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ADSS1 p.Leu347=

c.1041A>G · rs147370332 · VCV714552

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0936%, nfe)

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 -1.4GERP -4.2
Overall
CADD1.82PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0936% European (non-Finnish) · 1,104/1,179,990 alleles
Filtering AF 0.0889% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0871%
Overall 0.0718% 1,158/1,612,284 alleles · ultra-rare
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.0936% 1,069
Remaining individualsnot grpmax-eligible 0.0464% 2,155
Admixed American 0.025% 4,001
African / African-American 0.012% 8,338
Finnishnot grpmax-eligible 0.00161% 62,210

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
ADSS1
Protein
p.Leu347=
Coding
c.1041A>G
MANE Select
NM_152328
dbSNP
rs147370332
Type
single nucleotide variant
Location
chr14:104743159 (GRCh38)
Gene constraint
LOEUF 1.245 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 93.10
Full ADSS1 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/adss1-p-leu347 (accessed [today's date]).

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