Percina sciera
Dusky darter
GC content
47.07%
Whole genome
Non-coding
1,020 bp
D-loop 953 bp
Where Dusky darter sits among 2,335 species
Whole-genome GC content against maximum lifespan. Dusky darter has the 2,124th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,613 bp
- GC skew (G − C) / (G + C)
- −0.240
- AT skew (A − T) / (A + T)
- −0.010
About this record
- Lifespan source
- AnAge build 15
- Based on
- an animal in the wild
- Data quality
- acceptable, medium sample
- Licence
- Free to use, subject to the Human Ageing Genomic Resources conditions of use
- Status
- New in build 2
- In the database since
- build 2 (2026-11-13)
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,613 bp
Protein-coding11,407 bp
12S rRNA945 bp
16S rRNA1,691 bp
All tRNA1,550 bp
D-loop953 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.85% | −0.296 | −0.137 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 48.28% | −0.386 | −0.039 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 48.23% | −0.182 | −0.133 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 43.71% | −0.219 | −0.033 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 41.07% | −0.565 | +0.131 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 48.39% | −0.396 | −0.116 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 51.08% | −0.282 | −0.068 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 47.28% | −0.394 | −0.217 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 50.84% | −0.311 | −0.192 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 46.85% | −0.270 | −0.063 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 45.73% | −0.320 | −0.010 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 47.68% | −0.344 | +0.336 | |||||
| CYTBCytochrome b | 1,141 bp | 50.04% | −0.306 | −0.151 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 48.68% | −0.083 | +0.175 | |||||
| 16S rRNA16S ribosomal RNA | 1,691 bp | 46.90% | −0.074 | +0.178 | |||||
| D-loopControl region (D-loop) | 953 bp | 36.73% | −0.143 | −0.091 |
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 F6.0%
UUU119
UUC110
Leu L17.6%
UUA88
UUG29
CUU171
CUC146
CUA155
CUG80
Ile I7.1%
AUU162
AUC109
Met M3.9%
AUA77
AUG71
Val V5.7%
GUU63
GUC57
GUA63
GUG35
Ser S6.1%
UCU39
UCC75
UCA52
UCG13
AGU14
AGC39
Pro P5.9%
CCU61
CCC122
CCA26
CCG16
Thr T7.6%
ACU45
ACC124
ACA98
ACG21
Ala A9.6%
GCU71
GCC172
GCA102
GCG21
Tyr Y2.9%
UAU38
UAC73
His H2.8%
CAU33
CAC74
Gln Q2.6%
CAA66
CAG33
Asn N3.0%
AAU39
AAC77
Lys K2.0%
AAA64
AAG12
Asp D2.1%
GAU20
GAC58
Glu E2.6%
GAA67
GAG33
Cys C0.7%
UGU7
UGC18
Trp W3.1%
UGA96
UGG23
Arg R2.0%
CGU16
CGC14
CGA28
CGG18
Gly G6.4%
GGU34
GGC79
GGA64
GGG67
Stop 0.2%
UAA5
UAG2
AGA0
AGG0
Genome map
38 annotated features in NC_084085.1Hover, 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 (47.1%, 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 | 68 | 68 bp | + | – |
| 12S rRNA | Ribosomal RNA | 69 | 1,013 | 945 bp | + | 48.7% |
| tRNA-Val | Transfer RNA | 1,014 | 1,086 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,087 | 2,777 | 1,691 bp | + | 46.9% |
| tRNA-Leu (UUR) | Transfer RNA | 2,778 | 2,851 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,852 | 3,826 | 975 bp | + | 49.9% |
| tRNA-Ile | Transfer RNA | 3,831 | 3,900 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,900 | 3,970 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,970 | 4,038 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,039 | 5,084 | 1,046 bp | + | 48.3% |
| tRNA-Trp | Transfer RNA | 5,085 | 5,155 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,157 | 5,225 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,227 | 5,299 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,338 | 5,403 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,404 | 5,474 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,476 | 7,026 | 1,551 bp | + | 48.2% |
| tRNA-Ser (UCN) | Transfer RNA | 7,027 | 7,097 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,101 | 7,172 | 72 bp | + | – |
| COX2 | Protein-coding gene | 7,181 | 7,871 | 691 bp | + | 43.7% |
| tRNA-Lys | Transfer RNA | 7,872 | 7,945 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,947 | 8,114 | 168 bp | + | 41.1% |
| ATP6 | Protein-coding gene | 8,105 | 8,788 | 684 bp | + | 48.4% |
| COX3 | Protein-coding gene | 8,788 | 9,572 | 785 bp | + | 51.1% |
| tRNA-Gly | Transfer RNA | 9,573 | 9,643 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,644 | 9,992 | 349 bp | + | 47.3% |
| tRNA-Arg | Transfer RNA | 9,993 | 10,061 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,062 | 10,358 | 297 bp | + | 50.8% |
| ND4 | Protein-coding gene | 10,352 | 11,732 | 1,381 bp | + | 46.9% |
| tRNA-His | Transfer RNA | 11,733 | 11,801 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,802 | 11,869 | 68 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,875 | 11,947 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,948 | 13,786 | 1,839 bp | + | 45.7% |
| ND6 | Protein-coding gene | 13,783 | 14,304 | 522 bp | − | 47.7% |
| tRNA-Glu | Transfer RNA | 14,305 | 14,373 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,379 | 15,519 | 1,141 bp | + | 50.0% |
| tRNA-Thr | Transfer RNA | 15,520 | 15,591 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,591 | 15,660 | 70 bp | − | – |
| D-loop | Control region | 15,661 | 16,613 | 953 bp | – | 36.7% |