LAMC2 p.Arg25=
c.75G>A · rs2102154792 · VCV1644901
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00439%, sas)
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 0.31 | GERP -0.21, phastCons 0.97 |
| Overall | ||
| CADD | 8.343 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00439%
South Asian · 4/91,014 alleles
Filtering AF
0.00143%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000892%
Overall
0.000249%
4/1,604,084 alleles · very rare
exomes 4/1,451,816 · genomes 0/152,268 · 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
- LAMC2
- Protein
- p.Arg25=
- Coding
- c.75G>A
- MANE Select
- NM_005562
- dbSNP
- rs2102154792
- Type
- single nucleotide variant
- Location
- chr1:183186427 (GRCh38)
- Gene constraint
- LOEUF 0.797 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 72.89
Similar variants
- LAMC2 p.Arg25Lys Uncertain significance ★ ⚠ same residue
- LAMC2 c.1715-2A>G Likely pathogenic ★★ same type
- LAMC2 c.268+1G>A Likely pathogenic ★★ same type
- LAMC2 c.3328+1G>A Pathogenic/Likely pathogenic ★★ same type
- LAMC2 c.640+1G>A Likely pathogenic ★★ same type
- LAMC2 p.Arg1129Ter Pathogenic ★★ same type
- LAMC2 p.Arg115Ter Pathogenic ★★ same type
- LAMC2 p.Arg170Ter 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/lamc2-p-arg25 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown