Lutjanus johnii
John's snapper
GC content
46.60%
Whole genome
Non-coding
983 bp
D-loop 807 bp
Where John's snapper sits among 2,335 species
Whole-genome GC content against maximum lifespan. John's snapper has the 501st longest lifespan of them.
- This species
- Other ray-finned fishes
- Other classes
Base composition
Whole genome16,596 bp
- GC skew (G − C) / (G + C)
- −0.328
- AT skew (A − T) / (A + T)
- +0.071
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 genome16,596 bp
Protein-coding11,413 bp
12S rRNA953 bp
16S rRNA1,699 bp
All tRNA1,555 bp
D-loop807 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 47.39% | −0.424 | −0.033 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,046 bp | 49.62% | −0.557 | +0.116 | |||||
| COX1Cytochrome c oxidase subunit I | 1,560 bp | 46.22% | −0.232 | −0.056 | |||||
| COX2Cytochrome c oxidase subunit II | 691 bp | 43.13% | −0.329 | +0.028 | |||||
| ATP8ATP synthase F0 subunit 8 | 168 bp | 47.62% | −0.500 | +0.091 | |||||
| ATP6ATP synthase F0 subunit 6 | 684 bp | 47.22% | −0.437 | −0.075 | |||||
| COX3Cytochrome c oxidase subunit III | 785 bp | 49.68% | −0.328 | −0.013 | |||||
| ND3NADH dehydrogenase subunit 3 | 349 bp | 51.00% | −0.438 | −0.170 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 52.19% | −0.458 | −0.056 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,381 bp | 48.48% | −0.426 | +0.044 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,839 bp | 45.51% | −0.443 | +0.066 | |||||
| ND6NADH dehydrogenase subunit 6 | 525 bp | 46.48% | −0.549 | +0.559 | |||||
| CYTBCytochrome b | 1,135 bp | 48.46% | −0.396 | −0.050 | |||||
| 12S rRNA12S ribosomal RNA | 953 bp | 47.64% | −0.106 | +0.182 | |||||
| 16S rRNA16S ribosomal RNA | 1,699 bp | 47.44% | −0.144 | +0.239 | |||||
| D-loopControl region (D-loop) | 807 bp | 36.56% | −0.125 | +0.082 |
Codon usage
Counts per codon, darker is more frequent3,808 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F6.3%
UUU98
UUC141
Leu L17.6%
UUA62
UUG16
CUU138
CUC182
CUA232
CUG42
Ile I7.0%
AUU121
AUC144
Met M4.0%
AUA108
AUG44
Val V5.6%
GUU74
GUC59
GUA60
GUG22
Ser S6.3%
UCU45
UCC84
UCA54
UCG5
AGU9
AGC44
Pro P5.9%
CCU44
CCC122
CCA50
CCG8
Thr T7.8%
ACU31
ACC136
ACA119
ACG10
Ala A9.2%
GCU53
GCC181
GCA107
GCG11
Tyr Y2.9%
UAU29
UAC82
His H2.8%
CAU26
CAC79
Gln Q2.5%
CAA89
CAG8
Asn N3.2%
AAU35
AAC86
Lys K1.9%
AAA73
AAG1
Asp D1.9%
GAU12
GAC62
Glu E2.6%
GAA81
GAG19
Cys C0.6%
UGU4
UGC20
Trp W3.1%
UGA107
UGG12
Arg R2.0%
CGU7
CGC18
CGA43
CGG9
Gly G6.4%
GGU33
GGC89
GGA91
GGG30
Stop 0.2%
UAA5
UAG2
AGA0
AGG0
Genome map
38 annotated features in NC_024572.1Hover, 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 (46.6%, 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 |
|---|---|---|---|---|---|---|
| ND5 | Protein-coding gene | 1 | 1,839 | 1,839 bp | + | 45.5% |
| ND6 | Protein-coding gene | 1,836 | 2,360 | 525 bp | − | 46.5% |
| tRNA-Glu | Transfer RNA | 2,361 | 2,429 | 69 bp | − | – |
| CYTB | Protein-coding gene | 2,436 | 3,570 | 1,135 bp | + | 48.5% |
| tRNA-Thr | Transfer RNA | 3,577 | 3,648 | 72 bp | + | – |
| tRNA-Pro | Transfer RNA | 3,649 | 3,717 | 69 bp | − | – |
| D-loop | Control region | 3,718 | 4,524 | 807 bp | – | 36.6% |
| tRNA-Phe | Transfer RNA | 4,525 | 4,593 | 69 bp | + | – |
| 12S rRNA | Ribosomal RNA | 4,594 | 5,546 | 953 bp | + | 47.6% |
| tRNA-Val | Transfer RNA | 5,548 | 5,620 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 5,622 | 7,320 | 1,699 bp | + | 47.4% |
| tRNA-Leu (UUR) | Transfer RNA | 7,322 | 7,397 | 76 bp | + | – |
| ND1 | Protein-coding gene | 7,398 | 8,372 | 975 bp | + | 47.4% |
| tRNA-Ile | Transfer RNA | 8,376 | 8,445 | 70 bp | + | – |
| tRNA-Gln | Transfer RNA | 8,445 | 8,515 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 8,515 | 8,582 | 68 bp | + | – |
| ND2 | Protein-coding gene | 8,583 | 9,628 | 1,046 bp | + | 49.6% |
| tRNA-Trp | Transfer RNA | 9,629 | 9,700 | 72 bp | + | – |
| tRNA-Ala | Transfer RNA | 9,800 | 9,868 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 9,872 | 9,944 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 9,983 | 10,049 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 10,050 | 10,119 | 70 bp | − | – |
| COX1 | Protein-coding gene | 10,113 | 11,672 | 1,560 bp | + | 46.2% |
| tRNA-Ser (UCN) | Transfer RNA | 11,673 | 11,744 | 72 bp | − | – |
| tRNA-Asp | Transfer RNA | 11,748 | 11,819 | 72 bp | + | – |
| COX2 | Protein-coding gene | 11,826 | 12,516 | 691 bp | + | 43.1% |
| tRNA-Lys | Transfer RNA | 12,517 | 12,591 | 75 bp | + | – |
| ATP8 | Protein-coding gene | 12,594 | 12,761 | 168 bp | + | 47.6% |
| ATP6 | Protein-coding gene | 12,752 | 13,435 | 684 bp | + | 47.2% |
| COX3 | Protein-coding gene | 13,435 | 14,219 | 785 bp | + | 49.7% |
| tRNA-Gly | Transfer RNA | 14,220 | 14,291 | 72 bp | + | – |
| ND3 | Protein-coding gene | 14,292 | 14,640 | 349 bp | + | 51.0% |
| tRNA-Arg | Transfer RNA | 14,641 | 14,709 | 69 bp | + | – |
| ND4L | Protein-coding gene | 14,710 | 15,006 | 297 bp | + | 52.2% |
| ND4 | Protein-coding gene | 15,000 | 16,380 | 1,381 bp | + | 48.5% |
| tRNA-His | Transfer RNA | 16,381 | 16,449 | 69 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 16,450 | 16,516 | 67 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 16,524 | 16,596 | 73 bp | + | – |