ABCA1 p.Arg1680=
c.5038C>A · VCV3609897
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00153%, nfe)
Conditions
1
Cardiovascular phenotype
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 5.8 | GERP 2.1, phastCons 1 |
| Overall | ||
| CADD | 13.16 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00153%
European (non-Finnish) · 18/1,179,996 alleles
Filtering AF
0.000953%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000787%
Overall
0.00123%
18/1,461,870 alleles · very rare
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
- ABCA1
- Protein
- p.Arg1680=
- Coding
- c.5038C>A
- MANE Select
- NM_005502
- Type
- single nucleotide variant
- Location
- chr9:104798504 (GRCh38)
- Gene constraint
- LOEUF 0.563 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 73.50 · 7 PDB
- Residue 1680
- a UniProt-annotated variant site (in); a UniProt-annotated variant site (in tgd); an α-helix
Similar variants
- ABCA1 p.Arg1680Gln Conflicting classifications of pathogenicity ★ ⚠ same residue
- ABCA1 p.Arg1680Trp Pathogenic same residue
- ABCA1 c.4175+1G>T Pathogenic/Likely pathogenic ★★ same condition
- ABCA1 p.Thr940Met Pathogenic/Likely pathogenic ★★ same condition
- ABCA1 c.3787+5C>A Uncertain significance ★★ same condition
- ABCA1 p.Ala1855Ser Uncertain significance ★★ ⚠ same condition
- ABCA1 p.Ala766Ser Uncertain significance ★★ ⚠ same condition
- ABCA1 p.Arg1283Cys Uncertain significance ★★ ⚠ same condition
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/abca1-p-arg1680 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown