Monodon monoceros
Narwhal
GC content
40.18%
Whole genome
Non-coding
976 bp
D-loop 915 bp
Where Narwhal sits among 2,335 species
Whole-genome GC content against maximum lifespan. Narwhal has the 141st longest lifespan of them.
- This species
- Other mammals
- Other classes
Base composition
Whole genome16,383 bp
- GC skew (G − C) / (G + C)
- −0.364
- AT skew (A − T) / (A + T)
- +0.105
Life history
- Maximum lifespan
- 50 years
- Adult weight
- 1.3 t
- Birth weight
- 80 kg
- Female sexual maturity
- 6 years
- Male sexual maturity
- 8 years
- Gestation or incubation
- 450 days
- Litter or clutch size
- 1
- Litters per year
- 0.3
Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 02315)
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
- Unchanged since build 1
- In the database since
- build 1 (2015-07-01)
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,383 bp
Protein-coding11,349 bp
12S rRNA973 bp
16S rRNA1,579 bp
All tRNA1,514 bp
D-loop915 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 957 bp | 41.69% | −0.449 | +0.090 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,044 bp | 39.46% | −0.587 | +0.158 | |||||
| COX1Cytochrome c oxidase subunit I | 1,551 bp | 41.91% | −0.218 | −0.010 | |||||
| COX2Cytochrome c oxidase subunit II | 684 bp | 41.52% | −0.324 | +0.130 | |||||
| ATP8ATP synthase F0 subunit 8 | 201 bp | 40.80% | −0.683 | +0.176 | |||||
| ATP6ATP synthase F0 subunit 6 | 681 bp | 39.35% | −0.530 | +0.080 | |||||
| COX3Cytochrome c oxidase subunit III | 786 bp | 42.88% | −0.389 | −0.020 | |||||
| ND3NADH dehydrogenase subunit 3 | 346 bp | 41.33% | −0.469 | +0.025 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 39.73% | −0.458 | +0.017 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,378 bp | 40.42% | −0.533 | +0.096 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,821 bp | 40.69% | −0.525 | +0.085 | |||||
| ND6NADH dehydrogenase subunit 6 | 528 bp | 36.36% | −0.646 | +0.357 | |||||
| CYTBCytochrome b | 1,140 bp | 41.67% | −0.427 | +0.086 | |||||
| 12S rRNA12S ribosomal RNA | 973 bp | 41.73% | −0.103 | +0.235 | |||||
| 16S rRNA16S ribosomal RNA | 1,579 bp | 37.75% | −0.101 | +0.202 | |||||
| D-loopControl region (D-loop) | 915 bp | 38.47% | −0.267 | −0.027 |
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 F6.2%
UUU86
UUC151
Leu L16.7%
UUA114
UUG13
CUU76
CUC112
CUA291
CUG30
Ile I8.5%
AUU132
AUC190
Met M6.2%
AUA199
AUG37
Val V4.0%
GUU34
GUC30
GUA73
GUG15
Ser S7.3%
UCU51
UCC75
UCA89
UCG9
AGU14
AGC41
Pro P5.4%
CCU70
CCC66
CCA66
CCG2
Thr T9.2%
ACU51
ACC123
ACA173
ACG4
Ala A6.3%
GCU44
GCC98
GCA96
GCG1
Tyr Y3.3%
UAU59
UAC66
His H2.6%
CAU32
CAC67
Gln Q2.6%
CAA91
CAG7
Asn N4.2%
AAU43
AAC118
Lys K2.5%
AAA84
AAG13
Asp D1.7%
GAU18
GAC47
Glu E2.4%
GAA77
GAG15
Cys C0.6%
UGU12
UGC10
Trp W2.8%
UGA97
UGG8
Arg R1.7%
CGU6
CGC15
CGA40
CGG2
Gly G5.5%
GGU39
GGC64
GGA86
GGG21
Stop 0.3%
UAA7
UAG2
AGA2
AGG0
Genome map
38 annotated features in NC_005279.1Hover, 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 (40.2%, 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 | 72 | 72 bp | + | – |
| 12S rRNA | Ribosomal RNA | 73 | 1,045 | 973 bp | + | 41.7% |
| tRNA-Val | Transfer RNA | 1,046 | 1,112 | 67 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,113 | 2,691 | 1,579 bp | + | 37.7% |
| tRNA-Leu (UUR) | Transfer RNA | 2,692 | 2,766 | 75 bp | + | – |
| ND1 | Protein-coding gene | 2,768 | 3,724 | 957 bp | + | 41.7% |
| tRNA-Ile | Transfer RNA | 3,730 | 3,798 | 69 bp | + | – |
| tRNA-Gln | Transfer RNA | 3,796 | 3,868 | 73 bp | − | – |
| tRNA-Met | Transfer RNA | 3,870 | 3,938 | 69 bp | + | – |
| ND2 | Protein-coding gene | 3,939 | 4,982 | 1,044 bp | + | 39.5% |
| tRNA-Trp | Transfer RNA | 4,981 | 5,065 | 85 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,054 | 5,122 | 69 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,124 | 5,197 | 74 bp | − | – |
| tRNA-Cys | Transfer RNA | 5,230 | 5,296 | 67 bp | − | – |
| tRNA-Tyr | Transfer RNA | 5,297 | 5,362 | 66 bp | − | – |
| COX1 | Protein-coding gene | 5,364 | 6,914 | 1,551 bp | + | 41.9% |
| tRNA-Ser (UCN) | Transfer RNA | 6,910 | 6,978 | 69 bp | − | – |
| tRNA-Asp | Transfer RNA | 6,986 | 7,053 | 68 bp | + | – |
| COX2 | Protein-coding gene | 7,054 | 7,737 | 684 bp | + | 41.5% |
| tRNA-Lys | Transfer RNA | 7,741 | 7,805 | 65 bp | + | – |
| ATP8 | Protein-coding gene | 7,810 | 8,010 | 201 bp | + | 40.8% |
| ATP6 | Protein-coding gene | 7,971 | 8,651 | 681 bp | + | 39.4% |
| COX3 | Protein-coding gene | 8,651 | 9,436 | 786 bp | + | 42.9% |
| tRNA-Gly | Transfer RNA | 9,436 | 9,504 | 69 bp | + | – |
| ND3 | Protein-coding gene | 9,505 | 9,850 | 346 bp | + | 41.3% |
| tRNA-Arg | Transfer RNA | 9,852 | 9,921 | 70 bp | + | – |
| ND4L | Protein-coding gene | 9,922 | 10,218 | 297 bp | + | 39.7% |
| ND4 | Protein-coding gene | 10,212 | 11,589 | 1,378 bp | + | 40.4% |
| tRNA-His | Transfer RNA | 11,590 | 11,657 | 68 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 11,658 | 11,716 | 59 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 11,718 | 11,787 | 70 bp | + | – |
| ND5 | Protein-coding gene | 11,788 | 13,608 | 1,821 bp | + | 40.7% |
| ND6 | Protein-coding gene | 13,592 | 14,119 | 528 bp | − | 36.4% |
| tRNA-Glu | Transfer RNA | 14,120 | 14,188 | 69 bp | − | – |
| CYTB | Protein-coding gene | 14,193 | 15,332 | 1,140 bp | + | 41.7% |
| tRNA-Thr | Transfer RNA | 15,333 | 15,402 | 70 bp | + | – |
| tRNA-Pro | Transfer RNA | 15,402 | 15,468 | 67 bp | − | – |
| D-loop | Control region | 15,469 | 16,383 | 915 bp | – | 38.5% |