Bombina bombina

Firebelly toad

Maximum lifespan

20 yr

AnAge record

mtDNA size

17,154 bp

RefSeq NC_042501.1

GC content

42.35%

Whole genome

Non-coding

1,751 bp

D-loop 1,681 bp

Where Firebelly toad sits among 2,335 species

Whole-genome GC content against maximum lifespan. Firebelly toad has the 915th longest lifespan of them.

This species
Other amphibians
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome17,154 bp

GC skew (G − C) / (G + C): −0.253
AT skew (A − T) / (A + T): +0.040

Life history

Maximum lifespan: 20 years
Female sexual maturity: 3 years
Male sexual maturity: 3 years
Litter or clutch size: 190

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00033)

About this record

Lifespan source: AnAge build 15
Based on: an animal in captivity
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 genome17,154 bp

Protein-coding11,338 bp

12S rRNA933 bp

16S rRNA1,599 bp

All tRNA1,533 bp

D-loop1,681 bp

Genes and regions

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

Base composition of Bombina bombina genes

ND1NADH dehydrogenase subunit 1	959 bp	27.2%	30.3%	13.9%	28.6%	42.44%	−0.346	−0.054
ND2NADH dehydrogenase subunit 2	1,045 bp	31.4%	26.5%	12.0%	30.1%	42.11%	−0.432	+0.084
COX1Cytochrome c oxidase subunit I	1,554 bp	25.4%	30.4%	19.0%	25.3%	44.27%	−0.142	−0.090
COX2Cytochrome c oxidase subunit II	688 bp	32.6%	26.5%	15.7%	25.3%	40.99%	−0.234	+0.103
ATP8ATP synthase F0 subunit 8	168 bp	38.7%	25.0%	9.5%	26.8%	36.31%	−0.475	+0.215
ATP6ATP synthase F0 subunit 6	684 bp	28.8%	31.1%	12.3%	27.8%	40.06%	−0.387	−0.039
COX3Cytochrome c oxidase subunit III	784 bp	24.6%	27.7%	18.4%	29.3%	47.70%	−0.230	−0.059
ND3NADH dehydrogenase subunit 3	343 bp	24.8%	34.4%	15.2%	25.7%	40.82%	−0.257	−0.163
ND4LNADH dehydrogenase subunit 4L	297 bp	23.2%	31.3%	15.8%	29.6%	45.46%	−0.304	−0.148
ND4NADH dehydrogenase subunit 4	1,378 bp	28.7%	29.2%	13.3%	28.9%	42.16%	−0.370	−0.009
ND5NADH dehydrogenase subunit 5	1,809 bp	29.6%	29.3%	13.5%	27.6%	41.07%	−0.343	+0.006
ND6NADH dehydrogenase subunit 6	510 bp	42.4%	14.7%	12.2%	30.8%	42.94%	−0.434	+0.485
CYTBCytochrome b	1,141 bp	26.0%	28.9%	14.6%	30.4%	45.05%	−0.350	−0.053
12S rRNA12S ribosomal RNA	933 bp	32.6%	20.7%	20.4%	26.4%	46.73%	−0.128	+0.223
16S rRNA16S ribosomal RNA	1,599 bp	35.5%	22.3%	18.4%	23.8%	42.21%	−0.126	+0.229
D-loopControl region (D-loop)	1,681 bp	31.6%	33.4%	15.7%	19.2%	34.92%	−0.101	−0.027

Codon usage

Counts per codon, darker is more frequent

Gene

3,784 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.3%

UUU130

UUC107

Leu L16.3%

UUA121

UUG36

CUU141

CUC107

CUA149

CUG64

Ile I8.5%

AUU212

AUC110

Met M4.7%

AUA124

AUG53

Val V5.2%

GUU65

GUC44

GUA71

GUG17

Ser S7.3%

UCU56

UCC49

UCA104

UCG10

AGU11

AGC46

Pro P5.5%

CCU27

CCC51

CCA112

CCG18

Thr T8.2%

ACU62

ACC86

ACA146

ACG17

Ala A8.2%

GCU55

GCC140

GCA103

GCG13

Tyr Y2.8%

UAU48

UAC58

His H2.7%

CAU22

CAC80

Gln Q2.6%

CAA81

CAG18

Asn N3.3%

AAU54

AAC72

Lys K2.0%

AAA73

AAG4

Asp D1.9%

GAU21

GAC51

Glu E2.5%

GAA60

GAG34

Cys C0.7%

UGU11

UGC16

Trp W3.0%

UGA99

UGG15

Arg R1.9%

CGU11

CGC21

CGA36

CGG5

Gly G6.1%

GGU34

GGC73

GGA82

GGG42

Stop 0.2%

UAA5

UAG0

AGA0

AGG1

Genome map

38 annotated features in NC_042501.1

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 (42.4%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Bombina bombina (NC_042501.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	68	68 bp	+	–
12S rRNA	Ribosomal RNA	69	1,001	933 bp	+	46.7%
tRNA-Val	Transfer RNA	1,002	1,069	68 bp	+	–
16S rRNA	Ribosomal RNA	1,070	2,668	1,599 bp	+	42.2%
tRNA-Leu (UUR)	Transfer RNA	2,669	2,743	75 bp	+	–
ND1	Protein-coding gene	2,744	3,702	959 bp	+	42.4%
tRNA-Ile	Transfer RNA	3,703	3,771	69 bp	+	–
tRNA-Gln	Transfer RNA	3,773	3,842	70 bp	−	–
tRNA-Met	Transfer RNA	3,843	3,911	69 bp	+	–
ND2	Protein-coding gene	3,912	4,956	1,045 bp	+	42.1%
tRNA-Trp	Transfer RNA	4,957	5,026	70 bp	+	–
tRNA-Ala	Transfer RNA	5,027	5,096	70 bp	−	–
tRNA-Asn	Transfer RNA	5,097	5,169	73 bp	−	–
tRNA-Cys	Transfer RNA	5,197	5,261	65 bp	−	–
tRNA-Tyr	Transfer RNA	5,263	5,331	69 bp	−	–
COX1	Protein-coding gene	5,333	6,886	1,554 bp	+	44.3%
tRNA-Ser (UCN)	Transfer RNA	6,887	6,957	71 bp	−	–
tRNA-Asp	Transfer RNA	6,961	7,027	67 bp	+	–
COX2	Protein-coding gene	7,030	7,717	688 bp	+	41.0%
tRNA-Lys	Transfer RNA	7,718	7,790	73 bp	+	–
ATP8	Protein-coding gene	7,792	7,959	168 bp	+	36.3%
ATP6	Protein-coding gene	7,950	8,633	684 bp	+	40.1%
COX3	Protein-coding gene	8,636	9,419	784 bp	+	47.7%
tRNA-Gly	Transfer RNA	9,420	9,491	72 bp	+	–
ND3	Protein-coding gene	9,492	9,834	343 bp	+	40.8%
tRNA-Arg	Transfer RNA	9,835	9,903	69 bp	+	–
ND4L	Protein-coding gene	9,904	10,200	297 bp	+	45.5%
ND4	Protein-coding gene	10,194	11,571	1,378 bp	+	42.2%
tRNA-His	Transfer RNA	11,572	11,639	68 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,640	11,706	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,707	11,779	73 bp	+	–
ND5	Protein-coding gene	11,780	13,588	1,809 bp	+	41.1%
ND6	Protein-coding gene	13,584	14,093	510 bp	−	42.9%
tRNA-Glu	Transfer RNA	14,094	14,162	69 bp	−	–
CYTB	Protein-coding gene	14,171	15,311	1,141 bp	+	45.1%
tRNA-Thr	Transfer RNA	15,312	15,380	69 bp	+	–
tRNA-Pro	Transfer RNA	15,405	15,473	69 bp	−	–
D-loop	Control region	15,474	17,154	1,681 bp	–	34.9%