Is TGFBR2 p.Pro367= (c.1101A>G) pathogenic?

TGFBR2 p.Pro367= (c.1101A>G) is classified Likely benign in TGFBR2 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2026-06-09). Very rare (popmax 0.00134%, afr); Associated with familial thoracic aortic aneurysm and aortic dissection.

What condition is associated with TGFBR2 p.Pro367= (c.1101A>G)?

TGFBR2 p.Pro367= (c.1101A>G) is associated with familial thoracic aortic aneurysm and aortic dissection (ClinVar).

How common is TGFBR2 p.Pro367= (c.1101A>G) in the general population?

TGFBR2 p.Pro367= (c.1101A>G) is very rare (popmax 0.00134%, afr) (gnomAD).

TGFBR2 p.Pro367=

Q: How is Familial thoracic aortic aneurysm and aortic dissection inherited?

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

c.1101A>G · rs375165766 · VCV2127934

Likely benign Multiple submitters

Classification

Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

gnomAD v4.1

Rare

very rare (popmax 0.00134%, afr)

Conditions

familial thoracic aortic aneurysm and aortic dissection

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
Conservation	phyloP -6.3	GERP -7.3
Overall
CADD	0.086	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00134% African / African-American · 1/74,828 alleles

Overall 6.23e-05% 1/1,605,612 alleles · very rare exomes 0/1,453,420 · genomes 1/152,192 · joint denominator

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: TGFBR2
Protein: p.Pro367=
Coding: c.1101A>G
MANE Select: NM_003242
dbSNP: rs375165766
Type: single nucleotide variant
Location: chr3:30672284 (GRCh38)
Gene constraint: LOEUF 0.531 · pLI 0.91 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 81.22 · 22 PDB
Residue 367: the protein kinase domain

Full TGFBR2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

familial thoracic aortic aneurysm and aortic dissection — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Familial thoracic aortic aneurysm and aortic dissection (Orphanet):

Inheritance: Autosomal dominant
Onset: Adolescent, Adult, Childhood

Similar variants

TGFBR2 p.Pro367Leu Conflicting classifications of pathogenicity ★ ⚠ same residue
TGFBR2 p.Pro367Ser Uncertain significance ★ ⚠ same residue
TGFBR2 p.Ala414Pro Pathogenic/Likely pathogenic ★★ same condition
TGFBR2 p.Ala527Thr Likely pathogenic ★★ same condition
TGFBR2 p.Ala527Val Pathogenic/Likely pathogenic ★★ same condition
TGFBR2 p.Arg356Pro Pathogenic/Likely pathogenic ★★ same condition
TGFBR2 p.Arg378Ser Pathogenic/Likely pathogenic ★★ same condition
TGFBR2 p.Arg460Cys 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/tgfbr2-p-pro367 (accessed [today's date]).

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