Is EPAS1 p.Arg798Ser (c.2394G>T) pathogenic?

EPAS1 p.Arg798Ser (c.2394G>T) is classified Uncertain significance in EPAS1 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-11-09). AlphaMissense: likely benign (0.0793); Absent from gnomAD v4.1; Associated with Inborn genetic diseases.

What condition is associated with EPAS1 p.Arg798Ser (c.2394G>T)?

EPAS1 p.Arg798Ser (c.2394G>T) is associated with Inborn genetic diseases (ClinVar).

How common is EPAS1 p.Arg798Ser (c.2394G>T) in the general population?

EPAS1 p.Arg798Ser (c.2394G>T) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about EPAS1 p.Arg798Ser (c.2394G>T)?

AlphaMissense predicts likely benign (score 0.0793) — an in-silico prediction, not a clinical call.

EPAS1 p.Arg798Ser

c.2394G>T · rs2546480934 · VCV1790602

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.0793 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.0793	likely benign
REVEL	0.046	moderately benign-leaning
SaProt	LLR -4.48	tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.2	GERP -3.2, phastCons 0.13
Regional constraint	o/e 1.18	unconstrained · MANE · 4,363 bp · p 0.00029 · regional, not allelic
Overall
CADD	4.049	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean tolerated — a triage signal, not a reclassification

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene: EPAS1
Protein: p.Arg798Ser
Coding: c.2394G>T
MANE Select: NM_001430
dbSNP: rs2546480934
Type: single nucleotide variant
Location: chr2:46382531 (GRCh38)
Gene constraint: LOEUF 0.366 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 59.41 · 43 PDB

Full EPAS1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Inborn genetic diseases — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

EPAS1 p.Arg798Gly Conflicting classifications of pathogenicity ★ ⚠ same residue
EPAS1 p.Arg798= Likely benign ★ same residue
EPAS1 p.Ala439Gly Uncertain significance ★★ ⚠ same condition
EPAS1 p.Ala463Thr Uncertain significance ★★ ⚠ same condition
EPAS1 p.Ala698Pro Uncertain significance ★★ ⚠ same condition
EPAS1 p.Ala758Thr Uncertain significance ★★ ⚠ same condition
EPAS1 p.Ala81Thr Uncertain significance ★★ ⚠ same condition
EPAS1 p.Ala83Asp Uncertain significance ★★ ⚠ same condition

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/epas1-p-arg798ser (accessed [today's date]).

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