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BMPER p.Leu27=

c.79C>T · rs780768347 · VCV1660517

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0538%, sas)

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
ConservationphyloP 5.3GERP 2.1, phastCons 1
Overall
CADD16.1PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0538% South Asian · 49/91,072 alleles
Filtering AF 0.0418% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0375%
Overall 0.00329% 53/1,613,302 alleles · ultra-rare
Ancestry group Frequency 1 in
South Asiangrpmax 0.0538% 1,859
Remaining individualsnot grpmax-eligible 0.0048% 20,821
European (non-Finnish) 8.48e-05% 1,179,876

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
BMPER
Protein
p.Leu27=
Coding
c.79C>T
MANE Select
NM_001365308
dbSNP
rs780768347
Type
single nucleotide variant
Location
chr7:33905692 (GRCh38)
Gene constraint
LOEUF 0.652 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 80.24
Full BMPER 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/bmper-p-leu27 (accessed [today's date]).

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