Anguilla anguilla

European eel

Maximum lifespan

88 yr

AnAge record

mtDNA size

16,683 bp

RefSeq NC_006531.1

GC content

41.17%

Whole genome

Non-coding

1,025 bp

D-loop 964 bp

Where European eel sits among 2,335 species

Whole-genome GC content against maximum lifespan. European eel has the 42nd longest lifespan of them.

This species
Other ray-finned fishes
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,683 bp

GC skew (G − C) / (G + C): −0.239
AT skew (A − T) / (A + T): +0.142

Life history

Maximum lifespan: 88 years
Adult weight: 3.6 kg
Female sexual maturity: 12.5 years
Male sexual maturity: 11 years

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 03792)

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: Unchanged since build 1
In the database since: build 1 (2015-07-01)

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

Composition by region

Reference (L) strand as deposited in RefSeq

Whole genome16,683 bp

Protein-coding11,447 bp

12S rRNA949 bp

16S rRNA1,708 bp

All tRNA1,563 bp

D-loop964 bp

Genes and regions

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

Base composition of Anguilla anguilla genes

ND1NADH dehydrogenase subunit 1	972 bp	31.9%	25.8%	14.2%	28.1%	42.28%	−0.328	+0.105
ND2NADH dehydrogenase subunit 2	1,045 bp	38.0%	22.6%	12.6%	26.8%	39.43%	−0.359	+0.254
COX1Cytochrome c oxidase subunit I	1,593 bp	28.3%	29.0%	17.8%	24.9%	42.69%	−0.165	−0.012
COX2Cytochrome c oxidase subunit II	691 bp	32.4%	25.2%	16.9%	25.5%	42.40%	−0.201	+0.126
ATP8ATP synthase F0 subunit 8	168 bp	34.5%	23.8%	13.1%	28.6%	41.67%	−0.371	+0.184
ATP6ATP synthase F0 subunit 6	683 bp	31.6%	28.7%	12.7%	26.9%	39.68%	−0.358	+0.049
COX3Cytochrome c oxidase subunit III	785 bp	29.4%	27.1%	16.3%	27.1%	43.44%	−0.249	+0.041
ND3NADH dehydrogenase subunit 3	349 bp	26.6%	30.7%	15.8%	26.9%	42.69%	−0.262	−0.070
ND4LNADH dehydrogenase subunit 4L	297 bp	25.9%	29.0%	14.5%	30.6%	45.12%	−0.358	−0.055
ND4NADH dehydrogenase subunit 4	1,381 bp	32.6%	27.3%	14.3%	25.9%	40.12%	−0.289	+0.088
ND5NADH dehydrogenase subunit 5	1,842 bp	35.0%	26.1%	12.9%	26.0%	38.93%	−0.336	+0.147
ND6NADH dehydrogenase subunit 6	522 bp	46.6%	14.2%	10.3%	28.9%	39.27%	−0.473	+0.533
CYTBCytochrome b	1,140 bp	29.2%	28.3%	15.1%	27.4%	42.46%	−0.289	+0.015
12S rRNA12S ribosomal RNA	949 bp	34.5%	19.2%	21.2%	25.2%	46.37%	−0.086	+0.285
16S rRNA16S ribosomal RNA	1,708 bp	38.7%	18.7%	19.4%	23.1%	42.56%	−0.087	+0.348
D-loopControl region (D-loop)	964 bp	39.8%	30.4%	10.6%	19.2%	29.77%	−0.289	+0.134

Codon usage

Counts per codon, darker is more frequent

Gene

3,820 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%

UUU94

UUC136

Leu L15.5%

UUA116

UUG25

CUU86

CUC60

CUA269

CUG37

Ile I7.4%

AUU177

AUC105

Met M5.5%

AUA160

AUG50

Val V6.1%

GUU50

GUC37

GUA122

GUG24

Ser S5.7%

UCU27

UCC42

UCA103

UCG4

AGU8

AGC35

Pro P5.6%

CCU25

CCC36

CCA141

CCG12

Thr T7.9%

ACU53

ACC76

ACA164

ACG8

Ala A8.4%

GCU59

GCC130

GCA125

GCG8

Tyr Y3.3%

UAU67

UAC59

His H2.6%

CAU36

CAC63

Gln Q2.6%

CAA92

CAG8

Asn N3.4%

AAU44

AAC87

Lys K2.4%

AAA87

AAG6

Asp D2.1%

GAU24

GAC57

Glu E2.7%

GAA90

GAG14

Cys C0.8%

UGU13

UGC17

Trp W3.2%

UGA111

UGG10

Arg R2.0%

CGU11

CGC6

CGA54

CGG6

Gly G6.5%

GGU30

GGC56

GGA117

GGG44

Stop 0.2%

UAA5

UAG1

AGA0

AGG1

Genome map

38 annotated features in NC_006531.1

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 (41.2%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Anguilla anguilla (NC_006531.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	70	70 bp	+	–
12S rRNA	Ribosomal RNA	71	1,019	949 bp	+	46.4%
tRNA-Val	Transfer RNA	1,020	1,090	71 bp	+	–
16S rRNA	Ribosomal RNA	1,091	2,798	1,708 bp	+	42.6%
tRNA-Leu (UUR)	Transfer RNA	2,799	2,874	76 bp	+	–
ND1	Protein-coding gene	2,875	3,846	972 bp	+	42.3%
tRNA-Ile	Transfer RNA	3,849	3,920	72 bp	+	–
tRNA-Gln	Transfer RNA	3,920	3,990	71 bp	+	–
tRNA-Met	Transfer RNA	3,990	4,058	69 bp	+	–
ND2	Protein-coding gene	4,059	5,103	1,045 bp	+	39.4%
tRNA-Trp	Transfer RNA	5,104	5,175	72 bp	+	–
tRNA-Ala	Transfer RNA	5,177	5,245	69 bp	−	–
tRNA-Asn	Transfer RNA	5,247	5,319	73 bp	−	–
tRNA-Cys	Transfer RNA	5,355	5,420	66 bp	−	–
tRNA-Tyr	Transfer RNA	5,421	5,491	71 bp	−	–
COX1	Protein-coding gene	5,493	7,085	1,593 bp	+	42.7%
tRNA-Ser (UCN)	Transfer RNA	7,077	7,147	71 bp	−	–
tRNA-Asp	Transfer RNA	7,153	7,222	70 bp	+	–
COX2	Protein-coding gene	7,229	7,919	691 bp	+	42.4%
tRNA-Lys	Transfer RNA	7,920	7,995	76 bp	+	–
ATP8	Protein-coding gene	7,997	8,164	168 bp	+	41.7%
ATP6	Protein-coding gene	8,155	8,837	683 bp	+	39.7%
COX3	Protein-coding gene	8,838	9,622	785 bp	+	43.4%
tRNA-Gly	Transfer RNA	9,623	9,694	72 bp	+	–
ND3	Protein-coding gene	9,695	10,043	349 bp	+	42.7%
tRNA-Arg	Transfer RNA	10,044	10,114	71 bp	+	–
ND4L	Protein-coding gene	10,115	10,411	297 bp	+	45.1%
ND4	Protein-coding gene	10,405	11,785	1,381 bp	+	40.1%
tRNA-His	Transfer RNA	11,786	11,854	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,855	11,925	71 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,926	11,998	73 bp	+	–
ND5	Protein-coding gene	11,999	13,840	1,842 bp	+	38.9%
ND6	Protein-coding gene	13,837	14,358	522 bp	−	39.3%
tRNA-Glu	Transfer RNA	14,359	14,427	69 bp	−	–
CYTB	Protein-coding gene	14,432	15,571	1,140 bp	+	42.5%
tRNA-Thr	Transfer RNA	15,572	15,644	73 bp	+	–
tRNA-Pro	Transfer RNA	15,650	15,719	70 bp	−	–
D-loop	Control region	15,720	16,683	964 bp	–	29.8%