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BNC2 p.Pro606=

c.1818G>A · rs142872531 · VCV2070041

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0933%, afr)

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 -2.1GERP -3.7
Overall
CADD4.523PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0933% African / African-American · 70/74,992 alleles
Filtering AF 0.0757% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0693%
Overall 0.00731% 118/1,613,974 alleles · ultra-rare exomes 76/1,461,836 · genomes 42/152,138 · joint denominator
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.0933% 1,071
Admixed American 0.0283% 3,530
Remaining individualsnot grpmax-eligible 0.0144% 6,944
East Asian 0.00446% 22,438
European (non-Finnish) 0.00161% 62,106
South Asian 0.0011% 91,064

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
BNC2
Protein
p.Pro606=
Coding
c.1818G>A
MANE Select
NM_017637
dbSNP
rs142872531
Type
single nucleotide variant
Location
chr9:16436376 (GRCh38)
Gene constraint
LOEUF 0.365 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 54.10
Full BNC2 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/bnc2-p-pro606 (accessed [today's date]).

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