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BEAN1 p.Asp164=

c.492C>T · VCV4930382

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00683%, afr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2no splice effect predicted · four deltas, not one · how we know
Constraint at this position
ConservationphyloP -8.2GERP -3
Overall
CADD0.388PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00683% African / African-American · 5/73,154 alleles
Filtering AF 0.0026% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00165%
Overall 0.00123% 19/1,550,956 alleles · very rare exomes 15/1,398,664 · genomes 4/152,292 · joint denominator
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.00683% 14,631
Admixed American 0.00392% 25,483
East Asian 0.00244% 40,906
South Asian 0.00238% 42,004
Finnishnot grpmax-eligible 0.00167% 59,888
European (non-Finnish) 0.000698% 143,308

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
BEAN1
Protein
p.Asp164=
Coding
c.492C>T
MANE Select
NM_001178020
Type
single nucleotide variant
Location
chr16:66480637 (GRCh38)
Gene constraint
LOEUF 1.45 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 58.44
Residue 164
the 'disordered' region
Full BEAN1 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/bean1-p-asp164 (accessed [today's date]).

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