Betta splendens
Siamese fighting fish
GC content
38.09%
Whole genome
Non-coding
1,340 bp
D-loop 1,198 bp
Where Siamese fighting fish sits among 2,335 species
Whole-genome GC content against maximum lifespan. Siamese fighting fish has the 2,257th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,980 bp
- GC skew (G − C) / (G + C)
- −0.252
- AT skew (A − T) / (A + T)
- +0.016
About this record
- Lifespan source
- AnAge build 15
- Based on
- an observed animal, origin not stated
- 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 RefSeqWhole genome16,980 bp
Protein-coding11,440 bp
12S rRNA956 bp
16S rRNA1,700 bp
All tRNA1,555 bp
D-loop1,198 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 38.36% | −0.390 | −0.028 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 39.01% | −0.456 | +0.100 | |||||
| COX1Cytochrome c oxidase subunit I | 1,560 bp | 40.06% | −0.120 | −0.123 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 38.78% | −0.299 | +0.035 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 30.36% | −0.451 | +0.043 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 34.50% | −0.331 | −0.121 | |||||
| COX3Cytochrome c oxidase subunit III | 790 bp | 40.38% | −0.185 | −0.079 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 40.97% | −0.399 | −0.146 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 42.42% | −0.286 | −0.205 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 37.58% | −0.341 | −0.042 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,851 bp | 36.90% | −0.306 | −0.034 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 36.97% | −0.389 | +0.350 | |||||
| CYTBCytochrome b | 1,147 bp | 37.66% | −0.306 | −0.080 | |||||
| 12S rRNA12S ribosomal RNA | 956 bp | 43.41% | −0.075 | +0.116 | |||||
| 16S rRNA16S ribosomal RNA | 1,700 bp | 40.47% | −0.122 | +0.196 | |||||
| D-loopControl region (D-loop) | 1,198 bp | 25.29% | −0.215 | +0.021 |
Codon usage
Counts per codon, darker is more frequent3,818 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.7%
UUU178
UUC79
Leu L16.2%
UUA232
UUG36
CUU113
CUC70
CUA149
CUG20
Ile I8.4%
AUU227
AUC94
Met M5.3%
AUA165
AUG37
Val V4.9%
GUU49
GUC25
GUA94
GUG18
Ser S6.5%
UCU62
UCC42
UCA81
UCG5
AGU25
AGC34
Pro P6.0%
CCU60
CCC79
CCA79
CCG12
Thr T8.1%
ACU80
ACC91
ACA131
ACG8
Ala A7.4%
GCU82
GCC109
GCA91
GCG1
Tyr Y3.3%
UAU78
UAC49
His H2.6%
CAU37
CAC63
Gln Q2.6%
CAA90
CAG9
Asn N3.4%
AAU61
AAC69
Lys K2.4%
AAA82
AAG9
Asp D2.0%
GAU41
GAC35
Glu E2.4%
GAA75
GAG15
Cys C0.8%
UGU13
UGC17
Trp W2.8%
UGA88
UGG18
Arg R1.9%
CGU13
CGC11
CGA42
CGG7
Gly G6.1%
GGU73
GGC46
GGA77
GGG35
Stop 0.2%
UAA6
UAG0
AGA0
AGG1
Genome map
38 annotated features in NC_026581.1Hover, 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 (38.1%, 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 | 70 | 70 bp | + | – |
| 12S rRNA | Ribosomal RNA | 71 | 1,026 | 956 bp | + | 43.4% |
| tRNA-Val | Transfer RNA | 1,027 | 1,099 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,100 | 2,799 | 1,700 bp | + | 40.5% |
| tRNA-Leu (UUR) | Transfer RNA | 2,800 | 2,874 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,876 | 3,850 | 975 bp | + | 38.4% |
| tRNA-Ile | Transfer RNA | 3,860 | 3,929 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,939 | 4,009 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 4,009 | 4,077 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,078 | 5,123 | 1,046 bp | + | 39.0% |
| tRNA-Trp | Transfer RNA | 5,124 | 5,194 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,196 | 5,264 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,266 | 5,337 | 72 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,370 | 5,435 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,436 | 5,505 | 70 bp | − | – |
| COX1 | Protein-coding gene | 5,507 | 7,066 | 1,560 bp | + | 40.1% |
| tRNA-Ser (UCN) | Transfer RNA | 7,058 | 7,128 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,132 | 7,199 | 68 bp | + | – |
| COX2 | Protein-coding gene | 7,205 | 7,895 | 691 bp | + | 38.8% |
| tRNA-Lys | Transfer RNA | 7,896 | 7,970 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 7,972 | 8,139 | 168 bp | + | 30.4% |
| ATP6 | Protein-coding gene | 8,130 | 8,813 | 684 bp | + | 34.5% |
| COX3 | Protein-coding gene | 8,814 | 9,603 | 790 bp | + | 40.4% |
| tRNA-Gly | Transfer RNA | 9,602 | 9,673 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,674 | 10,022 | 349 bp | + | 41.0% |
| tRNA-Arg | Transfer RNA | 10,023 | 10,090 | 68 bp | + | – |
| ND4L | Protein-coding gene | 10,092 | 10,388 | 297 bp | + | 42.4% |
| ND4 | Protein-coding gene | 10,382 | 11,762 | 1,381 bp | + | 37.6% |
| tRNA-His | Transfer RNA | 11,763 | 11,832 | 70 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,833 | 11,901 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,904 | 11,975 | 72 bp | + | – |
| ND5 | Protein-coding gene | 11,989 | 13,839 | 1,851 bp | + | 36.9% |
| ND6 | Protein-coding gene | 13,836 | 14,357 | 522 bp | − | 37.0% |
| tRNA-Glu | Transfer RNA | 14,358 | 14,429 | 72 bp | − | – |
| CYTB | Protein-coding gene | 14,491 | 15,637 | 1,147 bp | + | 37.7% |
| tRNA-Thr | Transfer RNA | 15,638 | 15,710 | 73 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,713 | 15,782 | 70 bp | − | – |
| D-loop | Control region | 15,783 | 16,980 | 1,198 bp | – | 25.3% |