Is DYSF p.Leu874= (c.2622G>A) pathogenic?

DYSF p.Leu874= (c.2622G>A) is classified Conflicting classifications of pathogenicity in DYSF (ClinVar, Conflicting submitters, 8 submitters; last evaluated 2026-01-21). Ultra-rare (popmax 0.0389%, nfe); Associated with neuromuscular disease caused by qualitative or quantitative defects of dysferlin.

How common is DYSF p.Leu874= (c.2622G>A) in the general population?

DYSF p.Leu874= (c.2622G>A) is ultra-rare (popmax 0.0389%, nfe) (gnomAD).

DYSF p.Leu874=

Q: What condition is associated with DYSF p.Leu874= (c.2622G>A)?

DYSF p.Leu874= (c.2622G>A) is associated with neuromuscular disease caused by qualitative or quantitative defects of dysferlin, autosomal recessive limb-girdle muscular dystrophy type 2B (ClinVar).

c.2622G>A · rs191337920 · VCV259071

Conflicting classifications of pathogenicity Conflicting submitters

Classification

Conflicting classifications of pathogenicity

ClinVar

Review

Conflicting submitters ★☆☆☆

ClinVar · 8 submitters

gnomAD v4.1

Rare

ultra-rare (popmax 0.0389%, nfe)

Conditions

neuromuscular disease caused by qualitative or quantitative defects of dysferlin

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
Conservation	phyloP -0.21	GERP -3.8, phastCons 0.24
Overall
CADD	6.945	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.0389% European (non-Finnish) · 459/1,180,022 alleles

Filtering AF 0.0359% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0348%

Overall 0.0304% 491/1,614,172 alleles · ultra-rare

Ancestry group	Frequency	1 in
European (non-Finnish)grpmax	0.0389%	2,571
Remaining individualsnot grpmax-eligible	0.032%	3,125
African / African-American	0.008%	12,505
South Asian	0.00549%	18,216
Admixed American	0.00167%	60,032

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: DYSF
Protein: p.Leu874=
Coding: c.2622G>A
MANE Select: NM_001130987
dbSNP: rs191337920
Type: single nucleotide variant
Location: chr2:71568007 (GRCh38)
Gene constraint: LOEUF 0.836 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 79.25 · 11 PDB
Residue 874: a β-strand

Full DYSF gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

neuromuscular disease caused by qualitative or quantitative defects of dysferlin — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: autosomal recessive limb-girdle muscular dystrophy type 2B

Similar variants

DYSF c.1003-3C>A Pathogenic ★★★ same condition
DYSF c.1033+1G>A Pathogenic ★★★ same condition
DYSF c.1033+4A>T Likely pathogenic ★★★ same condition
DYSF c.1149+1G>A Pathogenic ★★★ same condition
DYSF c.1149+1G>C Pathogenic ★★★ same condition
DYSF c.1149+4A>G Pathogenic ★★★ same condition
DYSF c.1276+5G>A Pathogenic ★★★ same condition
DYSF c.1276+5G>C Pathogenic ★★★ same condition

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/dysf-p-leu874 (accessed [today's date]).

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