Is ACD p.Ala17Val (c.50C>T) pathogenic?

ACD p.Ala17Val (c.50C>T) is classified Uncertain significance in ACD (ClinVar, Single submitter, 1 submitter; last evaluated 2022-06-11). Very rare (popmax 6.86e-05%); Associated with Inborn genetic diseases.

What condition is associated with ACD p.Ala17Val (c.50C>T)?

ACD p.Ala17Val (c.50C>T) is associated with Inborn genetic diseases (ClinVar).

How common is ACD p.Ala17Val (c.50C>T) in the general population?

ACD p.Ala17Val (c.50C>T) is very rare (popmax 6.86e-05%) (gnomAD).

ACD p.Ala17Val

c.50C>T · rs2543613502 · VCV1745339

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 6.86e-05%)

Conditions

Inborn genetic diseases

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL	0.036	moderately benign-leaning
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -0.16	GERP -2.5
Overall
CADD	0.568	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 6.86e-05%

Overall 6.86e-05% 1/1,458,082 alleles · very rare

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: ACD
Protein: p.Ala17Val
Coding: c.50C>T
MANE Select: NM_001082486
dbSNP: rs2543613502
Type: single nucleotide variant
Location: chr16:67660429 (GRCh38)
Gene constraint: LOEUF 0.921 · pLI <0.01 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 63.09 · 28 PDB
Residue 17: an α-helix

Full ACD gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Inborn genetic diseases — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

ACD p.Ile17= Likely benign ★ same residue
ACD c.-20C>T Uncertain significance ★★ same condition
ACD c.-26T>G Uncertain significance ★★ same condition
ACD c.-29C>A Uncertain significance ★★ same condition
ACD c.-30C>T Uncertain significance ★★ same condition
ACD c.-35C>T Uncertain significance ★★ same condition
ACD c.-36C>G Uncertain significance ★★ same condition
ACD c.-9G>T Uncertain significance ★★ same condition

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/acd-p-ala17val (accessed [today's date]).

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