PCNT p.Arg1130=
c.3390G>A · rs775858868 · VCV714142
Benign/Likely benign
Multiple submitters
Classification
Benign/Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0176%, sas)
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 -4.8 | GERP -17 |
| Overall | ||
| CADD | 0.051 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0176%
South Asian · 16/91,086 alleles
Filtering AF
0.011%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00888%
Overall
0.00266%
43/1,614,090 alleles · ultra-rare
exomes 41/1,461,872 · genomes 2/152,218 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0176% | 5,693 |
| Admixed American | 0.015% | 6,668 |
| Remaining individualsnot grpmax-eligible | 0.008% | 12,498 |
| European (non-Finnish) | 0.0011% | 90,772 |
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
- PCNT
- Protein
- p.Arg1130=
- Coding
- c.3390G>A
- MANE Select
- NM_006031
- dbSNP
- rs775858868
- Type
- single nucleotide variant
- Location
- chr21:46385909 (GRCh38)
- Gene constraint
- LOEUF 0.943 · pLI <0.01 (gnomAD)
Similar variants
- PCNT p.Arg1130Gln Uncertain significance ★ ⚠ same residue
- PCNT c.1032+1G>A Pathogenic/Likely pathogenic ★★ same type
- PCNT c.1680-1G>C Likely pathogenic ★★ same type
- PCNT c.3313-2A>C Likely pathogenic ★★ same type
- PCNT c.5995-2A>C Likely pathogenic ★★ same type
- PCNT c.7024+1G>A Likely pathogenic ★★ same type
- PCNT c.7024+1G>C Likely pathogenic ★★ same type
- PCNT c.7691-1G>A 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/pcnt-p-arg1130 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown