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BRD4 p.Ala1174=

c.3522C>A · rs200524798 · VCV2899179

Benign Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.156%, sas)

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
ConservationphyloP -0.058GERP -1.3, phastCons 0.003
Overall
CADD3.124PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.156% South Asian · 142/91,086 alleles
Filtering AF 0.135% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.127%
Overall 0.0096% 155/1,614,148 alleles · rare
Ancestry group Frequency 1 in
South Asiangrpmax 0.156% 641
Remaining individualsnot grpmax-eligible 0.0192% 5,209
East Asian 0.00223% 44,856

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.Ala1174=
Coding
c.3522C>A
MANE Select
NM_001379291
dbSNP
rs200524798
Type
single nucleotide variant
Location
chr19:15239446 (GRCh38)
Gene constraint
LOEUF 0.191 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 56.20 · 613 PDB
Residue 1174
the 'c-terminal (ctd) region' region; the 'disordered' region; a UniProt-annotated variant site (found in a patient with a neurodevelopmental syndrome; likely pathogenic)
Full BRD4 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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-ala1174 (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown