Is RANBP2 p.Arg552= (c.1656A>G) pathogenic?

RANBP2 p.Arg552= (c.1656A>G) is classified Likely benign in RANBP2 (ClinVar, Single submitter, 1 submitter; last evaluated 2023-11-06). Very rare (popmax 0.00223%, eas); Associated with familial acute necrotizing encephalopathy.

What condition is associated with RANBP2 p.Arg552= (c.1656A>G)?

RANBP2 p.Arg552= (c.1656A>G) is associated with familial acute necrotizing encephalopathy (ClinVar).

How common is RANBP2 p.Arg552= (c.1656A>G) in the general population?

RANBP2 p.Arg552= (c.1656A>G) is very rare (popmax 0.00223%, eas) (gnomAD).

How is Familial acute necrotizing encephalopathy inherited?

Typically Autosomal dominant (Orphanet). A genetic counselor can assess individual risk for a family.

RANBP2 p.Arg552=

c.1656A>G · rs2467507863 · VCV2772192

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.00223%, eas)

Conditions

familial acute necrotizing encephalopathy

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 2	GERP 1.7, phastCons 1
Overall
CADD	9.163	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00223% East Asian · 1/44,866 alleles

Overall 6.2e-05% 1/1,611,958 alleles · very rare exomes 1/1,459,686 · genomes 0/152,272 · 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: RANBP2
Protein: p.Arg552=
Coding: c.1656A>G
MANE Select: NM_006267
dbSNP: rs2467507863
Type: single nucleotide variant
Location: chr2:108751895 (GRCh38)
Gene constraint: LOEUF 0.231 · pLI 1.00 (gnomAD)

Full RANBP2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

familial acute necrotizing encephalopathy — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Familial acute necrotizing encephalopathy (Orphanet):

Inheritance: Autosomal dominant
Onset: Adolescent, Adult, Childhood, Infancy

Similar variants

RANBP2 p.Thr585Met Pathogenic/Likely pathogenic ★★ ⚠ same condition
RANBP2 c.406-2A>G Uncertain significance ★★ same condition
RANBP2 p.Ala2564Ser Uncertain significance ★★ ⚠ same condition
RANBP2 p.Ala3072Val Uncertain significance ★★ ⚠ same condition
RANBP2 p.Ala534Val Uncertain significance ★★ same condition
RANBP2 p.Ala836Val Uncertain significance ★★ ⚠ same condition
RANBP2 p.Arg1096Gln Uncertain significance ★★ ⚠ same condition
RANBP2 p.Arg1198Cys Uncertain significance ★★ 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/ranbp2-p-arg552 (accessed [today's date]).

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