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DEF6 p.Arg312=

c.936G>A · rs762175022 · VCV1587079

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0114%, amr)

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 1.8GERP -0.043, phastCons 1
Overall
CADD13.25PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0114% Admixed American · 6/52,632 alleles
Filtering AF 0.00488% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00338%
Overall 0.000954% 15/1,572,328 alleles · ultra-rare
Ancestry group Frequency 1 in
Admixed Americangrpmax 0.0114% 8,772
European (non-Finnish) 0.000775% 128,990

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
DEF6
Protein
p.Arg312=
Coding
c.936G>A
MANE Select
NM_022047
dbSNP
rs762175022
Type
single nucleotide variant
Location
chr6:35318192 (GRCh38)
Gene constraint
LOEUF 0.61 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 78.91
Residue 312
the ph domain
Full DEF6 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/def6-p-arg312 (accessed [today's date]).

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