Sphyrna lewini

Scalloped hammerhead

Maximum lifespan

35 yr

AnAge record

mtDNA size

16,726 bp

RefSeq NC_022679.1

GC content

39.52%

Whole genome

Non-coding

1,142 bp

D-loop 1,086 bp

Where Scalloped hammerhead sits among 2,335 species

Whole-genome GC content against maximum lifespan. Scalloped hammerhead has the 332nd longest lifespan of them.

This species
Other sharks and rays
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,726 bp

GC skew (G − C) / (G + C): −0.333
AT skew (A − T) / (A + T): +0.039

Life history

Maximum lifespan: 35 years
Adult weight: 83.8 kg
Female sexual maturity: 4 years
Male sexual maturity: 3.8 years
Litter or clutch size: 20.1

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 01774)

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: 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 genome16,726 bp

Protein-coding11,407 bp

12S rRNA956 bp

16S rRNA1,669 bp

All tRNA1,552 bp

D-loop1,086 bp

Genes and regions

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

Base composition of Sphyrna lewini genes

ND1NADH dehydrogenase subunit 1	975 bp	29.5%	28.4%	11.5%	30.6%	42.05%	−0.454	+0.019
ND2NADH dehydrogenase subunit 2	1,045 bp	31.7%	27.3%	8.8%	32.2%	41.05%	−0.571	+0.075
COX1Cytochrome c oxidase subunit I	1,557 bp	27.4%	33.3%	15.7%	23.6%	39.37%	−0.201	−0.097
COX2Cytochrome c oxidase subunit II	691 bp	31.3%	29.4%	15.2%	24.2%	39.36%	−0.228	+0.031
ATP8ATP synthase F0 subunit 8	168 bp	35.7%	32.7%	7.1%	24.4%	31.55%	−0.547	+0.043
ATP6ATP synthase F0 subunit 6	684 bp	31.3%	31.4%	10.2%	27.0%	37.28%	−0.451	−0.002
COX3Cytochrome c oxidase subunit III	786 bp	28.1%	28.8%	15.5%	27.6%	43.13%	−0.280	−0.011
ND3NADH dehydrogenase subunit 3	349 bp	25.8%	30.9%	13.8%	29.5%	43.27%	−0.364	−0.091
ND4LNADH dehydrogenase subunit 4L	297 bp	23.2%	32.0%	12.5%	32.3%	44.78%	−0.444	−0.159
ND4NADH dehydrogenase subunit 4	1,381 bp	30.3%	30.1%	10.3%	29.3%	39.61%	−0.481	+0.005
ND5NADH dehydrogenase subunit 5	1,830 bp	31.5%	29.6%	9.8%	29.1%	38.96%	−0.495	+0.031
ND6NADH dehydrogenase subunit 6	522 bp	42.7%	18.4%	7.9%	31.0%	38.89%	−0.596	+0.398
CYTBCytochrome b	1,145 bp	28.4%	30.6%	12.0%	29.1%	41.05%	−0.417	−0.037
12S rRNA12S ribosomal RNA	956 bp	35.1%	23.8%	18.1%	22.9%	41.00%	−0.117	+0.191
16S rRNA16S ribosomal RNA	1,669 bp	36.0%	26.1%	16.7%	21.3%	37.93%	−0.122	+0.160
D-loopControl region (D-loop)	1,086 bp	32.2%	33.9%	12.6%	21.3%	33.89%	−0.255	−0.025

Codon usage

Counts per codon, darker is more frequent

Gene

3,808 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.4%

UUU114

UUC130

Leu L17.3%

UUA150

UUG16

CUU129

CUC131

CUA227

CUG7

Ile I9.1%

AUU176

AUC171

Met M4.1%

AUA127

AUG31

Val V4.6%

GUU67

GUC25

GUA71

GUG11

Ser S7.1%

UCU51

UCC76

UCA90

UCG1

AGU21

AGC31

Pro P5.5%

CCU49

CCC50

CCA112

CCG0

Thr T7.4%

ACU68

ACC87

ACA125

ACG1

Ala A7.4%

GCU87

GCC96

GCA93

GCG7

Tyr Y3.2%

UAU72

UAC49

His H2.8%

CAU36

CAC69

Gln Q2.5%

CAA91

CAG3

Asn N4.1%

AAU44

AAC111

Lys K2.2%

AAA83

AAG1

Asp D1.8%

GAU28

GAC41

Glu E2.6%

GAA93

GAG6

Cys C0.6%

UGU13

UGC11

Trp W3.2%

UGA110

UGG12

Arg R1.9%

CGU12

CGC17

CGA43

CGG0

Gly G6.0%

GGU54

GGC60

GGA95

GGG18

Stop 0.2%

UAA7

UAG0

AGA1

AGG0

Genome map

38 annotated features in NC_022679.1

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 (39.5%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Sphyrna lewini (NC_022679.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	71	71 bp	+	–
12S rRNA	Ribosomal RNA	72	1,027	956 bp	+	41.0%
tRNA-Val	Transfer RNA	1,028	1,099	72 bp	+	–
16S rRNA	Ribosomal RNA	1,100	2,768	1,669 bp	+	37.9%
tRNA-Leu (UUR)	Transfer RNA	2,769	2,843	75 bp	+	–
ND1	Protein-coding gene	2,844	3,818	975 bp	+	42.1%
tRNA-Ile	Transfer RNA	3,819	3,887	69 bp	+	–
tRNA-Gln	Transfer RNA	3,889	3,960	72 bp	−	–
tRNA-Met	Transfer RNA	3,961	4,029	69 bp	+	–
ND2	Protein-coding gene	4,030	5,074	1,045 bp	+	41.1%
tRNA-Trp	Transfer RNA	5,075	5,145	71 bp	+	–
tRNA-Ala	Transfer RNA	5,147	5,215	69 bp	−	–
tRNA-Asn	Transfer RNA	5,216	5,288	73 bp	−	–
tRNA-Cys	Transfer RNA	5,324	5,390	67 bp	−	–
tRNA-Tyr	Transfer RNA	5,392	5,461	70 bp	−	–
COX1	Protein-coding gene	5,463	7,019	1,557 bp	+	39.4%
tRNA-Ser (UCN)	Transfer RNA	7,020	7,090	71 bp	−	–
tRNA-Asp	Transfer RNA	7,094	7,163	70 bp	+	–
COX2	Protein-coding gene	7,171	7,861	691 bp	+	39.4%
tRNA-Lys	Transfer RNA	7,862	7,935	74 bp	+	–
ATP8	Protein-coding gene	7,937	8,104	168 bp	+	31.6%
ATP6	Protein-coding gene	8,095	8,778	684 bp	+	37.3%
COX3	Protein-coding gene	8,778	9,563	786 bp	+	43.1%
tRNA-Gly	Transfer RNA	9,566	9,635	70 bp	+	–
ND3	Protein-coding gene	9,636	9,984	349 bp	+	43.3%
tRNA-Arg	Transfer RNA	9,985	10,054	70 bp	+	–
ND4L	Protein-coding gene	10,055	10,351	297 bp	+	44.8%
ND4	Protein-coding gene	10,345	11,725	1,381 bp	+	39.6%
tRNA-His	Transfer RNA	11,726	11,794	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,795	11,861	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,862	11,933	72 bp	+	–
ND5	Protein-coding gene	11,934	13,763	1,830 bp	+	39.0%
ND6	Protein-coding gene	13,759	14,280	522 bp	−	38.9%
tRNA-Glu	Transfer RNA	14,281	14,350	70 bp	−	–
CYTB	Protein-coding gene	14,353	15,497	1,145 bp	+	41.1%
tRNA-Thr	Transfer RNA	15,498	15,569	72 bp	+	–
tRNA-Pro	Transfer RNA	15,572	15,640	69 bp	−	–
D-loop	Control region	15,641	16,726	1,086 bp	–	33.9%