ATRX p.Arg665=
c.1995G>A · rs782517014 · VCV1528723
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00591%, eas)
Conditions
1
alpha thalassemia-X-linked intellectual disability syndrome
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -0.17 | GERP -3.3, phastCons 0.008 |
| Overall | ||
| CADD | 4.511 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00591%
East Asian · 2/33,827 alleles
Filtering AF
0.000979%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000366%
Overall
0.000165%
2/1,210,859 alleles · very rare
exomes 2/1,097,481 · genomes 0/113,378 · joint denominator
Rarity supports pathogenicity (ACMG PM2); frequency above a disease-specific BA1/BS1 threshold argues against it. A variant frequent in one ancestry group can be near-absent in others, so a single global figure can mislead.
Variant & gene context
- Gene
- ATRX
- Protein
- p.Arg665=
- Coding
- c.1995G>A
- MANE Select
- NM_000489
- dbSNP
- rs782517014
- Type
- single nucleotide variant
- Location
- chrX:77683261 (GRCh38)
- Structure
- AlphaFold pLDDT 52.40 · 13 PDB
- Residue 665
- the 'disordered' region
Similar variants
- ATRX c.5449-7A>G Likely pathogenic ★★ same condition
- ATRX p.Arg1022Ter Pathogenic/Likely pathogenic ★★ same condition
- ATRX p.Arg1661Cys Likely pathogenic ★★ ⚠ same condition
- ATRX p.Arg2085Cys Pathogenic/Likely pathogenic ★★ same condition
- ATRX p.Arg2085His Pathogenic/Likely pathogenic ★★ same condition
- ATRX p.Arg2131Gln Pathogenic/Likely pathogenic ★★ same condition
- ATRX p.Arg2178Trp Pathogenic/Likely pathogenic ★★ same condition
- ATRX p.Arg2386Ter Pathogenic ★★ same condition
Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →
Cite Sugi Variant
Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/atrx-p-arg665 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown