DLL1 p.Ser81=
c.243C>T · rs903224235 · VCV2961718
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00392%, 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 4.4 | GERP -3.2, phastCons 1 |
| Overall | ||
| CADD | 12.2 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00392%
Admixed American · 2/50,958 alleles
Filtering AF
0.000651%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000268%
Overall
0.000781%
12/1,536,966 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00392% | 25,479 |
| Remaining individualsnot grpmax-eligible | 0.00167% | 59,956 |
| European (non-Finnish) | 0.000785% | 127,379 |
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
- DLL1
- Protein
- p.Ser81=
- Coding
- c.243C>T
- MANE Select
- NM_005618
- dbSNP
- rs903224235
- Type
- single nucleotide variant
- Location
- chr6:170289620 (GRCh38)
- Gene constraint
- LOEUF 0.236 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 75.24 · 1 PDB
- Residue 81
- a UniProt-annotated variant site (in nedbas); a β-strand
Similar variants
- DLL1 p.Arg509Ter Pathogenic ★★ same type
- DLL1 c.413-3T>G Uncertain significance ★★ same type
- DLL1 p.Ala367Thr Uncertain significance ★★ ⚠ same type
- DLL1 p.Ala371Val Uncertain significance ★★ ⚠ same type
- DLL1 p.Ala448Val Uncertain significance ★★ ⚠ same type
- DLL1 p.Ala550Thr Uncertain significance ★★ ⚠ same type
- DLL1 p.Ala564Thr Uncertain significance ★★ ⚠ same type
- DLL1 p.Arg168His Uncertain significance ★★ ⚠ 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/dll1-p-ser81 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown