Xiphias gladius
Swordfish
GC content
47.65%
Whole genome
Non-coding
902 bp
D-loop 830 bp
Where Swordfish sits among 2,335 species
Whole-genome GC content against maximum lifespan. Swordfish has the 986th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,520 bp
- GC skew (G − C) / (G + C)
- −0.282
- AT skew (A − T) / (A + T)
- +0.030
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an observed animal, origin not stated
- 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 genome16,520 bp
Protein-coding11,409 bp
12S rRNA947 bp
16S rRNA1,718 bp
All tRNA1,546 bp
D-loop830 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.74% | −0.315 | −0.065 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,047 bp | 50.05% | −0.454 | +0.017 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 47.45% | −0.204 | −0.112 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 46.31% | −0.300 | +0.040 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 44.64% | −0.520 | +0.075 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 48.83% | −0.419 | −0.074 | |||||
| COX3Cytochrome c oxidase subunit III | 786 bp | 51.27% | −0.266 | −0.065 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 51.58% | −0.378 | −0.172 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 50.84% | −0.391 | −0.151 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 49.53% | −0.363 | −0.056 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.87% | −0.387 | +0.015 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 47.70% | −0.382 | +0.451 | |||||
| CYTBCytochrome b | 1,141 bp | 48.82% | −0.390 | −0.068 | |||||
| 12S rRNA12S ribosomal RNA | 947 bp | 48.26% | −0.072 | +0.188 | |||||
| 16S rRNA16S ribosomal RNA | 1,718 bp | 47.09% | −0.115 | +0.193 | |||||
| D-loopControl region (D-loop) | 830 bp | 36.51% | −0.195 | +0.051 |
Codon usage
Counts per codon, darker is more frequent3,809 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.1%
UUU94
UUC140
Leu L17.5%
UUA62
UUG17
CUU129
CUC202
CUA176
CUG80
Ile I6.7%
AUU127
AUC127
Met M4.0%
AUA69
AUG83
Val V6.0%
GUU66
GUC77
GUA61
GUG23
Ser S6.4%
UCU43
UCC91
UCA47
UCG11
AGU17
AGC35
Pro P5.8%
CCU55
CCC112
CCA46
CCG9
Thr T7.7%
ACU47
ACC134
ACA96
ACG16
Ala A9.3%
GCU71
GCC155
GCA110
GCG18
Tyr Y2.9%
UAU38
UAC74
His H2.9%
CAU25
CAC87
Gln Q2.5%
CAA76
CAG20
Asn N3.2%
AAU32
AAC90
Lys K1.9%
AAA64
AAG10
Asp D2.0%
GAU26
GAC52
Glu E2.6%
GAA78
GAG20
Cys C0.6%
UGU4
UGC19
Trp W3.2%
UGA96
UGG25
Arg R2.0%
CGU5
CGC15
CGA42
CGG16
Gly G6.3%
GGU40
GGC91
GGA66
GGG43
Stop 0.2%
UAA8
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_012677.1Hover, 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 (47.6%, 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 | 68 | 68 bp | + | – |
| 12S rRNA | Ribosomal RNA | 69 | 1,015 | 947 bp | + | 48.3% |
| tRNA-Val | Transfer RNA | 1,016 | 1,087 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,088 | 2,805 | 1,718 bp | + | 47.1% |
| tRNA-Leu (UUR) | Transfer RNA | 2,806 | 2,879 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,880 | 3,854 | 975 bp | + | 49.7% |
| tRNA-Ile | Transfer RNA | 3,859 | 3,928 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,928 | 3,998 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,998 | 4,066 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,067 | 5,113 | 1,047 bp | + | 50.1% |
| tRNA-Trp | Transfer RNA | 5,113 | 5,183 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,185 | 5,253 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,255 | 5,327 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,367 | 5,433 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,434 | 5,504 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,506 | 7,056 | 1,551 bp | + | 47.5% |
| tRNA-Ser (UCN) | Transfer RNA | 7,057 | 7,124 | 68 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,131 | 7,201 | 71 bp | + | – |
| COX2 | Protein-coding gene | 7,210 | 7,900 | 691 bp | + | 46.3% |
| tRNA-Lys | Transfer RNA | 7,901 | 7,975 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,977 | 8,144 | 168 bp | + | 44.6% |
| ATP6 | Protein-coding gene | 8,135 | 8,818 | 684 bp | + | 48.8% |
| COX3 | Protein-coding gene | 8,818 | 9,603 | 786 bp | + | 51.3% |
| tRNA-Gly | Transfer RNA | 9,603 | 9,674 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,675 | 10,023 | 349 bp | + | 51.6% |
| tRNA-Arg | Transfer RNA | 10,024 | 10,092 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,093 | 10,389 | 297 bp | + | 50.8% |
| ND4 | Protein-coding gene | 10,383 | 11,763 | 1,381 bp | + | 49.5% |
| tRNA-His | Transfer RNA | 11,764 | 11,832 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,833 | 11,901 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,905 | 11,977 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,978 | 13,816 | 1,839 bp | + | 46.9% |
| ND6 | Protein-coding gene | 13,813 | 14,334 | 522 bp | − | 47.7% |
| tRNA-Glu | Transfer RNA | 14,335 | 14,403 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,407 | 15,547 | 1,141 bp | + | 48.8% |
| tRNA-Thr | Transfer RNA | 15,548 | 15,614 | 67 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,620 | 15,690 | 71 bp | − | – |
| D-loop | Control region | 15,691 | 16,520 | 830 bp | – | 36.5% |