Mustelus mustelus

Smooth-hound

Maximum lifespan

24 yr

AnAge record

mtDNA size

16,755 bp

RefSeq NC_039629.1

GC content

39.21%

Whole genome

Non-coding

1,174 bp

D-loop 1,118 bp

Where Smooth-hound sits among 2,335 species

Whole-genome GC content against maximum lifespan. Smooth-hound has the 697th longest lifespan of them.

This species
Other sharks and rays
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,755 bp

GC skew (G − C) / (G + C): −0.277
AT skew (A − T) / (A + T): +0.006

Life history

Maximum lifespan: 24 years
Female sexual maturity: 13.5 years
Male sexual maturity: 7.5 years
Litter or clutch size: 11.5

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 01786)

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 genome16,755 bp

Protein-coding11,407 bp

12S rRNA951 bp

16S rRNA1,669 bp

All tRNA1,554 bp

D-loop1,118 bp

Genes and regions

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

Base composition of Mustelus mustelus genes

ND1NADH dehydrogenase subunit 1	975 bp	29.0%	30.8%	12.3%	27.9%	40.21%	−0.388	−0.029
ND2NADH dehydrogenase subunit 2	1,045 bp	30.5%	30.8%	10.1%	28.5%	38.66%	−0.475	−0.005
COX1Cytochrome c oxidase subunit I	1,557 bp	26.2%	33.4%	17.0%	23.4%	40.40%	−0.161	−0.121
COX2Cytochrome c oxidase subunit II	691 bp	31.4%	28.9%	15.5%	24.2%	39.65%	−0.219	+0.041
ATP8ATP synthase F0 subunit 8	168 bp	36.9%	33.9%	7.7%	21.4%	29.17%	−0.469	+0.042
ATP6ATP synthase F0 subunit 6	683 bp	29.9%	33.5%	10.8%	25.8%	36.60%	−0.408	−0.058
COX3Cytochrome c oxidase subunit III	786 bp	28.0%	29.9%	15.9%	26.2%	42.11%	−0.245	−0.033
ND3NADH dehydrogenase subunit 3	349 bp	23.2%	35.0%	14.9%	26.9%	41.83%	−0.288	−0.202
ND4LNADH dehydrogenase subunit 4L	297 bp	26.9%	31.3%	11.8%	30.0%	41.75%	−0.435	−0.075
ND4NADH dehydrogenase subunit 4	1,381 bp	29.5%	32.6%	11.9%	26.0%	37.87%	−0.373	−0.049
ND5NADH dehydrogenase subunit 5	1,830 bp	31.5%	31.1%	10.5%	26.8%	37.32%	−0.438	+0.006
ND6NADH dehydrogenase subunit 6	522 bp	41.2%	18.0%	9.4%	31.4%	40.81%	−0.540	+0.392
CYTBCytochrome b	1,145 bp	25.5%	32.8%	13.0%	28.6%	41.66%	−0.375	−0.126
12S rRNA12S ribosomal RNA	951 bp	33.3%	23.7%	19.5%	23.6%	43.01%	−0.095	+0.170
16S rRNA16S ribosomal RNA	1,669 bp	35.4%	26.9%	17.3%	20.4%	37.69%	−0.081	+0.137
D-loopControl region (D-loop)	1,118 bp	31.6%	33.8%	14.2%	20.4%	34.62%	−0.178	−0.034

Codon usage

Counts per codon, darker is more frequent

Gene

3,807 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.4%

UUU148

UUC97

Leu L17.6%

UUA200

UUG21

CUU157

CUC106

CUA165

CUG20

Ile I8.7%

AUU221

AUC111

Met M4.2%

AUA127

AUG34

Val V4.8%

GUU63

GUC27

GUA79

GUG15

Ser S7.0%

UCU51

UCC53

UCA97

UCG11

AGU19

AGC36

Pro P5.5%

CCU58

CCC53

CCA96

CCG3

Thr T7.3%

ACU73

ACC81

ACA112

ACG11

Ala A7.5%

GCU69

GCC116

GCA94

GCG7

Tyr Y3.2%

UAU62

UAC59

His H2.7%

CAU41

CAC60

Gln Q2.5%

CAA83

CAG12

Asn N4.0%

AAU66

AAC86

Lys K2.2%

AAA84

AAG1

Asp D1.9%

GAU36

GAC37

Glu E2.5%

GAA87

GAG10

Cys C0.6%

UGU11

UGC13

Trp W3.2%

UGA112

UGG9

Arg R1.9%

CGU13

CGC16

CGA39

CGG5

Gly G6.0%

GGU54

GGC67

GGA69

GGG37

Stop 0.2%

UAA6

UAG0

AGA0

AGG1

Genome map

38 annotated features in NC_039629.1

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 (39.2%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Mustelus mustelus (NC_039629.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	69	69 bp	+	–
12S rRNA	Ribosomal RNA	70	1,020	951 bp	+	43.0%
tRNA-Val	Transfer RNA	1,021	1,092	72 bp	+	–
16S rRNA	Ribosomal RNA	1,093	2,761	1,669 bp	+	37.7%
tRNA-Leu (UUR)	Transfer RNA	2,762	2,836	75 bp	+	–
ND1	Protein-coding gene	2,837	3,811	975 bp	+	40.2%
tRNA-Ile	Transfer RNA	3,812	3,881	70 bp	+	–
tRNA-Gln	Transfer RNA	3,883	3,954	72 bp	−	–
tRNA-Met	Transfer RNA	3,955	4,023	69 bp	+	–
ND2	Protein-coding gene	4,024	5,068	1,045 bp	+	38.7%
tRNA-Trp	Transfer RNA	5,069	5,139	71 bp	+	–
tRNA-Ala	Transfer RNA	5,141	5,209	69 bp	−	–
tRNA-Asn	Transfer RNA	5,210	5,282	73 bp	−	–
tRNA-Cys	Transfer RNA	5,318	5,387	70 bp	−	–
tRNA-Tyr	Transfer RNA	5,389	5,458	70 bp	−	–
COX1	Protein-coding gene	5,460	7,016	1,557 bp	+	40.4%
tRNA-Ser (UCN)	Transfer RNA	7,017	7,087	71 bp	−	–
tRNA-Asp	Transfer RNA	7,091	7,160	70 bp	+	–
COX2	Protein-coding gene	7,168	7,858	691 bp	+	39.7%
tRNA-Lys	Transfer RNA	7,859	7,932	74 bp	+	–
ATP8	Protein-coding gene	7,934	8,101	168 bp	+	29.2%
ATP6	Protein-coding gene	8,092	8,774	683 bp	+	36.6%
COX3	Protein-coding gene	8,775	9,560	786 bp	+	42.1%
tRNA-Gly	Transfer RNA	9,563	9,632	70 bp	+	–
ND3	Protein-coding gene	9,633	9,981	349 bp	+	41.8%
tRNA-Arg	Transfer RNA	9,982	10,051	70 bp	+	–
ND4L	Protein-coding gene	10,052	10,348	297 bp	+	41.8%
ND4	Protein-coding gene	10,342	11,722	1,381 bp	+	37.9%
tRNA-His	Transfer RNA	11,723	11,791	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,792	11,858	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,859	11,930	72 bp	+	–
ND5	Protein-coding gene	11,931	13,760	1,830 bp	+	37.3%
ND6	Protein-coding gene	13,756	14,277	522 bp	−	40.8%
tRNA-Glu	Transfer RNA	14,278	14,347	70 bp	−	–
CYTB	Protein-coding gene	14,350	15,494	1,145 bp	+	41.7%
tRNA-Thr	Transfer RNA	15,495	15,566	72 bp	+	–
tRNA-Pro	Transfer RNA	15,569	15,637	69 bp	−	–
D-loop	Control region	15,638	16,755	1,118 bp	–	34.6%