Hybognathus nuchalis
Mississippi silvery minnow
GC content
43.64%
Whole genome
Non-coding
1,105 bp
D-loop 1,050 bp
Where Mississippi silvery minnow sits among 2,335 species
Whole-genome GC content against maximum lifespan. Mississippi silvery minnow has the 2,268th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,712 bp
- GC skew (G − C) / (G + C)
- −0.213
- AT skew (A − T) / (A + T)
- +0.030
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an animal in the wild
- 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 genome16,712 bp
Protein-coding11,403 bp
12S rRNA958 bp
16S rRNA1,683 bp
All tRNA1,564 bp
D-loop1,050 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 46.77% | −0.241 | −0.114 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,045 bp | 46.41% | −0.348 | +0.011 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 42.62% | −0.177 | −0.085 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 40.23% | −0.209 | +0.041 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 36.97% | −0.443 | +0.135 | |||||
| ATP6ATP synthase F0 subunit 6 | 683 bp | 42.02% | −0.289 | −0.076 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 42.99% | −0.199 | −0.051 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 42.98% | −0.240 | −0.106 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 44.44% | −0.288 | −0.091 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,382 bp | 42.84% | −0.314 | −0.025 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,836 bp | 42.54% | −0.314 | +0.029 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 44.06% | −0.365 | +0.322 | |||||
| CYTBCytochrome b | 1,141 bp | 43.65% | −0.289 | −0.033 | |||||
| 12S rRNA12S ribosomal RNA | 958 bp | 49.37% | −0.066 | +0.229 | |||||
| 16S rRNA16S ribosomal RNA | 1,683 bp | 44.74% | −0.044 | +0.232 | |||||
| D-loopControl region (D-loop) | 1,050 bp | 36.38% | −0.178 | +0.003 |
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%
UUU112
UUC115
Leu L16.5%
UUA148
UUG16
CUU149
CUC102
CUA167
CUG46
Ile I6.9%
AUU184
AUC79
Met M4.6%
AUA118
AUG56
Val V6.3%
GUU72
GUC46
GUA99
GUG24
Ser S6.3%
UCU39
UCC59
UCA80
UCG8
AGU12
AGC41
Pro P5.7%
CCU67
CCC47
CCA89
CCG12
Thr T7.9%
ACU70
ACC96
ACA117
ACG18
Ala A9.3%
GCU60
GCC145
GCA131
GCG19
Tyr Y3.0%
UAU59
UAC55
His H2.7%
CAU34
CAC70
Gln Q2.6%
CAA80
CAG18
Asn N3.0%
AAU53
AAC61
Lys K2.1%
AAA56
AAG24
Asp D2.0%
GAU30
GAC47
Glu E2.6%
GAA73
GAG27
Cys C0.7%
UGU10
UGC17
Trp W3.2%
UGA109
UGG11
Arg R2.0%
CGU13
CGC8
CGA44
CGG11
Gly G6.4%
GGU34
GGC70
GGA95
GGG46
Stop 0.2%
UAA6
UAG0
AGA0
AGG0
Genome map
38 annotated features in NC_031567.1Hover, 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 (43.6%, 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 | 69 | 69 bp | + | – |
| 12S rRNA | Ribosomal RNA | 70 | 1,027 | 958 bp | + | 49.4% |
| tRNA-Val | Transfer RNA | 1,028 | 1,099 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,100 | 2,782 | 1,683 bp | + | 44.7% |
| tRNA-Leu (UUR) | Transfer RNA | 2,783 | 2,858 | 76 bp | + | – |
| ND1 | Protein-coding gene | 2,860 | 3,834 | 975 bp | + | 46.8% |
| tRNA-Ile | Transfer RNA | 3,839 | 3,910 | 72 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,909 | 3,979 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,981 | 4,049 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,050 | 5,094 | 1,045 bp | + | 46.4% |
| tRNA-Trp | Transfer RNA | 5,095 | 5,165 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,167 | 5,235 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,237 | 5,309 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,340 | 5,408 | 69 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,409 | 5,479 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,481 | 7,031 | 1,551 bp | + | 42.6% |
| tRNA-Ser (UCN) | Transfer RNA | 7,032 | 7,102 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,106 | 7,179 | 74 bp | + | – |
| COX2 | Protein-coding gene | 7,186 | 7,876 | 691 bp | + | 40.2% |
| tRNA-Lys | Transfer RNA | 7,877 | 7,952 | 76 bp | + | – |
| ATP8 | Protein-coding gene | 7,954 | 8,118 | 165 bp | + | 37.0% |
| ATP6 | Protein-coding gene | 8,112 | 8,794 | 683 bp | + | 42.0% |
| COX3 | Protein-coding gene | 8,795 | 9,578 | 784 bp | + | 43.0% |
| tRNA-Gly | Transfer RNA | 9,579 | 9,650 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,651 | 9,999 | 349 bp | + | 43.0% |
| tRNA-Arg | Transfer RNA | 10,000 | 10,068 | 69 bp | + | – |
| ND4L | Protein-coding gene | 10,069 | 10,365 | 297 bp | + | 44.4% |
| ND4 | Protein-coding gene | 10,359 | 11,740 | 1,382 bp | + | 42.8% |
| tRNA-His | Transfer RNA | 11,740 | 11,808 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,809 | 11,877 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,879 | 11,951 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,952 | 13,787 | 1,836 bp | + | 42.5% |
| ND6 | Protein-coding gene | 13,784 | 14,305 | 522 bp | − | 44.1% |
| tRNA-Glu | Transfer RNA | 14,306 | 14,374 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,380 | 15,520 | 1,141 bp | + | 43.7% |
| tRNA-Thr | Transfer RNA | 15,521 | 15,592 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,592 | 15,662 | 71 bp | − | – |
| D-loop | Control region | 15,663 | 16,712 | 1,050 bp | – | 36.4% |