CHD4 p.Pro1901=
c.5703C>T · rs202019064 · VCV2715787
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0379%, eas)
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 -3.5 | GERP -3.4 |
| Overall | ||
| CADD | 2.987 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0379%
East Asian · 17/44,882 alleles
Filtering AF
0.0241%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0197%
Overall
0.00539%
87/1,614,164 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0379% | 2,640 |
| African / African-American | 0.00666% | 15,005 |
| European (non-Finnish) | 0.00534% | 18,730 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,256 |
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
- CHD4
- Protein
- p.Pro1901=
- Coding
- c.5703C>T
- MANE Select
- NM_001273
- dbSNP
- rs202019064
- Type
- single nucleotide variant
- Location
- chr12:6570887 (GRCh38)
- Gene constraint
- LOEUF 0.192 · pLI 1.00 · ClinGen HI 1/3 (gnomAD)
- Structure
- AlphaFold pLDDT 65.41 · 12 PDB
- Residue 1901
- the 'required for interaction with pcnt' region
Similar variants
- CHD4 p.Arg1068His Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1173Gln Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1173Trp Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1177Cys Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1177His Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1183Cys Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1183His Pathogenic/Likely pathogenic ★★ same type
- CHD4 p.Arg1340Cys 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/chd4-p-pro1901 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown