Is EPHB4 p.Val306= (c.918C>T) pathogenic?

EPHB4 p.Val306= (c.918C>T) is classified Benign/Likely benign in EPHB4 (ClinVar, Multiple submitters, 4 submitters; last evaluated 2025-11-02). Low-frequency (popmax 1.13%, sas); Associated with Cardiovascular phenotype.

What condition is associated with EPHB4 p.Val306= (c.918C>T)?

EPHB4 p.Val306= (c.918C>T) is associated with Cardiovascular phenotype (ClinVar).

How common is EPHB4 p.Val306= (c.918C>T) in the general population?

EPHB4 p.Val306= (c.918C>T) is low-frequency (popmax 1.13%, sas) (gnomAD).

EPHB4 p.Val306=

c.918C>T · rs151161414 · VCV1576482

Benign/Likely benign Multiple submitters

Classification

Benign/Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 4 submitters

gnomAD v4.1

Rare

low-frequency (popmax 1.13%, sas)

Conditions

Cardiovascular phenotype

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
Conservation	phyloP -6.6	GERP -5
Overall
CADD	0.905	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 1.13% South Asian · 1,026/91,078 alleles

Filtering AF 1.07% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.05%

Overall 0.0971% 1,568/1,614,094 alleles · low-frequency exomes 1,469/1,461,794 · genomes 99/152,300 · joint denominator

Ancestry group	Frequency	1 in
South Asiangrpmax	1.13%	89
Middle Eastern	0.676%	148
Ashkenazi Jewishnot grpmax-eligible	0.304%	329
Remaining individualsnot grpmax-eligible	0.168%	595
Admixed American	0.0633%	1,579
European (non-Finnish)	0.022%	4,539
East Asian	0.00891%	11,218
African / African-American	0.004%	25,019
Finnishnot grpmax-eligible	0.00156%	63,968

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: EPHB4
Protein: p.Val306=
Coding: c.918C>T
MANE Select: NM_004444
dbSNP: rs151161414
Type: single nucleotide variant
Location: chr7:100820187 (GRCh38)
Gene constraint: LOEUF 0.645 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 82.46 · 23 PDB
Residue 306: a UniProt-annotated variant site (in cmavm2)

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

Disease context

Cardiovascular phenotype — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

EPHB4 p.Val306Ile Likely benign ★ same residue
EPHB4 c.1870+5G>C Uncertain significance ★★ same condition
EPHB4 p.Ala262Val Uncertain significance ★★ ⚠ same condition
EPHB4 p.Ala345Gly Uncertain significance ★★ ⚠ same condition
EPHB4 p.Ala931Thr Uncertain significance ★★ ⚠ same condition
EPHB4 p.Arg148Trp Uncertain significance ★★ ⚠ same condition
EPHB4 p.Arg310Gln Uncertain significance ★★ ⚠ same condition
EPHB4 p.Arg483Gln 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/ephb4-p-val306 (accessed [today's date]).

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