Ammodytes americanus
American sand lance
GC content
47.66%
Whole genome
Non-coding
918 bp
D-loop 854 bp
Where American sand lance sits among 2,335 species
Whole-genome GC content against maximum lifespan. American sand lance has the 1,434th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,519 bp
- GC skew (G − C) / (G + C)
- −0.230
- AT skew (A − T) / (A + T)
- −0.017
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 genome16,519 bp
Protein-coding11,415 bp
12S rRNA945 bp
16S rRNA1,696 bp
All tRNA1,554 bp
D-loop854 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.23% | −0.225 | −0.168 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 50.57% | −0.350 | −0.075 | |||||
| COX1Cytochrome c oxidase subunit I | 1,560 bp | 47.24% | −0.191 | −0.132 | |||||
| COX2Cytochrome c oxidase subunit II | 690 bp | 44.78% | −0.262 | +0.029 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 42.26% | −0.521 | +0.134 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 46.78% | −0.413 | −0.143 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 50.96% | −0.260 | −0.096 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 50.43% | −0.409 | −0.168 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 51.18% | −0.342 | −0.200 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 48.30% | −0.262 | −0.129 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 47.88% | −0.288 | −0.076 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 50.58% | −0.311 | +0.326 | |||||
| CYTBCytochrome b | 1,141 bp | 49.50% | −0.262 | −0.183 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 49.63% | −0.092 | +0.227 | |||||
| 16S rRNA16S ribosomal RNA | 1,696 bp | 46.29% | −0.103 | +0.218 | |||||
| D-loopControl region (D-loop) | 854 bp | 40.05% | −0.135 | +0.012 |
Codon usage
Counts per codon, darker is more frequent3,793 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.0%
UUU93
UUC135
Leu L17.3%
UUA74
UUG34
CUU188
CUC156
CUA134
CUG69
Ile I6.8%
AUU151
AUC106
Met M4.1%
AUA60
AUG96
Val V6.2%
GUU67
GUC68
GUA68
GUG31
Ser S6.4%
UCU60
UCC63
UCA43
UCG20
AGU10
AGC47
Pro P5.7%
CCU77
CCC89
CCA34
CCG18
Thr T7.9%
ACU64
ACC126
ACA79
ACG30
Ala A9.2%
GCU74
GCC158
GCA85
GCG31
Tyr Y3.0%
UAU28
UAC85
His H2.7%
CAU20
CAC84
Gln Q2.7%
CAA61
CAG40
Asn N3.0%
AAU43
AAC71
Lys K2.0%
AAA53
AAG23
Asp D2.0%
GAU16
GAC60
Glu E2.6%
GAA59
GAG39
Cys C0.7%
UGU12
UGC15
Trp W3.0%
UGA82
UGG33
Arg R2.0%
CGU14
CGC15
CGA32
CGG16
Gly G6.5%
GGU45
GGC87
GGA59
GGG55
Stop 0.2%
UAA5
UAG2
AGA0
AGG1
Genome map
38 annotated features in NC_028530.1Hover, 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 (47.7%, 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 | 1,013 | 945 bp | + | 49.6% |
| tRNA-Val | Transfer RNA | 1,014 | 1,087 | 74 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,088 | 2,783 | 1,696 bp | + | 46.3% |
| tRNA-Leu (CUN) | Transfer RNA | 2,784 | 2,857 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,858 | 3,832 | 975 bp | + | 49.2% |
| tRNA-Ile | Transfer RNA | 3,837 | 3,907 | 71 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,907 | 3,977 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,977 | 4,045 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,046 | 5,091 | 1,046 bp | + | 50.6% |
| tRNA-Trp | Transfer RNA | 5,092 | 5,162 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,164 | 5,232 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,234 | 5,306 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,341 | 5,407 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,408 | 5,478 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,480 | 7,039 | 1,560 bp | + | 47.2% |
| tRNA-Ser (UCN) | Transfer RNA | 7,031 | 7,101 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,105 | 7,177 | 73 bp | + | – |
| COX2 | Protein-coding gene | 7,186 | 7,875 | 690 bp | + | 44.8% |
| tRNA-Lys | Transfer RNA | 7,877 | 7,950 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,952 | 8,119 | 168 bp | + | 42.3% |
| ATP6 | Protein-coding gene | 8,110 | 8,793 | 684 bp | + | 46.8% |
| COX3 | Protein-coding gene | 8,793 | 9,577 | 785 bp | + | 51.0% |
| tRNA-Gly | Transfer RNA | 9,578 | 9,648 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,649 | 9,997 | 349 bp | + | 50.4% |
| tRNA-Arg | Transfer RNA | 9,998 | 10,066 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,067 | 10,363 | 297 bp | + | 51.2% |
| ND4 | Protein-coding gene | 10,357 | 11,737 | 1,381 bp | + | 48.3% |
| tRNA-His | Transfer RNA | 11,738 | 11,806 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,807 | 11,874 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,880 | 11,952 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,953 | 13,791 | 1,839 bp | + | 47.9% |
| ND6 | Protein-coding gene | 13,788 | 14,309 | 522 bp | − | 50.6% |
| tRNA-Glu | Transfer RNA | 14,310 | 14,378 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,384 | 15,524 | 1,141 bp | + | 49.5% |
| tRNA-Thr | Transfer RNA | 15,525 | 15,596 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,596 | 15,665 | 70 bp | − | – |
| D-loop | Control region | 15,666 | 16,519 | 854 bp | – | 40.1% |