PLG p.Arg284=
c.852C>T · VCV4894778
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.02%, eas)
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 -2.1 | GERP -3.1 |
| Overall | ||
| CADD | 0.474 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.02%
East Asian · 9/44,900 alleles
Filtering AF
0.0104%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00779%
Overall
0.0026%
42/1,613,640 alleles · ultra-rare
exomes 38/1,461,432 · genomes 4/152,208 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.02% | 4,989 |
| Ashkenazi Jewishnot grpmax-eligible | 0.0135% | 7,400 |
| African / African-American | 0.00534% | 18,730 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,235 |
| South Asian | 0.0022% | 45,539 |
| European (non-Finnish) | 0.00178% | 56,173 |
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
- PLG
- Protein
- p.Arg284=
- Coding
- c.852C>T
- MANE Select
- NM_000301
- Type
- single nucleotide variant
- Location
- chr6:160718358 (GRCh38)
- Gene constraint
- LOEUF 0.559 · pLI 0.17 (gnomAD)
- Structure
- AlphaFold pLDDT 83.53 · 49 PDB
- Residue 284
- the kringle 3 domain
Similar variants
- PLG p.Arg284Cys Uncertain significance ★ ⚠ same residue
- PLG p.Lys330Glu Pathogenic ★★ ⚠ same type
- PLG p.Lys38Glu Pathogenic/Likely pathogenic ★★ ⚠ same type
- PLG c.2271+5G>A Uncertain significance ★★ same type
- PLG c.669-3C>G Uncertain significance ★★ same type
- PLG p.Ala216Thr Uncertain significance ★★ ⚠ same type
- PLG p.Ala459Val Uncertain significance ★★ ⚠ same type
- PLG p.Ala494Glu Uncertain significance ★★ ⚠ 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/plg-p-arg284 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown