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PCNT p.Lys1308=

c.3924G>A · rs139543323 · VCV386184

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00136%, nfe)

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
ConservationphyloP 3.8GERP -0.93, phastCons 1
Overall
CADD3.982PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00136% European (non-Finnish) · 16/1,179,908 alleles
Filtering AF 0.000803% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00065%
Overall 0.00105% 17/1,613,406 alleles · very rare exomes 15/1,461,200 · genomes 2/152,206 · joint denominator
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.00136% 73,744
South Asian 0.0011% 91,062

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.Lys1308=
Coding
c.3924G>A
MANE Select
NM_006031
dbSNP
rs139543323
Type
single nucleotide variant
Location
chr21:46390753 (GRCh38)
Gene constraint
LOEUF 0.943 · pLI <0.01 (gnomAD)
Full PCNT gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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-lys1308 (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown