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APPL1 p.Ser459=

c.1377T>C · VCV4692925

Benign Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.225%, 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
ConservationphyloP 3.5GERP 0.57, phastCons 1
Overall
CADD10.72PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.225% South Asian · 205/91,052 alleles
Filtering AF 0.2% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.19%
Overall 0.0132% 213/1,614,022 alleles · rare
Ancestry group Frequency 1 in
South Asiangrpmax 0.225% 444
Remaining individualsnot grpmax-eligible 0.0112% 8,929
European (non-Finnish) 8.47e-05% 1,179,976

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
APPL1
Protein
p.Ser459=
Coding
c.1377T>C
MANE Select
NM_012096
Type
single nucleotide variant
Location
chr3:57257375 (GRCh38)
Gene constraint
LOEUF 0.524 · pLI 0.88 (gnomAD)
Structure
AlphaFold pLDDT 81.44 · 8 PDB
Full APPL1 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/appl1-p-ser459 (accessed [today's date]).

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