Is BAP1 p.Arg146Gly (c.436A>G) pathogenic?

BAP1 p.Arg146Gly (c.436A>G) is classified Uncertain significance in BAP1 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2023-09-28). AlphaMissense: likely pathogenic (0.977); Absent from gnomAD v4.1; Associated with hereditary neoplastic syndrome.

What condition is associated with BAP1 p.Arg146Gly (c.436A>G)?

BAP1 p.Arg146Gly (c.436A>G) is associated with hereditary neoplastic syndrome, BAP1-related tumor predisposition syndrome (ClinVar).

How common is BAP1 p.Arg146Gly (c.436A>G) in the general population?

BAP1 p.Arg146Gly (c.436A>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about BAP1 p.Arg146Gly (c.436A>G)?

AlphaMissense predicts likely pathogenic (score 0.977) — an in-silico prediction, not a clinical call.

BAP1 p.Arg146Gly

c.436A>G · rs2153227932 · VCV1500485

Uncertain significance Multiple submitters

Classification

Uncertain significance

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

AlphaMissense

likely pathogenic

0.977 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/2 damaging

AlphaMissense, SaProt · REVEL no call

Conditions

hereditary neoplastic syndrome

Computational evidence

Protein change
AlphaMissense	0.977	likely pathogenic
REVEL	0.368	indeterminate
SaProt	LLR -13.10	damaging
⇒ AlphaMissense and SaProt both call this damaging; REVEL makes no call.
Splicing
SpliceAI	Δ0.25	donor loss, 1 bp away · masked 0 · deltas
Pangolin	Δ0.34	loss · gain 0.01 · agrees with SpliceAI · independent
Constraint at this position
Conservation	phyloP 7.9	GERP 1.8, phastCons 1
Overall
CADD	33.0	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean damaging — a triage signal, not a reclassification

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene: BAP1
Protein: p.Arg146Gly
Coding: c.436A>G
MANE Select: NM_007212 · reported on NM_004656
dbSNP: rs2153227932
Type: single nucleotide variant
Location: chr3:52407400 (GRCh38)
Structure: AlphaFold pLDDT 78.27 · 28 PDB
Residue 146: the 'interaction with hip2' region

Full BAP1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

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

Also linked: BAP1-related tumor predisposition syndrome

Similar variants

BAP1 p.Arg146Thr Likely pathogenic ★★ ⚠ same residue
BAP1 p.Arg146Lys Uncertain significance ★ ⚠ same residue
BAP1 p.Arg146= Likely benign ★ same residue
BAP1 p.Arg146fs Pathogenic ★★ same residue
BAP1 c.1117-1G>A Likely pathogenic ★★ same condition
BAP1 c.122+1G>A Pathogenic ★★ same condition
BAP1 c.122+1G>T Pathogenic/Likely pathogenic ★★ same condition
BAP1 c.122+5G>A Pathogenic/Likely 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/bap1-p-arg146gly (accessed [today's date]).

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