch size: 350

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00137)

About this record

Lifespan source: AnAge build 15
Based on: an observed animal, origin not stated
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 genome16,358 bp

Protein-coding11,315 bp

12S rRNA923 bp

16S rRNA1,556 bp

All tRNA1,537 bp

D-loop735 bp

Genes and regions

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

Base composition of Ambystoma talpoideum genes

ND1NADH dehydrogenase subunit 1	968 bp	32.1%	33.3%	11.6%	23.0%	34.61%	−0.331	−0.017
ND2NADH dehydrogenase subunit 2	1,042 bp	37.7%	31.5%	9.4%	21.4%	30.81%	−0.389	+0.090
COX1Cytochrome c oxidase subunit I	1,551 bp	28.3%	32.9%	17.4%	21.4%	38.81%	−0.103	−0.075
COX2Cytochrome c oxidase subunit II	685 bp	34.9%	28.3%	13.6%	23.2%	36.79%	−0.262	+0.104
ATP8ATP synthase F0 subunit 8	168 bp	41.7%	29.2%	7.7%	21.4%	29.17%	−0.469	+0.176
ATP6ATP synthase F0 subunit 6	684 bp	31.7%	34.6%	10.5%	23.1%	33.63%	−0.374	−0.044
COX3Cytochrome c oxidase subunit III	784 bp	28.8%	32.4%	15.9%	22.8%	38.78%	−0.178	−0.058
ND3NADH dehydrogenase subunit 3	346 bp	30.3%	38.2%	11.3%	20.2%	31.50%	−0.284	−0.114
ND4LNADH dehydrogenase subunit 4L	297 bp	31.6%	35.0%	12.8%	20.5%	33.33%	−0.232	−0.051
ND4NADH dehydrogenase subunit 4	1,375 bp	35.6%	32.1%	11.3%	20.9%	32.22%	−0.300	+0.052
ND5NADH dehydrogenase subunit 5	1,794 bp	34.2%	33.2%	11.6%	21.0%	32.61%	−0.289	+0.014
ND6NADH dehydrogenase subunit 6	513 bp	47.4%	18.9%	9.9%	23.8%	33.72%	−0.410	+0.429
CYTBCytochrome b	1,141 bp	31.1%	33.7%	12.3%	23.0%	35.23%	−0.303	−0.039
12S rRNA12S ribosomal RNA	923 bp	38.7%	23.9%	17.3%	20.0%	37.38%	−0.072	+0.235
16S rRNA16S ribosomal RNA	1,556 bp	40.6%	26.2%	15.9%	17.2%	33.16%	−0.039	+0.215
D-loopControl region (D-loop)	735 bp	31.2%	32.2%	15.2%	21.4%	36.60%	−0.167	−0.017

Codon usage

Counts per codon, darker is more frequent

Gene

3,780 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.5%

UUU184

UUC63

Leu L15.7%

UUA256

UUG14

CUU100

CUC26

CUA178

CUG19

Ile I8.6%

AUU247

AUC77

Met M6.6%

AUA208

AUG41

Val V4.7%

GUU62

GUC23

GUA79

GUG15

Ser S7.3%

UCU72

UCC33

UCA118

UCG10

AGU17

AGC25

Pro P5.1%

CCU35

CCC24

CCA125

CCG8

Thr T7.9%

ACU72

ACC60

ACA160

ACG8

Ala A6.8%

GCU54

GCC76

GCA116

GCG11

Tyr Y3.3%

UAU89

UAC35

His H2.5%

CAU42

CAC51

Gln Q2.6%

CAA90

CAG9

Asn N4.4%

AAU97

AAC69

Lys K2.3%

AAA81

AAG5

Asp D1.8%

GAU40

GAC29

Glu E2.5%

GAA78

GAG16

Cys C0.8%

UGU13

UGC17

Trp W2.9%

UGA99

UGG9

Arg R1.9%

CGU16

CGC7

CGA46

CGG3

Gly G5.7%

GGU39

GGC43

GGA105

GGG30

Stop 0.2%

UAA4

UAG1

AGA1

AGG0

Genome map

38 annotated features in NC_039182.1

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 (34.5%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Ambystoma talpoideum (NC_039182.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	70	70 bp	+	–
12S rRNA	Ribosomal RNA	71	993	923 bp	+	37.4%
tRNA-Val	Transfer RNA	991	1,058	68 bp	+	–
16S rRNA	Ribosomal RNA	1,059	2,614	1,556 bp	+	33.2%
tRNA-Leu (UUR)	Transfer RNA	2,615	2,689	75 bp	+	–
ND1	Protein-coding gene	2,690	3,657	968 bp	+	34.6%
tRNA-Ile	Transfer RNA	3,658	3,728	71 bp	+	–
tRNA-Gln	Transfer RNA	3,728	3,798	71 bp	−	–
tRNA-Met	Transfer RNA	3,799	3,866	68 bp	+	–
ND2	Protein-coding gene	3,867	4,908	1,042 bp	+	30.8%
tRNA-Trp	Transfer RNA	4,909	4,977	69 bp	+	–
tRNA-Ala	Transfer RNA	4,978	5,046	69 bp	−	–
tRNA-Asn	Transfer RNA	5,048	5,120	73 bp	−	–
tRNA-Cys	Transfer RNA	5,162	5,227	66 bp	−	–
tRNA-Tyr	Transfer RNA	5,228	5,294	67 bp	−	–
COX1	Protein-coding gene	5,296	6,846	1,551 bp	+	38.8%
tRNA-Ser (UCN)	Transfer RNA	6,851	6,920	70 bp	−	–
tRNA-Asp	Transfer RNA	6,921	6,989	69 bp	+	–
COX2	Protein-coding gene	6,991	7,675	685 bp	+	36.8%
tRNA-Lys	Transfer RNA	7,676	7,750	75 bp	+	–
ATP8	Protein-coding gene	7,752	7,919	168 bp	+	29.2%
ATP6	Protein-coding gene	7,910	8,593	684 bp	+	33.6%
COX3	Protein-coding gene	8,593	9,376	784 bp	+	38.8%
tRNA-Gly	Transfer RNA	9,377	9,445	69 bp	+	–
ND3	Protein-coding gene	9,446	9,791	346 bp	+	31.5%
tRNA-Arg	Transfer RNA	9,792	9,860	69 bp	+	–
ND4L	Protein-coding gene	9,861	10,157	297 bp	+	33.3%
ND4	Protein-coding gene	10,151	11,525	1,375 bp	+	32.2%
tRNA-His	Transfer RNA	11,526	11,594	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,595	11,662	68 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,663	11,734	72 bp	+	–
ND5	Protein-coding gene	11,735	13,528	1,794 bp	+	32.6%
ND6	Protein-coding gene	13,514	14,026	513 bp	−	33.7%
tRNA-Glu	Transfer RNA	14,027	14,094	68 bp	−	–
CYTB	Protein-coding gene	14,096	15,236	1,141 bp	+	35.2%
tRNA-Thr	Transfer RNA	15,237	15,306	70 bp	+	–
tRNA-Pro	Transfer RNA	15,552	15,623	72 bp	−	–
D-loop	Control region	15,624	16,358	735 bp	–	36.6%