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ACVR1 p.Ser41fs

c.121_122del · VCV4717795

Uncertain significance Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
Consequence
frameshift
predicted LoF
gnomAD v4.1
Rare

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 4 of 11
Splicing
SpliceAI—not assessed · substitutions only
Constraint at this position
ConservationphyloP 2.9GERP 1.9, phastCons 1

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

Variant & gene context

Gene
ACVR1
Protein
p.Ser41fs
Coding
c.121_122del
MANE Select
NM_001111067
Type
Microsatellite
Location
chr2:157780546 (GRCh38)
Gene constraint
LOEUF 0.835 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 83.70 · 85 PDB
Residue 41
a UniProt-annotated variant site (in)
Full ACVR1 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/acvr1-p-ser41fs (accessed [today's date]).

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