Is INF2 p.Arg797= (c.2391C>T) pathogenic?

INF2 p.Arg797= (c.2391C>T) is classified Likely benign in INF2 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-06-03). Very rare (popmax 0.00481%, eas); Associated with focal segmental glomerulosclerosis 5.

What condition is associated with INF2 p.Arg797= (c.2391C>T)?

INF2 p.Arg797= (c.2391C>T) is associated with focal segmental glomerulosclerosis 5, Charcot-Marie-Tooth disease dominant intermediate E (ClinVar).

How common is INF2 p.Arg797= (c.2391C>T) in the general population?

INF2 p.Arg797= (c.2391C>T) is very rare (popmax 0.00481%, eas) (gnomAD).

INF2 p.Arg797=

c.2391C>T · rs764087314 · VCV2017140

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.00481%, eas)

Conditions

focal segmental glomerulosclerosis 5

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI	<0.2	all four deltas below 0.2 · C>G here scores Δ0.28 · evaluated, not missing
Constraint at this position
Conservation	phyloP -20	GERP -14
Overall
CADD	1.44	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00481% East Asian · 2/41,540 alleles

Filtering AF 0.000798% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000299%

Overall 0.00051% 8/1,567,588 alleles · very rare exomes 8/1,415,266 · genomes 0/152,322 · joint denominator

Ancestry group	Frequency	1 in
East Asiangrpmax	0.00481%	20,770
Finnishnot grpmax-eligible	0.00337%	29,706
South Asian	0.00234%	42,722
Admixed American	0.00186%	53,800
European (non-Finnish)	8.64e-05%	1,157,277

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: INF2
Protein: p.Arg797=
Coding: c.2391C>T
MANE Select: NM_022489
dbSNP: rs764087314
Type: single nucleotide variant
Location: chr14:104711159 (GRCh38)
Gene constraint: LOEUF 0.526 · pLI 0.33 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 67.34 · 10 PDB
Residue 797: the fh2 domain

Full INF2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

focal segmental glomerulosclerosis 5 — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: Charcot-Marie-Tooth disease dominant intermediate E

Similar variants

INF2 p.Arg797Cys Uncertain significance ★ ⚠ same residue
INF2 p.Arg797His Conflicting classifications of pathogenicity ★ ⚠ same residue
INF2 p.Arg177Cys Pathogenic/Likely pathogenic ★★ same condition
INF2 p.Arg214Cys Pathogenic/Likely pathogenic ★★ same condition
INF2 p.Arg214His Pathogenic/Likely pathogenic ★★ same condition
INF2 p.Arg218Gln Pathogenic/Likely pathogenic ★★ same condition
INF2 p.Arg218Trp Pathogenic/Likely pathogenic ★★ same condition
INF2 p.Arg91Gly Pathogenic/Likely 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/inf2-p-arg797 (accessed [today's date]).

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