Mauremys leprosa

Spanish pond turtle

Maximum lifespan

24.5 yr

AnAge record

mtDNA size

17,067 bp

RefSeq NC_031432.1

GC content

38.10%

Whole genome

Non-coding

1,597 bp

D-loop 1,615 bp

Where Spanish pond turtle sits among 2,335 species

Whole-genome GC content against maximum lifespan. Spanish pond turtle has the 668th longest lifespan of them.

This species
Other reptiles
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome17,067 bp

GC skew (G − C) / (G + C): −0.347
AT skew (A − T) / (A + T): +0.112

Life history

Maximum lifespan: 24.5 years
Adult weight: 608 g

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 03730)

About this record

Lifespan source: AnAge build 15
Based on: an animal in captivity
Data quality: acceptable, 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 genome17,067 bp

Protein-coding11,359 bp

12S rRNA974 bp

16S rRNA1,594 bp

All tRNA1,552 bp

D-loop1,615 bp

Genes and regions

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

Base composition of Mauremys leprosa genes

ND1NADH dehydrogenase subunit 1	968 bp	32.3%	29.2%	11.2%	27.3%	38.43%	−0.419	+0.050
ND2NADH dehydrogenase subunit 2	1,039 bp	36.8%	24.5%	9.3%	29.4%	38.69%	−0.517	+0.199
COX1Cytochrome c oxidase subunit I	1,548 bp	28.6%	30.6%	16.8%	24.0%	40.83%	−0.177	−0.035
COX2Cytochrome c oxidase subunit II	690 bp	34.8%	27.0%	12.9%	25.4%	38.26%	−0.326	+0.127
ATP8ATP synthase F0 subunit 8	168 bp	39.3%	25.6%	7.1%	28.0%	35.12%	−0.593	+0.211
ATP6ATP synthase F0 subunit 6	684 bp	34.4%	29.5%	9.5%	26.6%	36.11%	−0.474	+0.076
COX3Cytochrome c oxidase subunit III	784 bp	30.9%	27.4%	15.2%	26.5%	41.71%	−0.272	+0.059
ND3NADH dehydrogenase subunit 3	349 bp	32.4%	30.7%	10.3%	26.6%	36.96%	−0.442	+0.027
ND4LNADH dehydrogenase subunit 4L	300 bp	28.0%	32.0%	11.3%	28.7%	40.00%	−0.433	−0.067
ND4NADH dehydrogenase subunit 4	1,377 bp	34.5%	27.5%	11.4%	26.7%	38.05%	−0.401	+0.114
ND5NADH dehydrogenase subunit 5	1,806 bp	34.3%	26.4%	10.6%	28.8%	39.37%	−0.463	+0.131
ND6NADH dehydrogenase subunit 6	525 bp	47.4%	14.9%	7.2%	30.5%	37.71%	−0.616	+0.523
CYTBCytochrome b	1,144 bp	30.2%	26.8%	12.2%	30.8%	43.01%	−0.431	+0.058
12S rRNA12S ribosomal RNA	974 bp	37.4%	22.1%	16.7%	23.8%	40.55%	−0.175	+0.257
16S rRNA16S ribosomal RNA	1,594 bp	38.5%	21.9%	16.6%	23.0%	39.61%	−0.160	+0.274
D-loopControl region (D-loop)	1,615 bp	34.6%	38.8%	7.6%	19.1%	26.63%	−0.433	−0.057

