NECTIN4 p.Pro228=
c.684T>C · VCV3706539
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0167%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | all four deltas below 0.2 · A>T here scores Δ0.29 · evaluated, not missing |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -4 | GERP -3 |
| Overall | ||
| CADD | 4.751 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0167%
Admixed American · 10/60,014 alleles
Filtering AF
0.009%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00681%
Overall
0.00254%
41/1,614,058 alleles · ultra-rare
exomes 38/1,461,806 · genomes 3/152,252 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.0167% | 6,001 |
| Remaining individualsnot grpmax-eligible | 0.0048% | 20,828 |
| European (non-Finnish) | 0.00237% | 42,145 |
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
- NECTIN4
- Protein
- p.Pro228=
- Coding
- c.684T>C
- MANE Select
- NM_030916
- Type
- single nucleotide variant
- Location
- chr1:161077499 (GRCh38)
- Gene constraint
- LOEUF 0.538 · pLI 0.86 (gnomAD)
- Structure
- AlphaFold pLDDT 79.79 · 5 PDB
- Residue 228
- the ig-like c2-type 1 domain
Similar variants
- NECTIN4 p.Asn489Asp Uncertain significance ★★ ⚠ same type
- NECTIN4 p.Glu8Lys Uncertain significance ★★ ⚠ same type
- NECTIN4 p.Met436Val Uncertain significance ★★ ⚠ same type
- NECTIN4 p.Pro463Ala Uncertain significance ★★ ⚠ same type
- NECTIN4 p.Thr497Met Uncertain significance ★★ ⚠ same type
- NECTIN4 c.1000+18A>G Benign ★★ same type
- NECTIN4 p.Arg284= Benign/Likely benign ★★ same type
- NECTIN4 p.Cys127= Likely benign ★★ 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/nectin4-p-pro228 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown