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XDH p.Thr151=

c.453A>G · VCV3350207

Likely benign No assertion criteria
Classification
Likely benign
ClinVar
Review
No assertion criteria ☆☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 6.84e-05%)
Conditions
1
XDH-related disorder

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 -3.1GERP -3.7
Overall
CADD6.444PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 6.84e-05%
Overall 6.84e-05% 1/1,461,876 alleles · very rare

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
XDH
Protein
p.Thr151=
Coding
c.453A>G
MANE Select
NM_003104 · reported on NM_000379
Type
single nucleotide variant
Location
chr2:31397710 (GRCh38)
Structure
AlphaFold pLDDT 98.06 · 3 PDB
Residue 151
a UniProt-annotated variant site (in hmnr8); an α-helix
Full XDH gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

XDH-related disorder

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/xdh-p-thr151 (accessed [today's date]).

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