Codon usage

Counts per codon, darker is more frequent

Gene

3,792 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.9%

UUU102

UUC123

Leu L15.8%

UUA178

UUG18

CUU71

CUC70

CUA246

CUG16

Ile I8.6%

AUU162

AUC163

Met M6.4%

AUA217

AUG26

Val V4.1%

GUU23

GUC25

GUA92

GUG16

Ser S7.2%

UCU38

UCC66

UCA116

UCG6

AGU16

AGC30

Pro P5.5%

CCU30

CCC38

CCA129

CCG11

Thr T9.1%

ACU67

ACC123

ACA149

ACG5

Ala A6.8%

GCU60

GCC105

GCA83

GCG9

Tyr Y3.2%

UAU55

UAC68

His H2.7%

CAU46

CAC56

Gln Q2.6%

CAA93

CAG6

Asn N3.7%

AAU44

AAC97

Lys K2.4%

AAA88

AAG3

Asp D1.7%

GAU25

GAC40

Glu E2.5%

GAA84

GAG9

Cys C0.9%

UGU13

UGC22

Trp W2.9%

UGA97

UGG14

Arg R1.9%

CGU11

CGC9

CGA46

CGG6

Gly G5.9%

GGU33

GGC55

GGA97

GGG38

Stop 0.2%

UAA6

UAG0

AGA0

AGG2

Genome map

38 annotated features in NC_031432.1

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 (38.1%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Mauremys leprosa (NC_031432.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	68	68 bp	+	–
12S rRNA	Ribosomal RNA	69	1,042	974 bp	+	40.6%
tRNA-Val	Transfer RNA	1,043	1,116	74 bp	+	–
16S rRNA	Ribosomal RNA	1,117	2,710	1,594 bp	+	39.6%
tRNA-Leu (UUR)	Transfer RNA	2,711	2,786	76 bp	+	–
ND1	Protein-coding gene	2,787	3,754	968 bp	+	38.4%
tRNA-Ile	Transfer RNA	3,755	3,824	70 bp	+	–
tRNA-Gln	Transfer RNA	3,824	3,894	71 bp	−	–
tRNA-Met	Transfer RNA	3,894	3,962	69 bp	+	–
ND2	Protein-coding gene	3,963	5,001	1,039 bp	+	38.7%
tRNA-Trp	Transfer RNA	5,002	5,077	76 bp	+	–
tRNA-Ala	Transfer RNA	5,079	5,147	69 bp	−	–
tRNA-Asn	Transfer RNA	5,149	5,221	73 bp	−	–
tRNA-Cys	Transfer RNA	5,248	5,313	66 bp	−	–
tRNA-Tyr	Transfer RNA	5,314	5,384	71 bp	−	–
COX1	Protein-coding gene	5,386	6,933	1,548 bp	+	40.8%
tRNA-Ser (UCN)	Transfer RNA	6,925	6,995	71 bp	−	–
tRNA-Asp	Transfer RNA	6,998	7,067	70 bp	+	–
COX2	Protein-coding gene	7,068	7,757	690 bp	+	38.3%
tRNA-Lys	Transfer RNA	7,759	7,831	73 bp	+	–
ATP8	Protein-coding gene	7,833	8,000	168 bp	+	35.1%
ATP6	Protein-coding gene	7,991	8,674	684 bp	+	36.1%
COX3	Protein-coding gene	8,674	9,457	784 bp	+	41.7%
tRNA-Gly	Transfer RNA	9,458	9,525	68 bp	+	–
ND3	Protein-coding gene	9,526	9,874	349 bp	+	37.0%
tRNA-Arg	Transfer RNA	9,875	9,944	70 bp	+	–
ND4L	Protein-coding gene	9,945	10,244	300 bp	+	40.0%
ND4	Protein-coding gene	10,238	11,614	1,377 bp	+	38.1%
tRNA-His	Transfer RNA	11,627	11,697	71 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,698	11,764	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,764	11,835	72 bp	+	–
ND5	Protein-coding gene	11,836	13,641	1,806 bp	+	39.4%
ND6	Protein-coding gene	13,637	14,161	525 bp	−	37.7%
tRNA-Glu	Transfer RNA	14,162	14,229	68 bp	−	–
CYTB	Protein-coding gene	14,234	15,377	1,144 bp	+	43.0%
tRNA-Thr	Transfer RNA	15,378	15,450	73 bp	+	–
tRNA-Pro	Transfer RNA	15,452	15,520	69 bp	−	–
D-loop	Control region	15,453	17,067	1,615 bp	–	26.6%