Megalobrama pellegrini
GC content
44.11%
Whole genome
Non-coding
1,001 bp
D-loop 937 bp
Where Megalobrama pellegrini sits among 2,335 species
Whole-genome GC content against maximum lifespan. Megalobrama pellegrini has the 1,834th longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,620 bp
- GC skew (G − C) / (G + C)
- −0.265
- AT skew (A − T) / (A + T)
- +0.116
About this record
- Lifespan source
- FishBase v26.06
- Based on
- an observed animal, origin not stated
- Data quality
- questionable
- 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 genome16,620 bp
Protein-coding11,404 bp
12S rRNA961 bp
16S rRNA1,692 bp
All tRNA1,562 bp
D-loop937 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 45.13% | −0.327 | +0.099 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,045 bp | 44.79% | −0.423 | +0.165 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 44.17% | −0.215 | −0.014 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 44.28% | −0.248 | +0.070 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 38.79% | −0.531 | +0.287 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 43.13% | −0.369 | +0.008 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 46.37% | −0.253 | +0.031 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 47.28% | −0.382 | +0.043 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 48.15% | −0.329 | 0.000 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,382 bp | 42.48% | −0.359 | +0.092 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,836 bp | 43.79% | −0.408 | +0.118 | |||||
| ND6NADH dehydrogenase subunit 6 | 522 bp | 44.64% | −0.468 | +0.536 | |||||
| CYTBCytochrome b | 1,141 bp | 43.65% | −0.317 | +0.030 | |||||
| 12S rRNA12S ribosomal RNA | 961 bp | 50.57% | −0.086 | +0.234 | |||||
| 16S rRNA16S ribosomal RNA | 1,692 bp | 43.14% | −0.055 | +0.289 | |||||
| D-loopControl region (D-loop) | 937 bp | 35.65% | −0.204 | +0.038 |
Codon usage
Counts per codon, darker is more frequent3,805 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F5.9%
UUU71
UUC154
Leu L16.3%
UUA93
UUG16
CUU100
CUC95
CUA284
CUG31
Ile I7.5%
AUU137
AUC148
Met M4.7%
AUA127
AUG50
Val V6.2%
GUU50
GUC53
GUA106
GUG27
Ser S6.4%
UCU32
UCC67
UCA79
UCG8
AGU15
AGC41
Pro P5.7%
CCU27
CCC67
CCA114
CCG10
Thr T8.1%
ACU50
ACC102
ACA142
ACG13
Ala A8.7%
GCU48
GCC146
GCA127
GCG10
Tyr Y3.0%
UAU45
UAC68
His H2.7%
CAU28
CAC76
Gln Q2.6%
CAA88
CAG10
Asn N3.2%
AAU45
AAC76
Lys K2.1%
AAA70
AAG9
Asp D2.0%
GAU14
GAC62
Glu E2.7%
GAA80
GAG22
Cys C0.7%
UGU9
UGC16
Trp W3.2%
UGA108
UGG13
Arg R2.0%
CGU10
CGC13
CGA50
CGG3
Gly G6.4%
GGU33
GGC43
GGA121
GGG46
Stop 0.2%
UAA7
UAG0
AGA0
AGG0
Genome map
38 annotated features in NC_026458.1Hover, 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 (44.1%, 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 | 69 | 69 bp | + | – |
| 12S rRNA | Ribosomal RNA | 70 | 1,030 | 961 bp | + | 50.6% |
| tRNA-Val | Transfer RNA | 1,031 | 1,102 | 72 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,103 | 2,794 | 1,692 bp | + | 43.1% |
| tRNA-Leu (UUR) | Transfer RNA | 2,795 | 2,870 | 76 bp | + | – |
| ND1 | Protein-coding gene | 2,872 | 3,846 | 975 bp | + | 45.1% |
| tRNA-Ile | Transfer RNA | 3,851 | 3,922 | 72 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,921 | 3,991 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 3,993 | 4,061 | 69 bp | + | – |
| ND2 | Protein-coding gene | 4,062 | 5,106 | 1,045 bp | + | 44.8% |
| tRNA-Trp | Transfer RNA | 5,107 | 5,177 | 71 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,179 | 5,247 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,249 | 5,321 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,354 | 5,421 | 68 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,424 | 5,494 | 71 bp | − | – |
| COX1 | Protein-coding gene | 5,496 | 7,046 | 1,551 bp | + | 44.2% |
| tRNA-Ser (UCN) | Transfer RNA | 7,047 | 7,117 | 71 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,120 | 7,193 | 74 bp | + | – |
| COX2 | Protein-coding gene | 7,207 | 7,897 | 691 bp | + | 44.3% |
| tRNA-Lys | Transfer RNA | 7,898 | 7,973 | 76 bp | + | – |
| ATP8 | Protein-coding gene | 7,975 | 8,139 | 165 bp | + | 38.8% |
| ATP6 | Protein-coding gene | 8,133 | 8,816 | 684 bp | + | 43.1% |
| COX3 | Protein-coding gene | 8,816 | 9,600 | 785 bp | + | 46.4% |
| tRNA-Gly | Transfer RNA | 9,601 | 9,672 | 72 bp | + | – |
| ND3 | Protein-coding gene | 9,673 | 10,021 | 349 bp | + | 47.3% |
| tRNA-Arg | Transfer RNA | 10,022 | 10,091 | 70 bp | + | – |
| ND4L | Protein-coding gene | 10,092 | 10,388 | 297 bp | + | 48.2% |
| ND4 | Protein-coding gene | 10,382 | 11,763 | 1,382 bp | + | 42.5% |
| tRNA-His | Transfer RNA | 11,764 | 11,832 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,833 | 11,901 | 69 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,903 | 11,975 | 73 bp | + | – |
| ND5 | Protein-coding gene | 11,976 | 13,811 | 1,836 bp | + | 43.8% |
| ND6 | Protein-coding gene | 13,808 | 14,329 | 522 bp | − | 44.6% |
| tRNA-Glu | Transfer RNA | 14,330 | 14,398 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,403 | 15,543 | 1,141 bp | + | 43.7% |
| tRNA-Thr | Transfer RNA | 15,544 | 15,614 | 71 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,614 | 15,683 | 70 bp | − | – |
| D-loop | Control region | 15,684 | 16,620 | 937 bp | – | 35.7% |