NOTCH3 p.Pro2191=
c.6573G>A · rs576653145 · VCV447866
Benign/Likely benign
Multiple submitters
Classification
Benign/Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 4 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.094%, afr)
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 -11 | GERP -3.1 |
| Overall | ||
| CADD | 0.104 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.094%
African / African-American · 69/73,440 alleles
Filtering AF
0.0761%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0696%
Overall
0.00598%
92/1,538,444 alleles · ultra-rare
exomes 54/1,386,256 · genomes 38/152,188 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.094% | 1,064 |
| Middle Eastern | 0.035% | 2,856 |
| Remaining individualsnot grpmax-eligible | 0.01% | 9,951 |
| Admixed American | 0.00781% | 12,807 |
| South Asian | 0.0036% | 27,813 |
| East Asian | 0.0024% | 41,696 |
| Finnishnot grpmax-eligible | 0.00203% | 49,208 |
| European (non-Finnish) | 0.000524% | 190,926 |
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
- NOTCH3
- Protein
- p.Pro2191=
- Coding
- c.6573G>A
- MANE Select
- NM_000435
- dbSNP
- rs576653145
- Type
- single nucleotide variant
- Location
- chr19:15161055 (GRCh38)
- Gene constraint
- LOEUF 0.566 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 61.79 · 6 PDB
- Residue 2191
- a UniProt-annotated variant site (in carasil1; likely pathogenic); a UniProt-annotated variant site (in lmns; likely pathogenic); the 'disordered' region
Similar variants
- NOTCH3 p.Pro2191Gln Uncertain significance ★ ⚠ same residue
- NOTCH3 p.Pro2191Leu Uncertain significance ★ ⚠ same residue
- NOTCH3 c.341-2A>G Pathogenic ★★ same type
- NOTCH3 c.341-2A>T Pathogenic ★★ same type
- NOTCH3 p.Arg1006Cys Pathogenic ★★ ⚠ same type
- NOTCH3 p.Arg1076Cys Pathogenic/Likely pathogenic ★★ ⚠ same type
- NOTCH3 p.Arg110Cys Pathogenic ★★ same type
- NOTCH3 p.Arg133Cys Pathogenic/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/notch3-p-pro2191 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown