Is GARS1 p.Val618= (c.1854C>T) pathogenic?

GARS1 p.Val618= (c.1854C>T) is classified Likely benign in GARS1 (ClinVar, Single submitter, 1 submitter; last evaluated 2022-08-10). Absent from gnomAD v4.1; Associated with Charcot-Marie-Tooth disease type 2.

What condition is associated with GARS1 p.Val618= (c.1854C>T)?

GARS1 p.Val618= (c.1854C>T) is associated with Charcot-Marie-Tooth disease type 2 (ClinVar).

How common is GARS1 p.Val618= (c.1854C>T) in the general population?

GARS1 p.Val618= (c.1854C>T) is absent from gnomAD v4.1 (gnomAD).

GARS1 p.Val618=

c.1854C>T · rs1783234008 · VCV1680953

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Absent

absent from gnomAD v4.1

Conditions

Charcot-Marie-Tooth disease type 2

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 1.8	GERP 0.95, phastCons 1
Overall
CADD	9.589	PHRED · no single calibrated threshold — expert panels disagree

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: GARS1
Protein: p.Val618=
Coding: c.1854C>T
MANE Select: NM_002047
dbSNP: rs1783234008
Type: single nucleotide variant
Location: chr7:30631492 (GRCh38)
Gene constraint: LOEUF 0.648 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 86.61 · 14 PDB
Residue 618: a β-strand

Full GARS1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

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

Similar variants

GARS1 p.Val618Ile Conflicting classifications of pathogenicity ★ ⚠ same residue
GARS1 p.Asp200Asn Pathogenic/Likely pathogenic ★★ same condition
GARS1 p.Gly294Arg Pathogenic/Likely pathogenic ★★ same condition
GARS1 p.Gly339Arg Pathogenic/Likely pathogenic ★★ same condition
GARS1 p.His472Arg Pathogenic ★★ same condition
GARS1 p.Ile334Asn Pathogenic/Likely pathogenic ★★ same condition
GARS1 p.Ile334Phe Pathogenic ★★ same condition
GARS1 p.Ile334Thr 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/gars1-p-val618 (accessed [today's date]).

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