Elaphe schrenckii
Russian ratsnake
GC content
38.85%
Whole genome
Non-coding
2,116 bp
D-loop 2,069 bp
Where Russian ratsnake sits among 2,335 species
Whole-genome GC content against maximum lifespan. Russian ratsnake has the 1,325th longest lifespan of them.
- This species
- Other reptiles
- Other classes
Base composition
Whole genome17,165 bp
- GC skew (G − C) / (G + C)
- −0.355
- AT skew (A − T) / (A + T)
- +0.151
About this record
- Lifespan source
- AnAge build 15
- Based on
- an animal in captivity
- Data quality
- acceptable, small sample
- Licence
- Free to use, subject to the Human Ageing Genomic Resources conditions of use
- Status
- New in build 2
- In the database since
- 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 genome17,165 bp
Protein-coding11,235 bp
12S rRNA926 bp
16S rRNA1,483 bp
All tRNA1,420 bp
D-loop2,069 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 955 bp | 38.33% | −0.443 | +0.124 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,032 bp | 38.86% | −0.551 | +0.271 | |||||
| COX1Cytochrome c oxidase subunit I | 1,602 bp | 40.70% | −0.236 | +0.036 | |||||
| COX2Cytochrome c oxidase subunit II | 685 bp | 42.48% | −0.285 | +0.228 | |||||
| ATP8ATP synthase F0 subunit 8 | 156 bp | 32.69% | −0.608 | +0.295 | |||||
| ATP6ATP synthase F0 subunit 6 | 681 bp | 34.80% | −0.426 | +0.140 | |||||
| COX3Cytochrome c oxidase subunit III | 784 bp | 42.47% | −0.291 | +0.135 | |||||
| ND3NADH dehydrogenase subunit 3 | 343 bp | 35.86% | −0.415 | +0.145 | |||||
| ND4LNADH dehydrogenase subunit 4L | 291 bp | 35.05% | −0.314 | +0.058 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,338 bp | 38.19% | −0.460 | +0.125 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,767 bp | 35.03% | −0.451 | +0.186 | |||||
| ND6NADH dehydrogenase subunit 6 | 501 bp | 35.33% | −0.650 | +0.506 | |||||
| CYTBCytochrome b | 1,117 bp | 39.03% | −0.445 | +0.107 | |||||
| 12S rRNA12S ribosomal RNA | 926 bp | 44.06% | −0.191 | +0.320 | |||||
| 16S rRNA16S ribosomal RNA | 1,483 bp | 38.37% | −0.202 | +0.311 | |||||
| D-loopControl region (D-loop) | 2,069 bp | 39.00% | −0.375 | −0.073 |
Codon usage
Counts per codon, darker is more frequent3,749 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).
Phe F5.3%
UUU103
UUC94
Leu L14.9%
UUA106
UUG21
CUU68
CUC40
CUA303
CUG21
Ile I8.5%
AUU174
AUC143
Met M7.9%
AUA269
AUG29
Val V4.6%
GUU40
GUC21
GUA88
GUG24
Ser S6.9%
UCU31
UCC58
UCA118
UCG7
AGU13
AGC32
Pro P5.1%
CCU20
CCC28
CCA136
CCG6
Thr T11.1%
ACU72
ACC133
ACA199
ACG13
Ala A6.1%
GCU41
GCC78
GCA102
GCG6
Tyr Y2.6%
UAU44
UAC54
His H3.0%
CAU25
CAC89
Gln Q2.5%
CAA88
CAG5
Asn N4.2%
AAU58
AAC98
Lys K2.8%
AAA97
AAG7
Asp D1.5%
GAU26
GAC32
Glu E2.5%
GAA79
GAG13
Cys C0.8%
UGU15
UGC16
Trp W2.7%
UGA88
UGG13
Arg R1.6%
CGU5
CGC6
CGA48
CGG2
Gly G5.2%
GGU23
GGC52
GGA85
GGG36
Stop 0.2%
UAA5
UAG1
AGA1
AGG1
Genome map
39 annotated features in NC_027605.1Hover, 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 (38.8%, 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 | 61 | 61 bp | + | – |
| 12S rRNA | Ribosomal RNA | 62 | 987 | 926 bp | + | 44.1% |
| tRNA-Val | Transfer RNA | 988 | 1,050 | 63 bp | + | – |
| 16S rRNA | Ribosomal RNA | 1,051 | 2,533 | 1,483 bp | + | 38.4% |
| ND1 | Protein-coding gene | 2,534 | 3,488 | 955 bp | + | 38.3% |
| tRNA-Ile | Transfer RNA | 3,489 | 3,553 | 65 bp | + | – |
| D-loop | Control region | 3,554 | 4,601 | 1,048 bp | – | 39.0% |
| tRNA-Leu (UUR) | Transfer RNA | 4,602 | 4,674 | 73 bp | + | – |
| tRNA-Gln | Transfer RNA | 4,676 | 4,746 | 71 bp | − | – |
| tRNA-Met | Transfer RNA | 4,747 | 4,810 | 64 bp | + | – |
| ND2 | Protein-coding gene | 4,810 | 5,841 | 1,032 bp | + | 38.9% |
| tRNA-Trp | Transfer RNA | 5,840 | 5,903 | 64 bp | + | – |
| tRNA-Ala | Transfer RNA | 5,906 | 5,970 | 65 bp | − | – |
| tRNA-Asn | Transfer RNA | 5,971 | 6,043 | 73 bp | − | – |
| tRNA-Cys | Transfer RNA | 6,079 | 6,139 | 61 bp | − | – |
| tRNA-Tyr | Transfer RNA | 6,140 | 6,201 | 62 bp | − | – |
| COX1 | Protein-coding gene | 6,203 | 7,804 | 1,602 bp | + | 40.7% |
| tRNA-Ser (UCN) | Transfer RNA | 7,795 | 7,861 | 67 bp | − | – |
| tRNA-Asp | Transfer RNA | 7,862 | 7,925 | 64 bp | + | – |
| COX2 | Protein-coding gene | 7,926 | 8,610 | 685 bp | + | 42.5% |
| tRNA-Lys | Transfer RNA | 8,611 | 8,673 | 63 bp | + | – |
| ATP8 | Protein-coding gene | 8,675 | 8,830 | 156 bp | + | 32.7% |
| ATP6 | Protein-coding gene | 8,821 | 9,501 | 681 bp | + | 34.8% |
| COX3 | Protein-coding gene | 9,501 | 10,284 | 784 bp | + | 42.5% |
| tRNA-Gly | Transfer RNA | 10,285 | 10,345 | 61 bp | + | – |
| ND3 | Protein-coding gene | 10,346 | 10,688 | 343 bp | + | 35.9% |
| tRNA-Arg | Transfer RNA | 10,689 | 10,752 | 64 bp | + | – |
| ND4L | Protein-coding gene | 10,753 | 11,043 | 291 bp | + | 35.1% |
| ND4 | Protein-coding gene | 11,043 | 12,380 | 1,338 bp | + | 38.2% |
| tRNA-His | Transfer RNA | 12,382 | 12,445 | 64 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 12,446 | 12,499 | 54 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 12,500 | 12,570 | 71 bp | + | – |
| ND5 | Protein-coding gene | 12,571 | 14,337 | 1,767 bp | + | 35.0% |
| ND6 | Protein-coding gene | 14,333 | 14,833 | 501 bp | − | 35.3% |
| tRNA-Glu | Transfer RNA | 14,840 | 14,901 | 62 bp | − | – |
| CYTB | Protein-coding gene | 14,900 | 16,016 | 1,117 bp | + | 39.0% |
| tRNA-Thr | Transfer RNA | 16,017 | 16,083 | 67 bp | + | – |
| tRNA-Pro | Transfer RNA | 16,084 | 16,144 | 61 bp | − | – |
| D-loop | Control region | 16,145 | 17,165 | 1,021 bp | – | 39.0% |