Is ADSS1 p.Ser96= (c.288C>T) pathogenic?

ADSS1 p.Ser96= (c.288C>T) is classified Likely benign in ADSS1 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-07-31). Very rare (popmax 0.00134%, afr).

How common is ADSS1 p.Ser96= (c.288C>T) in the general population?

ADSS1 p.Ser96= (c.288C>T) is very rare (popmax 0.00134%, afr) (gnomAD).

ADSS1 p.Ser96=

c.288C>T · rs745538776 · VCV1681908

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.00134%, afr)

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
Conservation	phyloP 0.089	GERP -0.17, phastCons 0.9
Overall
CADD	8.789	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00134% African / African-American · 1/74,822 alleles

Filtering AF 0.000292% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000211%

Overall 0.000559% 9/1,609,294 alleles · very rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.00134%	74,822
European (non-Finnish)	0.00068%	147,159

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.Ser96=
Coding: c.288C>T
MANE Select: NM_152328
dbSNP: rs745538776
Type: single nucleotide variant
Location: chr14:104735115 (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

ADSS1 c.949-2A>G Likely pathogenic ★★ same type
ADSS1 p.Asp261Asn Pathogenic/Likely pathogenic ★★ same type
ADSS1 p.Gln323Ter Pathogenic/Likely pathogenic ★★ same type
ADSS1 c.193-4823C>A Uncertain significance ★★ same type
ADSS1 c.193-4836G>A Uncertain significance ★★ same type
ADSS1 c.193-4838G>A Uncertain significance ★★ same type
ADSS1 c.193-4866C>T Uncertain significance ★★ same type
ADSS1 c.193-4916C>T Uncertain significance ★★ same type

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-ser96 (accessed [today's date]).

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