MAPT p.Arg445=
c.1335G>C · VCV4935680
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.59e-05%, nfe)
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 0.15 | GERP 3.4, phastCons 0.77 |
| Overall | ||
| CADD | 2.523 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
8.59e-05%
European (non-Finnish) · 1/1,163,514 alleles
Overall
6.36e-05%
1/1,572,626 alleles · very rare
exomes 1/1,420,388 · genomes 0/152,238 · joint denominator
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
- MAPT
- Protein
- p.Arg445=
- Coding
- c.1335G>C
- MANE Select
- NM_001377265
- Type
- single nucleotide variant
- Location
- chr17:45983914 (GRCh38)
- Gene constraint
- LOEUF 0.723 · pLI <0.01 · ClinGen HI 0/3 (gnomAD)
- Structure
- AlphaFold pLDDT 49.56 · 299 PDB
- Residue 445
- the 'disordered' region
Similar variants
- MAPT p.Arg445Trp Benign ★★ ⚠ same residue
- MAPT c.1999-10G>T Pathogenic ★★ same type
- MAPT c.2091+16C>T Pathogenic ★★ same type
- MAPT c.2091+3G>A Pathogenic ★★ same type
- MAPT p.Arg798Trp Pathogenic ★★ ⚠ same type
- MAPT p.Asn671Lys Pathogenic ★★ ⚠ same type
- MAPT p.Asn688= Pathogenic ★★ same type
- MAPT p.Gln728His Pathogenic/Likely pathogenic ★★ ⚠ 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/mapt-p-arg445 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown