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FERMT1 p.Asp581=

c.1743C>T · rs374858208 · VCV1946025

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.000593%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2no splice effect predicted · four deltas, not one · how we know
Constraint at this position
ConservationphyloP 2.5GERP -2.8, phastCons 1
Overall
CADD5.686PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.000593% European (non-Finnish) · 7/1,179,844 alleles
Filtering AF 0.000247% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000159%
Overall 0.000434% 7/1,613,754 alleles · very rare exomes 5/1,461,662 · genomes 2/152,092 · 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
FERMT1
Protein
p.Asp581=
Coding
c.1743C>T
MANE Select
NM_017671
dbSNP
rs374858208
Type
single nucleotide variant
Location
chr20:6079553 (GRCh38)
Gene constraint
LOEUF 0.871 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 81.14
Residue 581
the ferm domain
Full FERMT1 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/fermt1-p-asp581 (accessed [today's date]).

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