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VSX2 p.Arg310=

c.930G>A · rs1328271980 · VCV2897511

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00229%, eas)
Conditions
1
isolated microphthalmia 2

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 -0.13GERP -2.9, phastCons 0.006
Overall
CADD5.243PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00229% East Asian · 1/43,718 alleles
Overall 0.000126% 2/1,587,064 alleles · very rare
Ancestry group Frequency 1 in
East Asiangrpmax 0.00229% 43,718
African / African-American 0.00134% 74,532

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
VSX2
Protein
p.Arg310=
Coding
c.930G>A
MANE Select
NM_182894
dbSNP
rs1328271980
Type
single nucleotide variant
Location
chr14:74260763 (GRCh38)
Gene constraint
LOEUF 1.35 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 61.65
Full VSX2 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/vsx2-p-arg310 (accessed [today's date]).

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