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DLL4 p.Lys650=

c.1950G>A · rs372909645 · VCV2957226

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.012%, afr)

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 9.9GERP 1.4, phastCons 1
Overall
CADD9.712PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.012% African / African-American · 9/74,874 alleles
Filtering AF 0.00624% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00468%
Overall 0.00062% 10/1,612,312 alleles · ultra-rare
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.012% 8,319
Admixed American 0.00167% 59,994

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.Lys650=
Coding
c.1950G>A
MANE Select
NM_019074
dbSNP
rs372909645
Type
single nucleotide variant
Location
chr15:40937424 (GRCh38)
Gene constraint
LOEUF 0.197 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 74.89 · 1 PDB
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-lys650 (accessed [today's date]).

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