CDCA7 p.Gln83Arg
c.248A>G · VCV3998717
Uncertain significance
Single submitter
Classification
Uncertain significance
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. | ||
| REVEL | 0.063 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | <0.2 | all four deltas below 0.2 · A>T here scores Δ0.21 · evaluated, not missing |
| Constraint at this position | ||
| Conservation | phyloP 5.5 | GERP 1.7, phastCons 1 |
| Regional constraint | o/e 0.89 | unconstrained · MANE · 11 kb · p 0.02 · regional, not allelic |
| Overall | ||
| CADD | 19.25 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00167%
Admixed American · 1/60,030 alleles
Overall
0.000137%
2/1,461,872 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00167% | 60,030 |
| European (non-Finnish) | 8.47e-05% | 1,180,038 |
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
- CDCA7
- Protein
- p.Gln83Arg
- Coding
- c.248A>G
- MANE Select
- NM_031942
- Type
- single nucleotide variant
- Location
- chr2:173359355 (GRCh38)
- Gene constraint
- LOEUF 0.676 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 68.93 · 2 PDB
- Residue 83
- the 'disordered' region
Similar variants
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- CDCA7 p.Ala157Val Uncertain significance ★★ ⚠ same type
- CDCA7 p.Ala391Gly Uncertain significance ★★ ⚠ same type
- CDCA7 p.Arg134Leu Uncertain significance ★★ ⚠ same type
- CDCA7 p.Arg134Trp Uncertain significance ★★ ⚠ same type
- CDCA7 p.Arg171Cys Uncertain significance ★★ ⚠ same type
- CDCA7 p.Arg171Leu Uncertain significance ★★ ⚠ same type
- CDCA7 p.Arg239Gln 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/cdca7-p-gln83arg (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown