DNMT3A p.Val636=
c.1908G>A · VCV4617761
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00238%, sas)
Conditions
1
Inborn genetic diseases
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP 2.7 | GERP -1.7, phastCons 1 |
| Overall | ||
| CADD | 14.63 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00238%
South Asian · 2/84,084 alleles
Filtering AF
0.000395%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000148%
Overall
0.000129%
2/1,552,204 alleles · very rare
exomes 2/1,399,860 · genomes 0/152,344 · joint denominator
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
- DNMT3A
- Protein
- p.Val636=
- Coding
- c.1908G>A
- MANE Select
- NM_022552
- Type
- single nucleotide variant
- Location
- chr2:25243926 (GRCh38)
- Gene constraint
- LOEUF 1.998 · pLI <0.01 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 73.97 · 47 PDB
- Residue 636
- the sam-dependent mtase c5-type domain; a β-strand
Similar variants
- DNMT3A p.Val636Met Likely pathogenic ★★ same residue
- DNMT3A p.Val636Glu Likely pathogenic ★ same residue
- DNMT3A p.Val636Leu Likely pathogenic ★ same residue
- DNMT3A p.Arg301Trp Pathogenic/Likely pathogenic ★★ same condition
- DNMT3A p.Arg320Ter Pathogenic/Likely pathogenic ★★ same condition
- DNMT3A p.Arg688His Pathogenic/Likely pathogenic ★★ same condition
- DNMT3A p.Met548Thr Pathogenic/Likely pathogenic ★★ same condition
- DNMT3A p.Pro904Leu Pathogenic/Likely pathogenic ★★ same condition
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/dnmt3a-p-val636 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown