Blanus cinereus

Mediterranean worm lizard, or Spanish grey amphisbaena

Maximum lifespan

16 yr

AnAge record

mtDNA size

16,969 bp

RefSeq NC_012433.1

GC content

44.32%

Whole genome

Non-coding

1,646 bp

D-loop 1,170 bp

Where Mediterranean worm lizard, or Spanish grey amphisbaena sits among 2,335 species

Whole-genome GC content against maximum lifespan. Mediterranean worm lizard, or Spanish grey amphisbaena has the 1,158th longest lifespan of them.

This species
Other reptiles
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,969 bp

GC skew (G − C) / (G + C): −0.362
AT skew (A − T) / (A + T): +0.158

Life history

Maximum lifespan: 16 years
Adult weight: 6 g

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 03292)

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 genome16,969 bp

Protein-coding11,354 bp

12S rRNA955 bp

16S rRNA1,513 bp

All tRNA1,501 bp

D-loop1,170 bp

Genes and regions

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

Base composition of Blanus cinereus genes

ND1NADH dehydrogenase subunit 1	966 bp	32.3%	24.0%	12.5%	31.2%	43.69%	−0.427	+0.147
ND2NADH dehydrogenase subunit 2	1,040 bp	35.1%	21.1%	10.9%	33.0%	43.85%	−0.504	+0.250
COX1Cytochrome c oxidase subunit I	1,536 bp	28.2%	25.7%	17.0%	29.2%	46.16%	−0.264	+0.047
COX2Cytochrome c oxidase subunit II	685 bp	33.0%	22.5%	14.0%	30.5%	44.53%	−0.370	+0.189
ATP8ATP synthase F0 subunit 8	165 bp	33.3%	24.8%	11.5%	30.3%	41.82%	−0.449	+0.146
ATP6ATP synthase F0 subunit 6	681 bp	30.5%	26.3%	11.7%	31.4%	43.17%	−0.456	+0.075
COX3Cytochrome c oxidase subunit III	784 bp	27.9%	26.4%	15.7%	30.0%	45.66%	−0.313	+0.028
ND3NADH dehydrogenase subunit 3	346 bp	26.3%	27.2%	15.9%	30.6%	46.53%	−0.317	−0.016
ND4LNADH dehydrogenase subunit 4L	297 bp	31.6%	26.3%	12.5%	29.6%	42.09%	−0.408	+0.093
ND4NADH dehydrogenase subunit 4	1,374 bp	32.6%	24.2%	9.8%	33.4%	43.16%	−0.548	+0.147
ND5NADH dehydrogenase subunit 5	1,809 bp	33.9%	23.5%	11.0%	31.5%	42.51%	−0.482	+0.181
ND6NADH dehydrogenase subunit 6	540 bp	42.8%	12.4%	10.4%	34.4%	44.82%	−0.537	+0.550
CYTBCytochrome b	1,154 bp	30.3%	26.0%	12.6%	31.1%	43.67%	−0.425	+0.077
12S rRNA12S ribosomal RNA	955 bp	31.1%	18.2%	19.7%	31.0%	50.68%	−0.223	+0.261
16S rRNA16S ribosomal RNA	1,513 bp	36.0%	21.2%	17.2%	25.6%	42.83%	−0.198	+0.260
D-loopControl region (D-loop)	1,170 bp	31.6%	28.2%	13.8%	26.3%	40.17%	−0.311	+0.057

Codon usage

Counts per codon, darker is more frequent

Gene

3,790 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.3%

UUU90

UUC112

Leu L16.4%

UUA92

UUG19

CUU88

CUC134

CUA252

CUG38

Ile I8.3%

AUU146

AUC170

Met M5.6%

AUA170

AUG42

Val V4.4%

GUU28

GUC41

GUA77

GUG20

Ser S5.9%

UCU13

UCC45

UCA101

UCG16

AGU8

AGC42

Pro P5.4%

CCU19

CCC32

CCA138

CCG16

Thr T11.3%

ACU47

ACC149

ACA215

ACG17

Ala A8.1%

GCU31

GCC122

GCA148

GCG7

Tyr Y3.0%

UAU35

UAC77

His H3.0%

CAU28

CAC85

Gln Q2.7%

CAA88

CAG13

Asn N3.2%

AAU28

AAC92

Lys K2.1%

AAA75

AAG5

Asp D1.7%

GAU14

GAC49

Glu E2.2%

GAA72

GAG10

Cys C0.8%

UGU10

UGC19

Trp W2.7%

UGA87

UGG16

Arg R2.0%

CGU10

CGC31

CGA26

CGG8

Gly G5.8%

GGU30

GGC116

GGA49

GGG24

Stop 0.2%

UAA5

UAG2

AGA1

AGG0

Genome map

38 annotated features in NC_012433.1

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-loop1

Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
Middle ring: GC% of each gene against the whole genome (44.3%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Blanus cinereus (NC_012433.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	70	70 bp	+	–
12S rRNA	Ribosomal RNA	71	1,025	955 bp	+	50.7%
tRNA-Val	Transfer RNA	1,026	1,092	67 bp	+	–
16S rRNA	Ribosomal RNA	1,093	2,605	1,513 bp	+	42.8%
tRNA-Leu (UUR)	Transfer RNA	2,606	2,680	75 bp	+	–
ND1	Protein-coding gene	2,682	3,647	966 bp	+	43.7%
tRNA-Ile	Transfer RNA	3,648	3,717	70 bp	+	–
tRNA-Gln	Transfer RNA	3,718	3,788	71 bp	−	–
tRNA-Met	Transfer RNA	3,788	3,855	68 bp	+	–
ND2	Protein-coding gene	3,856	4,895	1,040 bp	+	43.9%
tRNA-Trp	Transfer RNA	4,896	4,961	66 bp	+	–
tRNA-Ala	Transfer RNA	4,962	5,030	69 bp	−	–
tRNA-Asn	Transfer RNA	5,032	5,104	73 bp	−	–
tRNA-Cys	Transfer RNA	5,133	5,190	58 bp	−	–
tRNA-Tyr	Transfer RNA	5,192	5,262	71 bp	−	–
COX1	Protein-coding gene	5,264	6,799	1,536 bp	+	46.2%
tRNA-Ser (UCN)	Transfer RNA	6,803	6,873	71 bp	−	–
tRNA-Asp	Transfer RNA	6,880	6,946	67 bp	+	–
COX2	Protein-coding gene	6,947	7,631	685 bp	+	44.5%
tRNA-Lys	Transfer RNA	7,632	7,697	66 bp	+	–
ATP8	Protein-coding gene	7,699	7,863	165 bp	+	41.8%
ATP6	Protein-coding gene	7,854	8,534	681 bp	+	43.2%
COX3	Protein-coding gene	8,534	9,317	784 bp	+	45.7%
tRNA-Gly	Transfer RNA	9,318	9,388	71 bp	+	–
ND3	Protein-coding gene	9,389	9,734	346 bp	+	46.5%
tRNA-Arg	Transfer RNA	9,735	9,797	63 bp	+	–
ND4L	Protein-coding gene	9,803	10,099	297 bp	+	42.1%
ND4	Protein-coding gene	10,093	11,466	1,374 bp	+	43.2%
tRNA-His	Transfer RNA	11,467	11,535	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,536	11,601	66 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,601	11,671	71 bp	+	–
ND5	Protein-coding gene	11,675	13,483	1,809 bp	+	42.5%
ND6	Protein-coding gene	13,479	14,018	540 bp	−	44.8%
tRNA-Glu	Transfer RNA	14,022	14,089	68 bp	−	–
CYTB	Protein-coding gene	14,091	15,244	1,154 bp	+	43.7%
tRNA-Thr	Transfer RNA	15,246	15,313	68 bp	+	–
tRNA-Pro	Transfer RNA	15,735	15,799	65 bp	−	–
D-loop	Control region	15,800	16,969	1,170 bp	–	40.2%