Percina shumardi
River darter
GC content
47.38%
Whole genome
Non-coding
1,033 bp
D-loop 967 bp
Where River darter sits among 2,335 species
Whole-genome GC content against maximum lifespan. River darter has the 2,212th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,627 bp
- GC skew (G − C) / (G + C)
- −0.244
- AT skew (A − T) / (A + T)
- +0.002
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 genome16,627 bp
Protein-coding11,407 bp
12S rRNA945 bp
16S rRNA1,692 bp
All tRNA1,550 bp
D-loop967 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 49.13% | −0.273 | −0.157 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 48.66% | −0.407 | −0.035 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 49.13% | −0.215 | −0.105 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 43.56% | −0.243 | −0.010 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.02% | −0.494 | +0.146 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 47.52% | −0.366 | −0.136 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 49.17% | −0.280 | −0.063 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 49.00% | −0.415 | −0.225 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 53.54% | −0.296 | −0.203 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 48.30% | −0.298 | −0.070 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 46.60% | −0.321 | +0.008 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 47.13% | −0.358 | +0.370 | |||||
| CYTBCytochrome b | 1,141 bp | 49.87% | −0.315 | −0.129 | |||||
| 12S rRNA12S ribosomal RNA | 945 bp | 49.52% | −0.094 | +0.191 | |||||
| 16S rRNA16S ribosomal RNA | 1,692 bp | 47.05% | −0.083 | +0.190 | |||||
| D-loopControl region (D-loop) | 967 bp | 36.51% | −0.059 | −0.029 |
Codon usage
Counts per codon, darker is more frequent3,807 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.1%
UUU125
UUC109
Leu L17.3%
UUA84
UUG27
CUU183
CUC148
CUA141
CUG76
Ile I7.1%
AUU173
AUC96
Met M3.8%
AUA76
AUG69
Val V5.8%
GUU58
GUC67
GUA61
GUG36
Ser S6.2%
UCU37
UCC78
UCA53
UCG13
AGU12
AGC43
Pro P5.9%
CCU50
CCC132
CCA26
CCG17
Thr T7.6%
ACU47
ACC120
ACA101
ACG23
Ala A9.7%
GCU59
GCC187
GCA106
GCG16
Tyr Y2.9%
UAU40
UAC69
His H2.9%
CAU25
CAC84
Gln Q2.6%
CAA75
CAG24
Asn N3.0%
AAU30
AAC84
Lys K2.0%
AAA57
AAG19
Asp D2.0%
GAU18
GAC60
Glu E2.7%
GAA67
GAG34
Cys C0.6%
UGU5
UGC19
Trp W3.2%
UGA96
UGG24
Arg R2.0%
CGU12
CGC16
CGA32
CGG16
Gly G6.4%
GGU30
GGC83
GGA68
GGG64
Stop 0.2%
UAA6
UAG1
AGA0
AGG0
Genome map
38 annotated features in NC_084087.1Hover, 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 (47.4%, 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 | + | 49.5% |
| tRNA-Val | Transfer RNA | 1,014 | 1,086 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,087 | 2,778 | 1,692 bp | + | 47.1% |
| tRNA-Leu (UUR) | Transfer RNA | 2,779 | 2,852 | 74 bp | + | – |
| ND1 | Protein-coding gene | 2,853 | 3,827 | 975 bp | + | 49.1% |
| tRNA-Ile | Transfer RNA | 3,832 | 3,901 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,901 | 3,971 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,971 | 4,039 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,040 | 5,085 | 1,046 bp | + | 48.7% |
| tRNA-Trp | Transfer RNA | 5,086 | 5,156 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,158 | 5,226 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,228 | 5,300 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,339 | 5,404 | 66 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,405 | 5,475 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,477 | 7,027 | 1,551 bp | + | 49.1% |
| tRNA-Ser (UCN) | Transfer RNA | 7,028 | 7,098 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,102 | 7,173 | 72 bp | + | – |
| COX2 | Protein-coding gene | 7,181 | 7,871 | 691 bp | + | 43.6% |
| tRNA-Lys | Transfer RNA | 7,872 | 7,945 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 7,947 | 8,114 | 168 bp | + | 47.0% |
| ATP6 | Protein-coding gene | 8,105 | 8,788 | 684 bp | + | 47.5% |
| COX3 | Protein-coding gene | 8,788 | 9,572 | 785 bp | + | 49.2% |
| tRNA-Gly | Transfer RNA | 9,573 | 9,643 | 71 bp | + | – |
| ND3 | Protein-coding gene | 9,644 | 9,992 | 349 bp | + | 49.0% |
| tRNA-Arg | Transfer RNA | 9,993 | 10,061 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,062 | 10,358 | 297 bp | + | 53.5% |
| ND4 | Protein-coding gene | 10,352 | 11,732 | 1,381 bp | + | 48.3% |
| 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 | + | 46.6% |
| ND6 | Protein-coding gene | 13,783 | 14,304 | 522 bp | − | 47.1% |
| tRNA-Glu | Transfer RNA | 14,305 | 14,373 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,379 | 15,519 | 1,141 bp | + | 49.9% |
| 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 | 16,627 | 967 bp | – | 36.5% |