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AGBL5 p.Arg863Ser

c.2589G>C · rs376506451 · VCV2300989

Uncertain significance Multiple submitters
Classification
Uncertain significance
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
AlphaMissense
likely benign
0.0984 · ACMG-weighted
gnomAD v4.1
Rare
ultra-rare (popmax 0.0164%, mid)
Missense predictors
0/3 damaging
AlphaMissense, REVEL, SaProt
Conditions
1
Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense0.0984likely benign
REVEL0.032moderately benign-leaning
SaProtLLR -5.24tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI—not assessed · no allele here is in the release
PangolinΔ0.26gain · loss 0.00 · not in the SpliceAI release · independent
Constraint at this position
ConservationphyloP 5.9GERP 0.18, phastCons 1
Regional constrainto/e 1.01unconstrained · MANE · 13 kb · p 0.75 · regional, not allelic
Overall
CADD17.29PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean tolerated — a triage signal, not a reclassification

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0164% Middle Eastern · 1/6,084 alleles
Filtering AF 0.00138% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00116%
Overall 0.0018% 29/1,614,050 alleles · ultra-rare
Ancestry group Frequency 1 in
Middle Easterngrpmax 0.0164% 6,084
Remaining individualsnot grpmax-eligible 0.0048% 20,829
European (non-Finnish) 0.00203% 49,168
African / African-American 0.00134% 74,906

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
AGBL5
Protein
p.Arg863Ser
Coding
c.2589G>C
MANE Select
NM_021831
dbSNP
rs376506451
Type
single nucleotide variant
Location
chr2:27070191 (GRCh38)
Gene constraint
LOEUF 0.709 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 71.36 · 10 PDB
Residue 863
a UniProt-annotated variant site (found in patients with a usher-like phenotype encompassing rp and hearing loss; likely pathogenic); a UniProt-annotated variant site (in rp75)
Full AGBL5 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/agbl5-p-arg863ser (accessed [today's date]).

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