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MAGED2 p.Ser554=

c.1662T>C · rs1305741446 · VCV2113427

Uncertain significance Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00458%, amr)

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
ConservationphyloP 0.8GERP 1.3, phastCons 0.73
Overall
CADD2.76PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00458% Admixed American · 2/43,692 alleles
Filtering AF 0.000759% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000284%
Overall 0.000168% 2/1,191,064 alleles · very rare exomes 2/1,076,922 · genomes 0/114,142 · joint denominator

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
MAGED2
Protein
p.Ser554=
Coding
c.1662T>C
MANE Select
NM_177433
dbSNP
rs1305741446
Type
single nucleotide variant
Location
chrX:54815523 (GRCh38)
Structure
AlphaFold pLDDT 59.89
Residue 554
the 'disordered' region
Full MAGED2 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/maged2-p-ser554 (accessed [today's date]).

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