Is C7 p.Ile97Met (c.291C>G) pathogenic?

C7 p.Ile97Met (c.291C>G) is classified Uncertain significance in C7 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-04-01). AlphaMissense: likely benign (0.2522); Absent from gnomAD v4.1; Associated with Inborn genetic diseases.

What condition is associated with C7 p.Ile97Met (c.291C>G)?

C7 p.Ile97Met (c.291C>G) is associated with Inborn genetic diseases (ClinVar).

How common is C7 p.Ile97Met (c.291C>G) in the general population?

C7 p.Ile97Met (c.291C>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about C7 p.Ile97Met (c.291C>G)?

AlphaMissense predicts likely benign (score 0.2522) — an in-silico prediction, not a clinical call.

C7 p.Ile97Met

c.291C>G · VCV3994148

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.2522 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.2522	likely benign
REVEL	0.81	moderately pathogenic-leaning
SaProt	LLR -13.71	damaging
⇒ REVEL and SaProt call this damaging; AlphaMissense does not.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.73	GERP -0.3, phastCons 1
Overall
CADD	19.0	PHRED · no single calibrated threshold — expert panels disagree

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: C7
Protein: p.Ile97Met
Coding: c.291C>G
MANE Select: NM_001565 · reported on NM_000587
Type: single nucleotide variant
Location: chr5:40936348 (GRCh38)
Structure: AlphaFold pLDDT 89.67 · 6 PDB

Full C7 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Inborn genetic diseases — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

C7 p.Ile97Val Uncertain significance ★★ ⚠ same residue
C7 p.Ile97= Likely benign ★ same residue
C7 p.Ala359Thr Uncertain significance ★★ ⚠ same condition
C7 p.Ala53Val Uncertain significance ★★ ⚠ same condition
C7 p.Ala611Pro Uncertain significance ★★ ⚠ same condition
C7 p.Ala839Thr Uncertain significance ★★ ⚠ same condition
C7 p.Arg220Trp Uncertain significance ★★ ⚠ same condition
C7 p.Arg226Ile 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/c7-p-ile97met (accessed [today's date]).

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