Sphyrna mokarran
Great hammerhead
GC content
38.59%
Whole genome
Non-coding
1,136 bp
D-loop 1,082 bp
Where Great hammerhead sits among 2,335 species
Whole-genome GC content against maximum lifespan. Great hammerhead has the 463rd longest lifespan of them.
- This species
- Other sharks and rays
- Other classes
Base composition
Whole genome16,719 bp
- GC skew (G − C) / (G + C)
- −0.325
- AT skew (A − T) / (A + T)
- +0.029
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an animal in the wild
- Data quality
- acceptable
- Licence
- CC BY-NC 4.0
- Status
- New in build 2
- In the database since
- build 2 (2026-11-13)
The lifespan value is for non-commercial use only; the genome data is not restricted by it.
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,719 bp
Protein-coding11,407 bp
12S rRNA954 bp
16S rRNA1,668 bp
All tRNA1,554 bp
D-loop1,082 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 40.51% | −0.433 | −0.007 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,045 bp | 40.19% | −0.543 | +0.059 | |||||
| COX1Cytochrome c oxidase subunit I | 1,557 bp | 38.79% | −0.202 | −0.098 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 37.63% | −0.223 | +0.021 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 30.36% | −0.490 | +0.026 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 35.38% | −0.455 | −0.027 | |||||
| COX3Cytochrome c oxidase subunit III | 786 bp | 41.09% | −0.251 | −0.050 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 40.69% | −0.324 | −0.111 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 40.74% | −0.405 | −0.170 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 38.09% | −0.464 | −0.008 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,830 bp | 37.71% | −0.490 | +0.018 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 39.66% | −0.565 | +0.390 | |||||
| CYTBCytochrome b | 1,145 bp | 40.00% | −0.419 | −0.045 | |||||
| 12S rRNA12S ribosomal RNA | 954 bp | 41.93% | −0.120 | +0.177 | |||||
| 16S rRNA16S ribosomal RNA | 1,668 bp | 37.59% | −0.120 | +0.155 | |||||
| D-loopControl region (D-loop) | 1,082 bp | 33.55% | −0.284 | +0.007 |
Codon usage
Counts per codon, darker is more frequent3,808 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.6%
UUU118
UUC132
Leu L17.2%
UUA169
UUG16
CUU133
CUC123
CUA207
CUG7
Ile I9.3%
AUU177
AUC178
Met M4.3%
AUA135
AUG28
Val V4.3%
GUU53
GUC26
GUA76
GUG10
Ser S7.1%
UCU57
UCC67
UCA91
UCG4
AGU22
AGC29
Pro P5.5%
CCU58
CCC43
CCA106
CCG1
Thr T7.4%
ACU76
ACC82
ACA120
ACG3
Ala A7.3%
GCU104
GCC77
GCA97
GCG1
Tyr Y3.2%
UAU74
UAC47
His H2.7%
CAU51
CAC51
Gln Q2.5%
CAA94
CAG1
Asn N4.1%
AAU62
AAC96
Lys K2.2%
AAA82
AAG2
Asp D1.8%
GAU37
GAC31
Glu E2.6%
GAA94
GAG6
Cys C0.7%
UGU17
UGC8
Trp W3.2%
UGA114
UGG8
Arg R1.9%
CGU12
CGC16
CGA41
CGG3
Gly G6.0%
GGU61
GGC53
GGA95
GGG18
Stop 0.2%
UAA7
UAG0
AGA0
AGG1
Genome map
38 annotated features in NC_035491.1Hover, 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 (38.6%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
| Feature | Type | Start | End | Length | Strand | GC |
|---|---|---|---|---|---|---|
| tRNA-Phe | Transfer RNA | 1 | 71 | 71 bp | + | – |
| 12S rRNA | Ribosomal RNA | 72 | 1,025 | 954 bp | + | 41.9% |
| tRNA-Val | Transfer RNA | 1,026 | 1,097 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,098 | 2,765 | 1,668 bp | + | 37.6% |
| tRNA-Leu (UUR) | Transfer RNA | 2,766 | 2,840 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,841 | 3,815 | 975 bp | + | 40.5% |
| tRNA-Ile | Transfer RNA | 3,816 | 3,885 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,887 | 3,958 | 72 bp | − | – |
| tRNA-Met | Transfer RNA | 3,959 | 4,027 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,028 | 5,072 | 1,045 bp | + | 40.2% |
| tRNA-Trp | Transfer RNA | 5,073 | 5,143 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,145 | 5,213 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,214 | 5,286 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,321 | 5,387 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,389 | 5,458 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,460 | 7,016 | 1,557 bp | + | 38.8% |
| 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 | + | 37.6% |
| tRNA-Lys | Transfer RNA | 7,859 | 7,932 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,934 | 8,101 | 168 bp | + | 30.4% |
| ATP6 | Protein-coding gene | 8,092 | 8,775 | 684 bp | + | 35.4% |
| COX3 | Protein-coding gene | 8,775 | 9,560 | 786 bp | + | 41.1% |
| tRNA-Gly | Transfer RNA | 9,563 | 9,632 | 70 bp | + | – |
| ND3 | Protein-coding gene | 9,633 | 9,981 | 349 bp | + | 40.7% |
| tRNA-Arg | Transfer RNA | 9,982 | 10,051 | 70 bp | + | – |
| ND4L | Protein-coding gene | 10,052 | 10,348 | 297 bp | + | 40.7% |
| ND4 | Protein-coding gene | 10,342 | 11,722 | 1,381 bp | + | 38.1% |
| 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 | + | 37.7% |
| ND6 | Protein-coding gene | 13,756 | 14,277 | 522 bp | − | 39.7% |
| tRNA-Glu | Transfer RNA | 14,278 | 14,347 | 70 bp | − | – |
| CYTB | Protein-coding gene | 14,350 | 15,494 | 1,145 bp | + | 40.0% |
| tRNA-Thr | Transfer RNA | 15,495 | 15,567 | 73 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,569 | 15,637 | 69 bp | − | – |
| D-loop | Control region | 15,638 | 16,719 | 1,082 bp | – | 33.6% |