BPTF p.Thr1677=
c.5031T>G · rs199732667 · VCV2176421
Benign
Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.7%, eas)
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 -5.7 | GERP -4.6 |
| Overall | ||
| CADD | 1.505 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.7%
East Asian · 314/44,886 alleles
Filtering AF
0.636%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.611%
Overall
0.0228%
368/1,614,218 alleles · rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.7% | 143 |
| South Asian | 0.0494% | 2,024 |
| Remaining individualsnot grpmax-eligible | 0.0112% | 8,930 |
| Admixed American | 0.00167% | 60,022 |
| African / African-American | 0.00133% | 75,062 |
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
- BPTF
- Protein
- p.Thr1677=
- Coding
- c.5031T>G
- MANE Select
- NM_182641
- dbSNP
- rs199732667
- Type
- single nucleotide variant
- Location
- chr17:67912915 (GRCh38)
- Gene constraint
- LOEUF 0.09 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Residue 1677
- the 'disordered' region
Similar variants
- BPTF p.Thr1677Ala Uncertain significance ★ ⚠ same residue
- BPTF p.Arg1322Ter Pathogenic/Likely pathogenic ★★ same type
- BPTF p.Arg1738Ter Pathogenic/Likely pathogenic ★★ same type
- BPTF p.Arg2858Ter Pathogenic ★★ same type
- BPTF p.Arg841Ter Pathogenic ★★ same type
- BPTF c.1864+562A>T Uncertain significance ★★ same type
- BPTF c.1865-5651C>G Uncertain significance ★★ ⚠ same type
- BPTF p.Ala1197Val 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/bptf-p-thr1677 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown