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ACAD9 p.Phe425fs

c.1272del · VCV4815582

Likely pathogenic Single submitter
Classification
Likely pathogenic
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
Consequence
frameshift
predicted LoF
gnomAD v4.1
Rare
Conditions
1
acyl-CoA dehydrogenase 9 deficiency

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Consequenceframeshiftpredicted loss-of-function
NMDpredictedpremature termination codon in exon 12 of 18
Splicing
SpliceAI—not assessed · substitutions only
Constraint at this position
ConservationphyloP 7.8GERP 0.3, phastCons 1

Predicted loss-of-function is descriptive, not an applied PVS1 code.

Variant & gene context

Gene
ACAD9
Protein
p.Phe425fs
Coding
c.1272del
MANE Select
NM_014049
Type
Deletion
Location
chr3:128906243 (GRCh38)
Gene constraint
LOEUF 0.884 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 92.09 · 2 PDB
Residue 425
a β-strand
Full ACAD9 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

acyl-CoA dehydrogenase 9 deficiency — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Acyl-CoA dehydrogenase 9 deficiency (Orphanet):

Inheritance
Autosomal recessive
Onset
Childhood, Infancy, Neonatal

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/acad9-p-phe425fs (accessed [today's date]).

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