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VPS13B p.Pro1035=

c.3105T>C · VCV3689740

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00017%, nfe)
Conditions
1
Cohen syndrome

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2all four deltas below 0.2 · T>A here scores Δ0.48 · evaluated, not missing
Constraint at this position
ConservationphyloP 0.59phastCons 1
Overall
CADD8.999PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00017% European (non-Finnish) · 2/1,179,758 alleles
Filtering AF 2.8e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.1e-05%
Overall 0.000124% 2/1,613,526 alleles · very rare exomes 2/1,461,202 · genomes 0/152,324 · 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
VPS13B
Protein
p.Pro1035=
Coding
c.3105T>C
MANE Select
NM_152564
Type
single nucleotide variant
Location
chr8:99431559 (GRCh38)
Gene constraint
LOEUF 0.708 · pLI <0.01 (gnomAD)
Residue 1035
a UniProt-annotated variant site (in coh1); a UniProt-annotated variant site (in coh1; leads to an accumulation of liquid droplets and accelerates differentiation of adipose cells; response to insulin is abnormal); a UniProt-annotated variant site (in coh1; glycosylation is defective; accelerates differentiation of adipose cells)
Full VPS13B 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/vps13b-p-pro1035 (accessed [today's date]).

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