Is MORC2 p.Ile461Val (c.1381A>G) pathogenic?

MORC2 p.Ile461Val (c.1381A>G) is classified Uncertain significance in MORC2 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-10-09). AlphaMissense: likely benign (0.1819); Absent from gnomAD v4.1; Associated with Charcot-Marie-Tooth disease axonal type 2Z.

What condition is associated with MORC2 p.Ile461Val (c.1381A>G)?

MORC2 p.Ile461Val (c.1381A>G) is associated with Charcot-Marie-Tooth disease axonal type 2Z (ClinVar).

How common is MORC2 p.Ile461Val (c.1381A>G) in the general population?

MORC2 p.Ile461Val (c.1381A>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about MORC2 p.Ile461Val (c.1381A>G)?

AlphaMissense predicts likely benign (score 0.1819) — an in-silico prediction, not a clinical call.

MORC2 p.Ile461Val

Q: How is Autosomal dominant Charcot-Marie-Tooth disease type 2Z inherited?

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

c.1381A>G · rs2147255910 · VCV1480249

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.1819 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Charcot-Marie-Tooth disease axonal type 2Z

Computational evidence

Protein change
AlphaMissense	0.1819	likely benign
REVEL	0.246	benign-leaning
SaProt	LLR -5.95	tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 7.9	GERP 1.9, phastCons 1
Regional constraint	o/e 0.59	unconstrained · MANE · 2,611 bp · p 4.1e-09 · regional, not allelic
Overall
CADD	23.8	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean tolerated — a triage signal, not a reclassification

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene: MORC2
Protein: p.Ile461Val
Coding: c.1381A>G
MANE Select: NM_001303256
dbSNP: rs2147255910
Type: single nucleotide variant
Location: chr22:30937700 (GRCh38)
Gene constraint: LOEUF 0.3 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 78.37 · 9 PDB
Residue 461: an α-helix

Full MORC2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Charcot-Marie-Tooth disease axonal type 2Z — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Autosomal dominant Charcot-Marie-Tooth disease type 2Z (Orphanet):

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

Similar variants

MORC2 p.Ile461= Likely benign ★ same residue
MORC2 p.Arg132Cys Pathogenic/Likely pathogenic ★★ same condition
MORC2 p.Arg252Trp Pathogenic/Likely pathogenic ★★ same condition
MORC2 p.Arg266Ser Pathogenic/Likely pathogenic ★★ same condition
MORC2 p.Asp466Asn Pathogenic/Likely pathogenic ★★ ⚠ same condition
MORC2 p.Glu236Gly Pathogenic/Likely pathogenic ★★ same condition
MORC2 p.Glu27Lys Pathogenic/Likely pathogenic ★★ ⚠ same condition
MORC2 p.Ser87Leu 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/morc2-p-ile461val (accessed [today's date]).

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