Send feedback

DLL3 p.Cys316=

c.948T>C · rs1044831788 · VCV2965461

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00267%, 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 -0.96GERP -3.7, phastCons 0.005
Overall
CADD7.962PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00267% African / African-American · 2/74,934 alleles
Filtering AF 0.000443% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000166%
Overall 0.00131% 2/152,194 alleles · very rare

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
DLL3
Protein
p.Cys316=
Coding
c.948T>C
MANE Select
NM_203486
dbSNP
rs1044831788
Type
single nucleotide variant
Location
chr19:39505306 (GRCh38)
Gene constraint
LOEUF 1.512 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 65.42
Residue 316
a disulfide bond; the egf-like 3 domain
Full DLL3 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/dll3-p-cys316 (accessed [today's date]).

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