Is AFMID p.Thr287= (c.861C>T) pathogenic?

AFMID p.Thr287= (c.861C>T) is classified Likely benign in AFMID (ClinVar, Single submitter, 1 submitter; last evaluated 2023-04-01). Ultra-rare (popmax 0.0164%, mid).

How common is AFMID p.Thr287= (c.861C>T) in the general population?

AFMID p.Thr287= (c.861C>T) is ultra-rare (popmax 0.0164%, mid) (gnomAD).

AFMID p.Thr287=

c.861C>T · rs1026812271 · VCV2648337

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

ultra-rare (popmax 0.0164%, mid)

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 -2.6	GERP -0.013
Overall
CADD	2.264	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.0164% Middle Eastern · 1/6,082 alleles

Filtering AF 0.00145% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00123%

Overall 0.0018% 29/1,613,968 alleles · ultra-rare

Ancestry group	Frequency	1 in
Middle Easterngrpmax	0.0164%	6,082
Remaining individualsnot grpmax-eligible	0.0032%	31,242
European (non-Finnish)	0.00212%	47,201
South Asian	0.0011%	91,076

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: AFMID
Protein: p.Thr287=
Coding: c.861C>T
MANE Select: NM_001010982
dbSNP: rs1026812271
Type: single nucleotide variant
Location: chr17:78206026 (GRCh38)
Gene constraint: LOEUF 1.018 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 94.39

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

Similar variants

AFMID p.Ala41Asp Uncertain significance ★ ⚠ same type
AFMID p.Arg238His Uncertain significance ★ ⚠ same type
AFMID p.Arg35Gln Uncertain significance ★ ⚠ same type
AFMID p.Asn291Lys Uncertain significance ★ ⚠ same type
AFMID p.Asp247Asn Uncertain significance ★ ⚠ same type
AFMID p.Asp247Glu Uncertain significance ★ ⚠ same type
AFMID p.Asp247Val Uncertain significance ★ ⚠ same type
AFMID p.Cys237Gly 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/afmid-p-thr287 (accessed [today's date]).

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