Hippocampus hippocampus
Short-snouted seahorse
GC content
39.11%
Whole genome
Non-coding
940 bp
D-loop 881 bp
Where Short-snouted seahorse sits among 2,335 species
Whole-genome GC content against maximum lifespan. Short-snouted seahorse has the 2,294th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,529 bp
- GC skew (G − C) / (G + C)
- −0.231
- AT skew (A − T) / (A + T)
- +0.052
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an animal in captivity
- 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 genome16,529 bp
Protein-coding11,398 bp
12S rRNA937 bp
16S rRNA1,695 bp
All tRNA1,562 bp
D-loop881 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 974 bp | 39.94% | −0.316 | +0.046 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,039 bp | 39.75% | −0.395 | +0.070 | |||||
| COX1Cytochrome c oxidase subunit I | 1,554 bp | 41.12% | −0.142 | −0.091 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 39.07% | −0.185 | +0.040 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 34.52% | −0.414 | +0.164 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 37.72% | −0.395 | −0.033 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 40.69% | −0.210 | −0.075 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 39.54% | −0.304 | −0.100 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 43.43% | −0.333 | −0.024 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 37.94% | −0.355 | −0.001 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,836 bp | 37.15% | −0.328 | +0.042 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 38.51% | −0.413 | +0.414 | |||||
| CYTBCytochrome b | 1,141 bp | 40.75% | −0.273 | −0.038 | |||||
| 12S rRNA12S ribosomal RNA | 937 bp | 41.20% | −0.067 | +0.151 | |||||
| 16S rRNA16S ribosomal RNA | 1,695 bp | 37.82% | −0.008 | +0.197 | |||||
| D-loopControl region (D-loop) | 881 bp | 33.14% | −0.226 | +0.049 |
Codon usage
Counts per codon, darker is more frequent3,804 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F5.9%
UUU124
UUC101
Leu L16.5%
UUA211
UUG24
CUU106
CUC63
CUA197
CUG28
Ile I7.9%
AUU171
AUC129
Met M5.3%
AUA174
AUG27
Val V5.5%
GUU62
GUC30
GUA98
GUG18
Ser S7.2%
UCU63
UCC45
UCA103
UCG11
AGU19
AGC34
Pro P5.7%
CCU66
CCC74
CCA61
CCG14
Thr T7.8%
ACU66
ACC74
ACA150
ACG8
Ala A7.7%
GCU82
GCC80
GCA118
GCG14
Tyr Y3.0%
UAU61
UAC53
His H2.7%
CAU34
CAC68
Gln Q2.5%
CAA91
CAG4
Asn N3.6%
AAU66
AAC70
Lys K2.2%
AAA75
AAG8
Asp D1.8%
GAU41
GAC29
Glu E2.6%
GAA81
GAG18
Cys C0.6%
UGU12
UGC10
Trp W3.2%
UGA105
UGG17
Arg R1.9%
CGU7
CGC5
CGA55
CGG6
Gly G6.2%
GGU53
GGC49
GGA85
GGG50
Stop 0.2%
UAA5
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_045033.1Hover, 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 (39.1%, 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 | 72 | 72 bp | + | – |
| 12S rRNA | Ribosomal RNA | 73 | 1,009 | 937 bp | + | 41.2% |
| tRNA-Val | Transfer RNA | 1,010 | 1,082 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,083 | 2,777 | 1,695 bp | + | 37.8% |
| tRNA-Leu (UUR) | Transfer RNA | 2,778 | 2,851 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,852 | 3,825 | 974 bp | + | 39.9% |
| tRNA-Ile | Transfer RNA | 3,826 | 3,901 | 76 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,898 | 3,970 | 73 bp | − | – |
| tRNA-Met | Transfer RNA | 3,971 | 4,040 | 70 bp | + | – |
| ND2 | Protein-coding gene | 4,041 | 5,079 | 1,039 bp | + | 39.8% |
| tRNA-Trp | Transfer RNA | 5,080 | 5,150 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,150 | 5,221 | 72 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,222 | 5,294 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,328 | 5,397 | 70 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,397 | 5,463 | 67 bp | − | – |
| COX1 | Protein-coding gene | 5,465 | 7,018 | 1,554 bp | + | 41.1% |
| tRNA-Ser (UCN) | Transfer RNA | 7,021 | 7,089 | 69 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,105 | 7,172 | 68 bp | + | – |
| COX2 | Protein-coding gene | 7,177 | 7,867 | 691 bp | + | 39.1% |
| tRNA-Lys | Transfer RNA | 7,868 | 7,943 | 76 bp | + | – |
| ATP8 | Protein-coding gene | 7,944 | 8,111 | 168 bp | + | 34.5% |
| ATP6 | Protein-coding gene | 8,102 | 8,785 | 684 bp | + | 37.7% |
| COX3 | Protein-coding gene | 8,785 | 9,568 | 784 bp | + | 40.7% |
| tRNA-Gly | Transfer RNA | 9,568 | 9,639 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,639 | 9,987 | 349 bp | + | 39.5% |
| tRNA-Arg | Transfer RNA | 9,988 | 10,056 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,057 | 10,353 | 297 bp | + | 43.4% |
| ND4 | Protein-coding gene | 10,347 | 11,727 | 1,381 bp | + | 37.9% |
| tRNA-His | Transfer RNA | 11,728 | 11,796 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,796 | 11,865 | 70 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,866 | 11,940 | 75 bp | + | – |
| ND5 | Protein-coding gene | 11,940 | 13,775 | 1,836 bp | + | 37.2% |
| ND6 | Protein-coding gene | 13,772 | 14,293 | 522 bp | − | 38.5% |
| tRNA-Glu | Transfer RNA | 14,294 | 14,362 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,367 | 15,507 | 1,141 bp | + | 40.8% |
| tRNA-Thr | Transfer RNA | 15,508 | 15,580 | 73 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,579 | 15,648 | 70 bp | − | – |
| D-loop | Control region | 15,649 | 16,529 | 881 bp | – | 33.1% |