CCDC88A p.Asp1823=
c.5469T>C · rs1295178031 · VCV1943610
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0317%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.087 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 0.12 | GERP -3.3, phastCons 0.13 |
| Overall | ||
| CADD | 4.967 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0317%
Admixed American · 19/60,006 alleles
Filtering AF
0.0207%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0172%
Overall
0.00118%
19/1,614,094 alleles · ultra-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
- CCDC88A
- Protein
- p.Asp1823=
- Coding
- c.5469T>C
- MANE Select
- NM_001365480
- dbSNP
- rs1295178031
- Type
- single nucleotide variant
- Location
- chr2:55295679 (GRCh38)
- Gene constraint
- LOEUF 0.25 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 67.09 · 1 PDB
- Residue 1823
- the 'sh2-like; required for interaction with growth factor receptors' region; the 'disordered' region
Similar variants
- CCDC88A p.Ala1536Thr Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala155Val Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala158Thr Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala1770Val Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala194Thr Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala72Thr Uncertain significance ★★ ⚠ same type
- CCDC88A p.Ala845Gly Uncertain significance ★★ ⚠ same type
- CCDC88A p.Arg1169His 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/ccdc88a-p-asp1823 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown