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SIX5 p.Ala76=

c.228C>T · VCV4780699

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00423%, amr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI—not looked up on this page · why
Constraint at this position
ConservationphyloP 2.1GERP 0.27, phastCons 1
Overall
CADD13.31PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00423% Admixed American · 1/23,654 alleles
Overall 0.000178% 2/1,123,704 alleles · very rare
Ancestry group Frequency 1 in
Admixed Americangrpmax 0.00423% 23,654
South Asian 0.00303% 33,046

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
SIX5
Protein
p.Ala76=
Coding
c.228C>T
Type
single nucleotide variant
Location
chr19:45768617 (GRCh38)
Full SIX5 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

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/six5-p-ala76 (accessed [today's date]).

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