Agkistrodon piscivorus
Water moccasin
GC content
42.28%
Whole genome
Non-coding
2,169 bp
D-loop 2,043 bp
Where Water moccasin sits among 2,335 species
Whole-genome GC content against maximum lifespan. Water moccasin has the 665th longest lifespan of them.
- This species
- Other reptiles
- Other classes
Base composition
Whole genome17,213 bp
- GC skew (G − C) / (G + C)
- −0.385
- AT skew (A − T) / (A + T)
- +0.128
Life history
- Maximum lifespan
- 24.5 years
- Adult weight
- 1.7 kg
- Female sexual maturity
- 3 years
- Male sexual maturity
- 3 years
- Gestation or incubation
- 152 days
- Litter or clutch size
- 8
Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 03601)
About this record
- Lifespan source
- AnAge build 15
- Based on
- an animal in captivity
- Data quality
- acceptable, medium sample
- Licence
- Free to use, subject to the Human Ageing Genomic Resources conditions of use
- Status
- Updated in build 2
- In the database since
- build 1 (2015-07-01)
- Last changed
- 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 genome17,213 bp
Protein-coding11,219 bp
12S rRNA915 bp
16S rRNA1,487 bp
All tRNA1,427 bp
D-loop2,043 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 961 bp | 44.33% | −0.455 | +0.103 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,030 bp | 42.14% | −0.576 | +0.242 | |||||
| COX1Cytochrome c oxidase subunit I | 1,546 bp | 44.89% | −0.288 | +0.023 | |||||
| COX2Cytochrome c oxidase subunit II | 685 bp | 47.59% | −0.325 | +0.181 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 40.61% | −0.612 | +0.347 | |||||
| ATP6ATP synthase F0 subunit 6 | 681 bp | 44.35% | −0.497 | +0.055 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 44.01% | −0.304 | +0.103 | |||||
| ND3NADH dehydrogenase subunit 3 | 343 bp | 42.86% | −0.429 | +0.133 | |||||
| ND4LNADH dehydrogenase subunit 4L | 291 bp | 40.21% | −0.487 | +0.092 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,338 bp | 41.78% | −0.524 | +0.168 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,788 bp | 41.05% | −0.510 | +0.184 | |||||
| ND6NADH dehydrogenase subunit 6 | 510 bp | 43.14% | −0.700 | +0.538 | |||||
| CYTBCytochrome b | 1,114 bp | 41.47% | −0.502 | +0.052 | |||||
| 12S rRNA12S ribosomal RNA | 915 bp | 43.28% | −0.167 | +0.306 | |||||
| 16S rRNA16S ribosomal RNA | 1,487 bp | 40.75% | −0.198 | +0.260 | |||||
| D-loopControl region (D-loop) | 2,043 bp | 39.70% | −0.344 | −0.146 |
Codon usage
Counts per codon, darker is more frequent3,743 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F5.5%
UUU88
UUC118
Leu L16.1%
UUA80
UUG20
CUU84
CUC113
CUA275
CUG31
Ile I8.3%
AUU114
AUC195
Met M6.2%
AUA193
AUG38
Val V4.4%
GUU31
GUC40
GUA68
GUG25
Ser S6.7%
UCU27
UCC80
UCA95
UCG2
AGU11
AGC34
Pro P5.5%
CCU28
CCC74
CCA94
CCG9
Thr T11.1%
ACU54
ACC167
ACA184
ACG11
Ala A6.9%
GCU32
GCC106
GCA108
GCG14
Tyr Y2.9%
UAU40
UAC69
His H2.7%
CAU26
CAC76
Gln Q2.6%
CAA86
CAG11
Asn N3.8%
AAU37
AAC105
Lys K2.8%
AAA100
AAG4
Asp D1.4%
GAU7
GAC47
Glu E2.5%
GAA75
GAG20
Cys C0.7%
UGU13
UGC15
Trp W2.5%
UGA81
UGG14
Arg R1.6%
CGU5
CGC13
CGA39
CGG3
Gly G5.6%
GGU24
GGC68
GGA77
GGG39
Stop 0.2%
UAA4
UAG0
AGA1
AGG1
Genome map
39 annotated features in NC_009768.1Hover, 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-loop2
- Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
- Middle ring: GC% of each gene against the whole genome (42.3%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 39 features as a table
| Feature | Type | Start | End | Length | Strand | GC |
|---|---|---|---|---|---|---|
| tRNA-Phe | Transfer RNA | 1 | 65 | 65 bp | + | – |
| 12S rRNA | Ribosomal RNA | 62 | 976 | 915 bp | + | 43.3% |
| tRNA-Val | Transfer RNA | 977 | 1,040 | 64 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,041 | 2,527 | 1,487 bp | + | 40.8% |
| ND1 | Protein-coding gene | 2,528 | 3,488 | 961 bp | + | 44.3% |
| tRNA-Ile | Transfer RNA | 3,489 | 3,556 | 68 bp | + | – |
| tRNA-Pro | Transfer RNA | 3,560 | 3,622 | 63 bp | − | – |
| D-loop | Control region | 3,623 | 4,642 | 1,020 bp | – | 39.7% |
| tRNA-Leu (UUR) | Transfer RNA | 4,643 | 4,715 | 73 bp | + | – |
| tRNA-Gln | Transfer RNA | 4,716 | 4,785 | 70 bp | − | – |
| tRNA-Met | Transfer RNA | 4,786 | 4,848 | 63 bp | + | – |
| ND2 | Protein-coding gene | 4,849 | 5,878 | 1,030 bp | + | 42.1% |
| tRNA-Trp | Transfer RNA | 5,879 | 5,944 | 66 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,945 | 6,009 | 65 bp | − | – |
| tRNA-Asn | Transfer RNA | 6,010 | 6,081 | 72 bp | − | – |
| tRNA-Cys | Transfer RNA | 6,116 | 6,175 | 60 bp | − | – |
| tRNA-Tyr | Transfer RNA | 6,176 | 6,236 | 61 bp | − | – |
| COX1 | Protein-coding gene | 6,238 | 7,783 | 1,546 bp | + | 44.9% |
| tRNA-Ser (UCN) | Transfer RNA | 7,830 | 7,897 | 68 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,898 | 7,960 | 63 bp | + | – |
| COX2 | Protein-coding gene | 7,962 | 8,646 | 685 bp | + | 47.6% |
| tRNA-Lys | Transfer RNA | 8,647 | 8,710 | 64 bp | + | – |
| ATP8 | Protein-coding gene | 8,711 | 8,875 | 165 bp | + | 40.6% |
| ATP6 | Protein-coding gene | 8,866 | 9,546 | 681 bp | + | 44.4% |
| COX3 | Protein-coding gene | 9,546 | 10,329 | 784 bp | + | 44.0% |
| tRNA-Gly | Transfer RNA | 10,330 | 10,390 | 61 bp | + | – |
| ND3 | Protein-coding gene | 10,391 | 10,733 | 343 bp | + | 42.9% |
| tRNA-Arg | Transfer RNA | 10,734 | 10,797 | 64 bp | + | – |
| ND4L | Protein-coding gene | 10,798 | 11,088 | 291 bp | + | 40.2% |
| ND4 | Protein-coding gene | 11,088 | 12,425 | 1,338 bp | + | 41.8% |
| tRNA-His | Transfer RNA | 12,426 | 12,487 | 62 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 12,488 | 12,542 | 55 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 12,543 | 12,614 | 72 bp | + | – |
| ND5 | Protein-coding gene | 12,616 | 14,403 | 1,788 bp | + | 41.1% |
| ND6 | Protein-coding gene | 14,399 | 14,908 | 510 bp | − | 43.1% |
| tRNA-Glu | Transfer RNA | 14,918 | 14,980 | 63 bp | − | – |
| CYTB | Protein-coding gene | 14,981 | 16,094 | 1,114 bp | + | 41.5% |
| tRNA-Thr | Transfer RNA | 16,095 | 16,159 | 65 bp | + | – |
| D-loop | Control region | 16,191 | 17,213 | 1,023 bp | – | 39.7% |