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DLL4 p.Val403=

c.1209G>A · rs757134925 · VCV1551438

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00127%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation/SpliceAI carries the signal.
Splicing
SpliceAIΔ0.24donor gain · deltas
Constraint at this position
ConservationphyloP 0.16GERP -5.3, phastCons 0.81
Overall
CADD11.43PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00127% European (non-Finnish) · 15/1,179,888 alleles
Filtering AF 0.000763% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000605%
Overall 0.00093% 15/1,612,922 alleles · very rare exomes 14/1,460,704 · genomes 1/152,218 · joint denominator

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
DLL4
Protein
p.Val403=
Coding
c.1209G>A
MANE Select
NM_019074
dbSNP
rs757134925
Type
single nucleotide variant
Location
chr15:40935086 (GRCh38)
Gene constraint
LOEUF 0.197 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 74.89 · 1 PDB
Residue 403
the egf-like 6 domain
Full DLL4 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/dll4-p-val403 (accessed [today's date]).

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