AGAP1 p.Thr178=
c.534C>T · rs1952803881 · VCV2791797
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00167%, amr)
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 -3.5 | GERP -5.3 |
| Overall | ||
| CADD | 7.557 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00167%
Admixed American · 1/59,970 alleles
Overall
0.000124%
2/1,613,830 alleles · very rare
exomes 1/1,461,848 · genomes 1/151,982 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00167% | 59,970 |
| European (non-Finnish) | 8.47e-05% | 1,180,002 |
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
- AGAP1
- Protein
- p.Thr178=
- Coding
- c.534C>T
- MANE Select
- NM_001037131
- dbSNP
- rs1952803881
- Type
- single nucleotide variant
- Location
- chr2:235744835 (GRCh38)
- Gene constraint
- LOEUF 0.366 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 72.01 · 2 PDB
- Residue 178
- the gld domain; a binding site; a β-strand; the 'small gtpase-like' region
Similar variants
- AGAP1 p.Ala418Ser Uncertain significance ★★ ⚠ same type
- AGAP1 p.Ala52Ser Uncertain significance ★★ ⚠ same type
- AGAP1 p.Ala570Gly Uncertain significance ★★ same type
- AGAP1 p.Ala809Ser Uncertain significance ★★ ⚠ same type
- AGAP1 p.Arg14Trp Uncertain significance ★★ ⚠ same type
- AGAP1 p.Arg313His Uncertain significance ★★ ⚠ same type
- AGAP1 p.Arg696Trp Uncertain significance ★★ ⚠ same type
- AGAP1 p.Arg770Cys 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/agap1-p-thr178 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown