MACF1 p.Pro6943=
c.20829C>T · rs183443732 · VCV1985780
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0307%, sas)
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 -12 | GERP -3.8 |
| Overall | ||
| CADD | 0.814 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0307%
South Asian · 28/91,080 alleles
Filtering AF
0.0218%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0188%
Overall
0.00235%
38/1,614,050 alleles · ultra-rare
exomes 36/1,461,884 · genomes 2/152,166 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0307% | 3,253 |
| Admixed American | 0.00333% | 29,999 |
| African / African-American | 0.00133% | 74,922 |
| European (non-Finnish) | 0.000593% | 168,576 |
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
- MACF1
- Protein
- p.Pro6943=
- Coding
- c.20829C>T
- MANE Select
- NM_001394062
- dbSNP
- rs183443732
- Type
- single nucleotide variant
- Location
- chr1:39453793 (GRCh38)
- Gene constraint
- LOEUF 0.238 · pLI 1.00 (gnomAD)
Similar variants
- MACF1 p.Arg7251Pro Likely pathogenic ★★ same type
- MACF1 p.Ala5598Ser Uncertain significance ★★ same type
- MACF1 p.Ala601Pro Uncertain significance ★★ ⚠ same type
- MACF1 p.Arg1196Gln Uncertain significance ★★ ⚠ same type
- MACF1 p.Arg30Gln Uncertain significance ★★ same type
- MACF1 p.Arg3713Cys Uncertain significance ★★ ⚠ same type
- MACF1 p.Arg4674Cys Uncertain significance ★★ same type
- MACF1 p.Arg5490Gln 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/macf1-p-pro6943 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown