Xenopeltis unicolor

Sunbeam snake

Maximum lifespan

12.1 yr

AnAge record

mtDNA size

18,872 bp

RefSeq NC_007402.1

GC content

38.13%

Whole genome

Non-coding

3,662 bp

D-loop 3,572 bp

Where Sunbeam snake sits among 2,335 species

Whole-genome GC content against maximum lifespan. Sunbeam snake has the 1,403rd longest lifespan of them.

This species
Other reptiles
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome18,872 bp

GC skew (G − C) / (G + C): −0.363
AT skew (A − T) / (A + T): +0.151

Life history

Maximum lifespan: 12.1 years
Adult weight: 753 g

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 03669)

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: 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 RefSeq

Whole genome18,872 bp

Protein-coding11,262 bp

12S rRNA944 bp

16S rRNA1,540 bp

All tRNA1,464 bp

D-loop3,572 bp

Genes and regions

Select a column to sort; select a gene to compare it across species

Base composition of Xenopeltis unicolor genes

ND1NADH dehydrogenase subunit 1	964 bp	33.7%	25.9%	10.9%	29.5%	40.35%	−0.460	+0.130
ND2NADH dehydrogenase subunit 2	1,032 bp	39.1%	22.9%	8.4%	29.6%	37.98%	−0.556	+0.263
COX1Cytochrome c oxidase subunit I	1,546 bp	30.2%	28.6%	14.9%	26.3%	41.20%	−0.278	+0.028
COX2Cytochrome c oxidase subunit II	687 bp	32.9%	23.9%	16.2%	27.1%	43.23%	−0.253	+0.159
ATP8ATP synthase F0 subunit 8	171 bp	38.0%	29.8%	13.5%	18.7%	32.16%	−0.164	+0.121
ATP6ATP synthase F0 subunit 6	680 bp	34.3%	29.3%	10.9%	25.6%	36.47%	−0.403	+0.079
COX3Cytochrome c oxidase subunit III	784 bp	30.5%	24.5%	15.4%	29.6%	45.03%	−0.314	+0.109
ND3NADH dehydrogenase subunit 3	343 bp	32.9%	29.2%	11.1%	26.8%	37.90%	−0.415	+0.061
ND4LNADH dehydrogenase subunit 4L	290 bp	34.5%	28.6%	11.0%	25.9%	36.90%	−0.402	+0.093
ND4NADH dehydrogenase subunit 4	1,356 bp	34.8%	25.1%	10.2%	29.9%	40.12%	−0.493	+0.163
ND5NADH dehydrogenase subunit 5	1,794 bp	37.8%	24.4%	9.5%	28.4%	37.85%	−0.499	+0.216
ND6NADH dehydrogenase subunit 6	513 bp	46.4%	16.6%	6.2%	30.8%	37.04%	−0.663	+0.474
CYTBCytochrome b	1,117 bp	31.9%	25.2%	11.5%	31.4%	42.88%	−0.466	+0.116
12S rRNA12S ribosomal RNA	944 bp	35.9%	20.3%	17.9%	25.8%	43.75%	−0.182	+0.277
16S rRNA16S ribosomal RNA	1,540 bp	39.3%	21.9%	15.5%	23.4%	38.83%	−0.204	+0.285
D-loopControl region (D-loop)	3,572 bp	37.4%	32.8%	9.8%	20.0%	29.79%	−0.340	+0.065

Codon usage

Counts per codon, darker is more frequent

Gene

3,756 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.8%

UUU106

UUC111

Leu L14.8%

UUA96

UUG14

CUU58

CUC76

CUA282

CUG29

Ile I8.7%

AUU136

AUC191

Met M6.9%

AUA237

AUG22

Val V5.0%

GUU49

GUC38

GUA81

GUG19

Ser S6.9%

UCU24

UCC52

UCA125

UCG7

AGU6

AGC44

Pro P5.4%

CCU20

CCC23

CCA154

CCG4

Thr T10.6%

ACU59

ACC121

ACA209

ACG9

Ala A6.7%

GCU33

GCC109

GCA101

GCG9

Tyr Y2.9%

UAU49

UAC61

His H2.6%

CAU33

CAC64

Gln Q2.5%

CAA84

CAG11

Asn N3.9%

AAU39

AAC108

Lys K2.5%

AAA89

AAG6

Asp D1.8%

GAU31

GAC37

Glu E2.4%

GAA85

GAG7

Cys C0.9%

UGU13

UGC19

Trp W2.6%

UGA93

UGG6

Arg R1.7%

CGU4

CGC10

CGA44

CGG4

Gly G5.3%

GGU22

GGC62

GGA90

GGG25

Stop 0.2%

UAA4

UAG0

AGA1

AGG1

Genome map

39 annotated features in NC_007402.1

Hover, 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 (38.1%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 39 features as a table

Annotated features of Xenopeltis unicolor (NC_007402.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	68	68 bp	+	–
12S rRNA	Ribosomal RNA	69	1,012	944 bp	+	43.8%
tRNA-Val	Transfer RNA	1,013	1,078	66 bp	+	–
16S rRNA	Ribosomal RNA	1,079	2,618	1,540 bp	+	38.8%
ND1	Protein-coding gene	2,619	3,582	964 bp	+	40.4%
tRNA-Ile	Transfer RNA	3,583	3,647	65 bp	+	–
D-loop	Control region	3,648	5,513	1,866 bp	–	29.8%
tRNA-Leu (UUR)	Transfer RNA	5,514	5,586	73 bp	+	–
tRNA-Gln	Transfer RNA	5,587	5,661	75 bp	−	–
tRNA-Met	Transfer RNA	5,663	5,725	63 bp	+	–
ND2	Protein-coding gene	5,726	6,757	1,032 bp	+	38.0%
tRNA-Trp	Transfer RNA	6,758	6,825	68 bp	+	–
tRNA-Ala	Transfer RNA	6,825	6,888	64 bp	−	–
tRNA-Asn	Transfer RNA	6,890	6,963	74 bp	−	–
tRNA-Cys	Transfer RNA	6,994	7,054	61 bp	−	–
tRNA-Tyr	Transfer RNA	7,055	7,118	64 bp	−	–
COX1	Protein-coding gene	7,120	8,665	1,546 bp	+	41.2%
tRNA-Ser (UCN)	Transfer RNA	8,712	8,780	69 bp	−	–
tRNA-Asp	Transfer RNA	8,781	8,847	67 bp	+	–
COX2	Protein-coding gene	8,848	9,534	687 bp	+	43.2%
tRNA-Lys	Transfer RNA	9,535	9,599	65 bp	+	–
ATP8	Protein-coding gene	9,601	9,771	171 bp	+	32.2%
ATP6	Protein-coding gene	9,762	10,441	680 bp	+	36.5%
COX3	Protein-coding gene	10,442	11,225	784 bp	+	45.0%
tRNA-Gly	Transfer RNA	11,226	11,286	61 bp	+	–
ND3	Protein-coding gene	11,287	11,629	343 bp	+	37.9%
tRNA-Arg	Transfer RNA	11,630	11,698	69 bp	+	–
ND4L	Protein-coding gene	11,699	11,988	290 bp	+	36.9%
ND4	Protein-coding gene	11,989	13,344	1,356 bp	+	40.1%
tRNA-His	Transfer RNA	13,345	13,409	65 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	13,410	13,467	58 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	13,468	13,538	71 bp	+	–
ND5	Protein-coding gene	13,540	15,333	1,794 bp	+	37.9%
ND6	Protein-coding gene	15,329	15,841	513 bp	−	37.0%
tRNA-Glu	Transfer RNA	15,851	15,916	66 bp	−	–
CYTB	Protein-coding gene	15,917	17,033	1,117 bp	+	42.9%
tRNA-Thr	Transfer RNA	17,034	17,101	68 bp	+	–
tRNA-Pro	Transfer RNA	17,102	17,166	65 bp	−	–
D-loop	Control region	17,167	18,872	1,706 bp	–	29.8%