DBR1 p.Thr78=
c.234G>A · rs375787539 · VCV2789005
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00167%, 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 -3 | GERP -3.1 |
| Overall | ||
| CADD | 0.714 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00167%
Admixed American · 1/59,954 alleles
Filtering AF
0.000689%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000539%
Overall
0.000992%
16/1,613,292 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00167% | 59,954 |
| European (non-Finnish) | 0.00119% | 84,264 |
| South Asian | 0.0011% | 91,060 |
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
- DBR1
- Protein
- p.Thr78=
- Coding
- c.234G>A
- MANE Select
- NM_016216
- dbSNP
- rs375787539
- Type
- single nucleotide variant
- Location
- chr3:138173590 (GRCh38)
- Gene constraint
- LOEUF 0.841 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 79.04
Similar variants
- DBR1 p.Thr78Met Conflicting classifications of pathogenicity ★ ⚠ same residue
- DBR1 c.489+5G>A Uncertain significance ★★ same type
- DBR1 p.Ala233Thr Uncertain significance ★★ ⚠ same type
- DBR1 p.Ala443Thr Uncertain significance ★★ ⚠ same type
- DBR1 p.Ala458Asp Uncertain significance ★★ ⚠ same type
- DBR1 p.Arg197Gln Uncertain significance ★★ ⚠ same type
- DBR1 p.Arg197Ter Uncertain significance ★★ same type
- DBR1 p.Arg527Ser 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/dbr1-p-thr78 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown