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AHNAK p.Arg207=

c.621A>G · rs768394185 · VCV2641879

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.0011%, sas)

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 -0.46GERP -4, phastCons 0.12
Overall
CADD8.366PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0011% South Asian · 1/91,084 alleles
Overall 6.2e-05% 1/1,614,188 alleles · very rare exomes 1/1,461,888 · genomes 0/152,300 · 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
AHNAK
Protein
p.Arg207=
Coding
c.621A>G
MANE Select
NM_001620
dbSNP
rs768394185
Type
single nucleotide variant
Location
chr11:62533796 (GRCh38)
Gene constraint
LOEUF 0.793 · pLI <0.01 (gnomAD)
Full AHNAK 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/ahnak-p-arg207 (accessed [today's date]).

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