DLL3 p.Thr91=
c.273C>A · rs766166052 · VCV2722295
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0156%, amr)
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 -5.2 | GERP -2.3 |
| Overall | ||
| CADD | 1.752 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0156%
Admixed American · 9/57,512 alleles
Filtering AF
0.00814%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.006%
Overall
0.00057%
9/1,578,988 alleles · ultra-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.Thr91=
- Coding
- c.273C>A
- MANE Select
- NM_203486
- dbSNP
- rs766166052
- Type
- single nucleotide variant
- Location
- chr19:39499395 (GRCh38)
- Gene constraint
- LOEUF 1.512 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 65.42
Similar variants
- DLL3 p.Thr91Ile Uncertain significance ★ ⚠ same residue
- DLL3 c.652+1G>T Likely pathogenic ★★ same type
- DLL3 p.Arg221Ter Pathogenic ★★ same type
- DLL3 p.Arg238Ter Pathogenic ★★ same type
- DLL3 p.Cys178Ter Likely pathogenic ★★ same type
- DLL3 p.Cys207Ter Pathogenic/Likely pathogenic ★★ same type
- DLL3 p.Cys379Tyr Pathogenic/Likely pathogenic ★★ same type
- DLL3 p.Gln346Ter Pathogenic/Likely 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/dll3-p-thr91 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown