TRIM32

Chr 9AR

tripartite motif containing 32

Also known as: BBS11, HT2A, LGMD2H, LGMDR8, TATIP

TRIM32 encodes a tripartite motif protein that localizes to cytoplasmic bodies and the nucleus, where it interacts with transcriptional machinery. Mutations cause autosomal recessive limb-girdle muscular dystrophy type 8 and Bardet-Biedl syndrome 11 through a predicted gain-of-function mechanism. The low pLI score (0.0017) indicates tolerance to loss-of-function variants, consistent with the gain-of-function pathogenic mechanism.

OMIMResearchSummary from RefSeq, OMIM, UniProt, Mechanism
LOFmechanismARLOEUF 0.852 OMIM phenotypes
Clinical SummaryTRIM32
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Gene-Disease Validity (ClinGen)
Bardet-Biedl syndrome 11 · ARLimited

Limited evidence — not for standalone diagnostic reporting

2 total gene-disease associations curated

Population Constraint (gnomAD)
Low constraint (pLI 0.00) — loss-of-function variants are relatively tolerated in the population.
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Clinical Trials
2 active or recruiting trials — potential therapeutic options may be available

Population Genetics & Constraint

gnomAD v4 — loss-of-function & missense intolerance

Tolerant — LoF & missense variants common in population
LoF Constraint
0.85LOEUF
pLI 0.002
Z-score 1.98
OE 0.45 (0.260.85)
Tolerant

Typical tolerance to LoF variation

Missense Constraint
0.83Z-score
OE missense 0.88 (0.810.96)
335 obs / 380.4 exp
Tolerant

Mild missense constraint

Observed / Expected Ratios
LoF OE0.45 (0.260.85)
00.351.4
Missense OE0.88 (0.810.96)
00.61.4
Synonymous OE0.93
01.21.6
LoF obs/exp: 7 / 15.4Missense obs/exp: 335 / 380.4Syn Z: 0.62
Curated Mechanism (G2P)Gene2Phenotype (DDG2P) ↗
limitedTRIM32-related Bardet-Biedl syndromeOTHERAR
definitiveTRIM32-related limb-girdle muscular dystrophyLOFAR

Predictions shown for reference only — model trained on dominant genes, not applicable to AR conditions.

DN
0.7230th %ile
GOF
0.72top 25%
LOF
0.2580th %ile

The Badonyi & Marsh prediction model was trained exclusively on dominant disease genes. Predictions are not reliable for genes with autosomal recessive inheritance and are shown at reduced opacity for reference only.

Predictions from Badonyi M, Marsh JA. PLoS ONE. 2024;19(8):e0307312.

ClinVar Variant Classifications

0 submitted variants in ClinVar

Protein Context — Lollipop Plot

TRIM32 · protein map & ClinVar variants

Showing all ClinVar variants across the protein. Search a specific variant to highlight its position.

3D Protein StructureAlphaFold
Clinical Literature
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