Gene
ANO5
anoctamin 5
- HGNC 27337↗(opens in a new tab)
- Ensembl gene ENSG00000171714↗(opens in a new tab)
- NCBI Gene 203859↗(opens in a new tab)
Summary
- Cytogenetic location
- 11p14.3
- Coordinates
- Chromosome 11: 22,193,085–22,283,357 (GRCh38)
- Exons
- 22 exons across 90.3 kb
- Protein
- 913 amino acids
- Inheritance
- Autosomal recessive
- Also known as
- GDD1
- Previous symbols
- TMEM16E, LGMD2L
- MANE Select transcript
- ENST00000324559.9NM_213599.3
- Locus type
- gene with protein product
- Very high
- Confident
- Low
- Very low
Reference genomeGRCh38hg38
Positions on gene and variant pages follow this choice, in this browser.
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Distal Myopathies
- Miyoshi MyopathyAutosomal recessive
A distal myopathy, characterized by weakness in the distal lower extremity posterior compartment (gastrocnemius and soleus muscles) and associated with difficulties in standing on tip toes.
- 1 GenCC submitter rates it definitive or strong
- Distal myopathy
A group of inherited muscle disorders in which weakness starts in the hands, forearms, lower legs or feet, caused by genes such as TTN, DYSF, FLNC, MYH7, ADSS1, SMPX and MATR3.
- 1 GenCC submitter rates it definitive or strong
Limb-Girdle Muscular Dystrophy
Limb-girdle Muscular Dystrophy is defined as a collection of numerous subtypes with differing inheritance patterns (with diagnostic sufficiency being varied too). Carriers of variants related to the condition should seek guidance from a muscular-skeletal specialist for a definitive diagnosis.
- ClinGen rates the link definitive
- 3 GenCC submitters rate it definitive or strong
Osteogenesis Imperfecta
A group of inherited connective tissue disorders causing fragile bones that break easily, often with blue sclerae, hearing loss and dental problems.
- ClinGen rates the link definitive
- 3 GenCC submitters rate it definitive or strong
What knowing changes
Cyclic IV bisphosphonates (pamidronate, zoledronate); orthopedic rodding of long bones; physical therapy; denosumab (in clinical use for pediatric OI); romosozumab (in development); hearing monitoring; dental management for dentinogenesis imperfecta
Inheritance
- Autosomal recessive
- It takes a changed copy from each parent. With one, you are a carrier and usually unaffected; when both parents are carriers, each child has a one-in-four chance of inheriting two.
How ANO5 is laid out
- Coding sequence
- Untranslated region
- Intron
- Direction of transcription
- Known disease-causing sites
- Stretches short reads find hard
- Variants with a page
Exons of the gene's MANE Select transcript (release v1.5), from NCBI and EMBL-EBI, on the GRCh38 reference genome.
Chromosome bands from UCSC's GRCh38 ideogram (2022-10-29).
Nearby genes from Ensembl release 116, on GRCh38.
Exons make up 6.7 kb of the gene's 90.3 kb; 2,742 of those bases code for the protein.
How a genome test reads ANO5
169
positions in ANO5 where ClinVar classes a change as pathogenic or likely pathogenic
None of them falls in a region short reads find hard.
A whole genome covers all 90.3 kb of ANO5, introns included, not only the 6.7 kb of exons.
Variants with a page (16)
The ANO5 variants with a page here, most review stars first. Each page describes ClinVar's public record of the variant, never a result.
| Variant | HGVS c. | Exon or intron | Position (GRCh38) | ClinVar classification | Review status |
|---|---|---|---|---|---|
| A432G | c.1295C>G | Exon 13 | 22,255,485 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| c.41-1G>A | Intron 1 | 22,203,803 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel | |
| c.1898+1G>A | Intron 17 | 22,263,044 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel | |
| D81G | c.242A>G | Exon 5 | 22,221,158 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| E36Dfs*7 | c.108_109del | Exon 3 | 22,211,278 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| F578S | c.1733T>C | Exon 16 | 22,262,231 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| F835del | c.2503_2505del | Exon 21 | 22,276,180 | Likely pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| G231V | c.692G>T | Exon 8 | 22,236,206 | Likely pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| K102Vfs*2 | c.304_308del | Exon 6 | 22,225,988 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
| L330Ffs*6 | c.989dup | Exon 10 | 22,250,345 | Pathogenic | ★★★★3 stars out of 4 reviewed by expert panel |
Genes linked to the same conditions
- DYSFdysferlinShares 2 conditions
- MYOTmyotilinShares 2 conditions
- TTNtitinShares 2 conditions
- ADSS1adenylosuccinate synthase 1Shares 1 condition
- ATP6V0A2ATPase H+ transporting V0 subunit a2Shares 1 condition
- BMP1bone morphogenetic protein 1Shares 1 condition
- CAPN3calpain 3Shares 1 condition
- COL1A1collagen type I alpha 1 chainShares 1 condition
- COL1A2collagen type I alpha 2 chainShares 1 condition
- COL6A1collagen type VI alpha 1 chainShares 1 condition
- COL6A2collagen type VI alpha 2 chainShares 1 condition
- COL6A3collagen type VI alpha 3 chainShares 1 condition
Traits linked to ANO5
The Human Phenotype Ontology lists these as features of the rare conditions ANO5 can cause. Each trait's page lists the other genes linked to it.
Abnormality of the musculoskeletal system
- Progressive muscle weakness
- Proximal neurogenic muscle weakness
- Thickened cortex of long bones
- Abnormal muscle fiber morphology
- Difficulty running
- EMG: axonal abnormality
- EMG: myopathic abnormalities
- EMG: myotonic runs
Show 22 more traits
- EMG: neuropathic changes
- Fatty replacement of skeletal muscle
- Increased endomysial connective tissue
- Increased variability in muscle fiber diameter
- Internally nucleated skeletal muscle fibers
- Lower limb amyotrophy
- Muscle fiber degeneration
- Muscle fiber splitting
- Muscle stiffness
- Osteopenia
- Distal muscle wasting
- Flexed joint that cannot be straightened
- Hamstring contractures
- Progressive proximal muscle weakness
- Recurrent fractures
- Scoliosis
- Breakdown of skeletal muscle
- Difficulty walking up stairs
- Increased connective tissue
- Increased susceptibility to fractures
- Muscle tissue disease
- Muscular dystrophy
Abnormality of limbs
- Pelvic girdle muscle weakness
- Bowing of the long bones
- Distal lower limb muscle weakness
- Limb-girdle muscular dystrophy
- Proximal lower limb muscle weakness
- Wasting of quad muscles
- Abnormal calf muscles
- Back knee
Show 14 more traits
- Increased size of calf muscles
- Pelvic girdle muscle atrophy
- Proximal upper limb muscle weakness
- Quadriceps weakness
- Ankle flexion contracture
- Calf muscle pseudohypertrophy
- Elbow flexion contracture
- Flexion contracture of finger
- Upper limb amyotrophy
- Winged shoulder blade
- Wrist flexion contracture
- Diaphyseal cortical sclerosis
- Peroneal muscle atrophy
- Weak shoulder muscles
External links
Gene records
Transcript
Protein
Where this comes from
- HGNC: the gene's symbol, name, other symbols and location.
- MANE Select v1.5, from NCBI and EMBL-EBI: the transcript, its exons and coding sequence.
- GenCC and ClinGen, released 2026-10-16: which conditions the gene is linked to, and how strongly.
- The ACMG secondary findings list, SF v3.2.
- ClinVar and the GIAB stratifications: known disease-causing sites, and the regions short reads find hard.
- The Human Phenotype Ontology, release 2026-09-01: the traits linked to the gene. Find out more at hpo.jax.org.
- Data release 2026.10.16-c6eea6bf.
Cite this page
Dante Labs. (n.d.). ANO5 gene: anoctamin 5. Retrieved 17 October 2026, from https://dantelabs.com/genes/ano5
Dante Labs. ANO5 gene: anoctamin 5 [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/ano5
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