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MAGI2 p.Pro405=

c.1215A>G · VCV4798595

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0106%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2no splice effect predicted · four deltas, not one · how we know
Constraint at this position
ConservationphyloP 0.61GERP -3, phastCons 1
Overall
CADD9.134PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0106% European (non-Finnish) · 125/1,180,020 alleles
Filtering AF 0.00906% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00844%
Overall 0.00805% 130/1,613,970 alleles · ultra-rare exomes 122/1,461,758 · genomes 8/152,212 · joint denominator
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.0106% 9,440
Admixed American 0.005% 19,989
Remaining individualsnot grpmax-eligible 0.0016% 62,480
African / African-American 0.00133% 74,924

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
MAGI2
Protein
p.Pro405=
Coding
c.1215A>G
MANE Select
NM_012301
Type
single nucleotide variant
Location
chr7:78345932 (GRCh38)
Gene constraint
LOEUF 0.369 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 61.10 · 5 PDB
Full MAGI2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/magi2-p-pro405 (accessed [today's date]).

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