Is IPO7 p.Pro422Arg (c.1265C>G) pathogenic?

IPO7 p.Pro422Arg (c.1265C>G) is classified Uncertain significance in IPO7 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-10-22). AlphaMissense: ambiguous (0.349); Absent from gnomAD v4.1.

How common is IPO7 p.Pro422Arg (c.1265C>G) in the general population?

IPO7 p.Pro422Arg (c.1265C>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about IPO7 p.Pro422Arg (c.1265C>G)?

AlphaMissense predicts ambiguous (score 0.349) — an in-silico prediction, not a clinical call.

IPO7 p.Pro422Arg

c.1265C>G · VCV4679261

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

ambiguous

0.349 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

1/2 damaging

REVEL, SaProt · AlphaMissense no call

Computational evidence

Protein change
AlphaMissense	0.349	ambiguous
REVEL	0.289	benign-leaning
SaProt	LLR -12.27	damaging
⇒ SaProt calls this damaging; REVEL does not; AlphaMissense makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 6.2	GERP 1.6, phastCons 1
Regional constraint	o/e 0.57	unconstrained · MANE · 6,071 bp · p 1.6e-10 · regional, not allelic
Overall
CADD	24.7	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: IPO7
Protein: p.Pro422Arg
Coding: c.1265C>G
MANE Select: NM_006391
Type: single nucleotide variant
Location: chr11:9425192 (GRCh38)
Gene constraint: LOEUF 0.138 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 88.24

Full IPO7 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

IPO7 p.Pro422Ala Uncertain significance ★ ⚠ same residue
IPO7 p.Ala363Gly Uncertain significance ★ ⚠ same type
IPO7 p.Ala74Ser Uncertain significance ★ ⚠ same type
IPO7 p.Ala764Gly Uncertain significance ★ ⚠ same type
IPO7 p.Ala786Gly Uncertain significance ★ ⚠ same type
IPO7 p.Ala843Ser Uncertain significance ★ ⚠ same type
IPO7 p.Ala923Gly Uncertain significance ★ ⚠ same type
IPO7 p.Ala979Thr Uncertain significance ★ ⚠ same type

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/ipo7-p-pro422arg (accessed [today's date]).

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