Is BRCA2 c.8632+14T>C pathogenic?

BRCA2 c.8632+14T>C is classified Benign/Likely benign in BRCA2 (ClinVar, Multiple submitters, 3 submitters; last evaluated 2026-01-13). Very rare (popmax 0.000255%, nfe); Associated with hereditary breast ovarian cancer syndrome.

What condition is associated with BRCA2 c.8632+14T>C?

BRCA2 c.8632+14T>C is associated with hereditary breast ovarian cancer syndrome (ClinVar).

How common is BRCA2 c.8632+14T>C in the general population?

BRCA2 c.8632+14T>C is very rare (popmax 0.000255%, nfe) (gnomAD).

How is Hereditary breast and/or ovarian cancer syndrome inherited?

Typically Autosomal dominant (Orphanet). A genetic counselor can assess individual risk for a family.

BRCA2 c.8632+14T>C

rs730881596 · VCV182300

Benign/Likely benign Multiple submitters

Classification

Benign/Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 3 submitters

gnomAD v4.1

Rare

very rare (popmax 0.000255%, nfe)

Conditions

hereditary breast ovarian cancer syndrome

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
Splice region	donor +14	near-intronic (+14 nt from the splice site)
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -1.2	GERP -3.9
Non-coding constraint	Z 0.95	1 kb window · o/e 0.92 · regional · uncalibrated
Overall
CADD	1.097	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.000255% European (non-Finnish) · 3/1,178,002 alleles

Filtering AF 6.8e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.9e-05%

Overall 0.000186% 3/1,611,604 alleles · very rare

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: BRCA2
Coding: c.8632+14T>C
MANE Select: NM_000059
dbSNP: rs730881596
Type: single nucleotide variant
Location: chr13:32371114 (GRCh38)
Gene constraint: LOEUF 0.803 · pLI <0.01 · ClinGen HI 3/3 (gnomAD)

Full BRCA2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

hereditary breast ovarian cancer syndrome — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Hereditary breast and/or ovarian cancer syndrome (Orphanet):

Inheritance: Autosomal dominant
Onset: Adult, Elderly

Similar variants

BRCA2 c.316+2T>C Pathogenic ★★★ same condition
BRCA2 c.316+5G>A Pathogenic ★★★ same condition
BRCA2 c.316+5G>C Pathogenic ★★★ same condition
BRCA2 c.475+1G>A Pathogenic ★★★ same condition
BRCA2 c.475+1G>T Pathogenic ★★★ same condition
BRCA2 c.476-2A>G Pathogenic ★★★ same condition
BRCA2 c.517-2A>G Pathogenic ★★★ same condition
BRCA2 c.631+2T>G 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/brca2-c-8632-plus-14t-c (accessed [today's date]).

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