FREM2 p.Arg1176=
c.3528A>G · rs1393679753 · VCV2789108
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00167%, amr)
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 0.6 | GERP -3.7, phastCons 0.91 |
| Overall | ||
| CADD | 6.245 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00167%
Admixed American · 1/60,022 alleles
Overall
0.000124%
2/1,614,146 alleles · very rare
exomes 2/1,461,862 · genomes 0/152,284 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00167% | 60,022 |
| European (non-Finnish) | 8.47e-05% | 1,180,013 |
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
- FREM2
- Protein
- p.Arg1176=
- Coding
- c.3528A>G
- MANE Select
- NM_207361
- dbSNP
- rs1393679753
- Type
- single nucleotide variant
- Location
- chr13:38690872 (GRCh38)
- Gene constraint
- LOEUF 0.588 · pLI <0.01 (gnomAD)
- Residue 1176
- a UniProt-annotated variant site (in cryptop)
Similar variants
- FREM2 p.Arg1176Ile Uncertain significance ★ ⚠ same residue
- FREM2 c.5263+1G>A Likely pathogenic ★★ same type
- FREM2 c.6925+1G>T Likely pathogenic ★★ same type
- FREM2 p.Arg1355Ter Pathogenic/Likely pathogenic ★★ same type
- FREM2 p.Arg2243Ter Pathogenic/Likely pathogenic ★★ same type
- FREM2 p.Arg638Ter Likely pathogenic ★★ same type
- FREM2 p.Arg736Ter Pathogenic ★★ same type
- FREM2 p.Arg809Ter 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/frem2-p-arg1176 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown