ADNP p.Ala528=
c.1584C>T · rs146843778 · VCV751571
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0165%, mid)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -15 | GERP -3.5 |
| Overall | ||
| CADD | 0.469 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0165%
Middle Eastern · 1/6,062 alleles
Filtering AF
0.00661%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00482%
Overall
0.0018%
29/1,614,204 alleles · ultra-rare
exomes 25/1,461,886 · genomes 4/152,318 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0165% | 6,062 |
| Admixed American | 0.0133% | 7,502 |
| East Asian | 0.00223% | 44,890 |
| South Asian | 0.0022% | 45,544 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,512 |
| European (non-Finnish) | 0.00136% | 73,753 |
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
- ADNP
- Protein
- p.Ala528=
- Coding
- c.1584C>T
- MANE Select
- NM_001282531
- dbSNP
- rs146843778
- Type
- single nucleotide variant
- Location
- chr20:50893130 (GRCh38)
- Gene constraint
- LOEUF 0.106 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 57.07
Similar variants
- ADNP p.Arg173Ter Pathogenic ★★ same type
- ADNP p.Arg216Ter Pathogenic ★★ same type
- ADNP p.Arg225Ter Pathogenic/Likely pathogenic ★★ same type
- ADNP p.Arg306Ter Pathogenic/Likely pathogenic ★★ same type
- ADNP p.Arg730Ter Pathogenic/Likely pathogenic ★★ same type
- ADNP p.Ser738Ter Pathogenic ★★ same type
- ADNP p.Trp446Ter Pathogenic ★★ same type
- ADNP p.Tyr172Ter Likely pathogenic ★★ same type
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/adnp-p-ala528 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown