Is EPHB4 p.Arg65Pro (c.194G>C) pathogenic?

EPHB4 p.Arg65Pro (c.194G>C) is classified Uncertain significance in EPHB4 (ClinVar, Single submitter, 1 submitter; last evaluated 2022-02-16). AlphaMissense: likely benign (0.1131); Absent from gnomAD v4.1.

How common is EPHB4 p.Arg65Pro (c.194G>C) in the general population?

EPHB4 p.Arg65Pro (c.194G>C) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about EPHB4 p.Arg65Pro (c.194G>C)?

AlphaMissense predicts likely benign (score 0.1131) — an in-silico prediction, not a clinical call.

EPHB4 p.Arg65Pro

c.194G>C · rs751727413 · VCV1702576

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.1131 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.1131	likely benign
REVEL	0.126	moderately benign-leaning
SaProt	LLR -1.44	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 7.7	GERP 1.2, phastCons 1
Regional constraint	o/e 0.88	unconstrained · MANE · 14 kb · p 0.00047 · regional, not allelic
Overall
CADD	20.8	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: EPHB4
Protein: p.Arg65Pro
Coding: c.194G>C
MANE Select: NM_004444
dbSNP: rs751727413
Type: single nucleotide variant
Location: chr7:100823861 (GRCh38)
Gene constraint: LOEUF 0.645 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 82.46 · 23 PDB
Residue 65: a disulfide bond; the eph lbd domain; a β-strand

Full EPHB4 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

EPHB4 p.Arg65Cys Conflicting classifications of pathogenicity ★ ⚠ same residue
EPHB4 p.Arg65His Uncertain significance ★ ⚠ same residue
EPHB4 c.1691+1G>A Pathogenic/Likely pathogenic ★★ same type
EPHB4 c.2484+1G>A Pathogenic/Likely pathogenic ★★ same type
EPHB4 p.Arg269Ter Pathogenic/Likely pathogenic ★★ same type
EPHB4 p.Arg365Ter Pathogenic/Likely pathogenic ★★ same type
EPHB4 p.Arg394Ter Pathogenic ★★ same type
EPHB4 p.Arg431Ter 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/ephb4-p-arg65pro (accessed [today's date]).

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