BRD4 p.His304=
c.912C>T · VCV3708858
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.005%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | all four deltas below 0.2 · G>C here scores Δ0.56 · evaluated, not missing |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -1.7 | GERP -5.2 |
| Overall | ||
| CADD | 1.599 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.005%
Admixed American · 3/60,024 alleles
Filtering AF
0.00133%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000668%
Overall
0.000744%
12/1,613,142 alleles · very rare
exomes 9/1,460,826 · genomes 3/152,316 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.005% | 20,008 |
| African / African-American | 0.00267% | 37,511 |
| East Asian | 0.00223% | 44,886 |
| South Asian | 0.0022% | 45,508 |
| Finnishnot grpmax-eligible | 0.00156% | 64,008 |
| European (non-Finnish) | 0.000254% | 393,335 |
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
- BRD4
- Protein
- p.His304=
- Coding
- c.912C>T
- MANE Select
- NM_001379291
- Type
- single nucleotide variant
- Location
- chr19:15264704 (GRCh38)
- Gene constraint
- LOEUF 0.191 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 56.20 · 613 PDB
- Residue 304
- the 'disordered' region; a UniProt-annotated variant site (found in a patient with a neurodevelopmental syndrome; likely pathogenic)
Similar variants
- BRD4 p.Tyr430Cys Likely pathogenic ★★ same type
- BRD4 p.Ala220Thr Uncertain significance ★★ ⚠ same type
- BRD4 p.Ala409Thr Uncertain significance ★★ ⚠ same type
- BRD4 p.Ala565Val Uncertain significance ★★ ⚠ same type
- BRD4 p.Asp337Asn Uncertain significance ★★ ⚠ same type
- BRD4 p.Asp497Gly Uncertain significance ★★ ⚠ same type
- BRD4 p.Gln32Arg Uncertain significance ★★ ⚠ same type
- BRD4 p.Glu1123Lys 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/brd4-p-his304 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown