CIC p.Ala1449=
c.4347T>C · rs751301133 · VCV2649991
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0329%, mid)
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 -1.5 | GERP -2.5 |
| Overall | ||
| CADD | 1.846 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0329%
Middle Eastern · 2/6,084 alleles
Filtering AF
0.0228%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0196%
Overall
0.00799%
129/1,613,920 alleles · ultra-rare
exomes 115/1,461,874 · genomes 14/152,046 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0329% | 3,042 |
| South Asian | 0.0318% | 3,141 |
| Admixed American | 0.01% | 10,000 |
| Remaining individualsnot grpmax-eligible | 0.0096% | 10,414 |
| European (non-Finnish) | 0.00729% | 13,720 |
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
- CIC
- Protein
- p.Ala1449=
- Coding
- c.4347T>C
- MANE Select
- NM_001386298
- dbSNP
- rs751301133
- Type
- single nucleotide variant
- Location
- chr19:42290388 (GRCh38)
- Structure
- AlphaFold pLDDT 75.09
Similar variants
- CIC p.Ala1449Val Uncertain significance ★ ⚠ same residue
- CIC c.3179+1G>A Likely pathogenic ★★ same type
- CIC c.3179+1G>T Pathogenic ★★ same type
- CIC c.5903-2A>G Likely pathogenic ★★ same type
- CIC p.Asn1136Ser Likely pathogenic ★★ same type
- CIC p.Gln1134Ter Pathogenic ★★ same type
- CIC p.Gln1799Ter Likely pathogenic ★★ same type
- SLC25A1 c.821+1G>A Pathogenic ★★ 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/cic-p-ala1449 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown