DCHS1 c.1986+8A>C
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00448%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| Splice region | donor +8 | near-intronic (+8 nt from the splice site) |
|---|---|---|
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 0.55 | GERP 0.5 |
| Non-coding constraint | Z 3.18 | 1 kb window · o/e 0.76 · regional · uncalibrated |
| Overall | ||
| CADD | 6.994 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00448%
East Asian · 2/44,686 alleles
Filtering AF
0.000742%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000278%
Overall
0.000207%
3/1,447,002 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.00448% | 22,343 |
| European (non-Finnish) | 8.54e-05% | 1,170,787 |
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
- DCHS1
- Coding
- c.1986+8A>C
- MANE Select
- NM_003737
- Type
- single nucleotide variant
- Location
- chr11:6634110 (GRCh38)
- Gene constraint
- LOEUF 0.491 · pLI 0.33 · ClinGen HI 1/3 (gnomAD)
Similar variants
- DCHS1 p.Arg2141Ter Pathogenic/Likely pathogenic ★★ same type
- DCHS1 p.Arg2330Cys Pathogenic/Likely pathogenic ★★ ⚠ same type
- DCHS1 p.Ala1241Val Uncertain significance ★★ same type
- DCHS1 p.Ala1325Ser Uncertain significance ★★ ⚠ same type
- DCHS1 p.Ala142Thr Uncertain significance ★★ ⚠ same type
- DCHS1 p.Ala1454Val Uncertain significance ★★ ⚠ same type
- DCHS1 p.Ala1460Pro Uncertain significance ★★ same type
- DCHS1 p.Ala1490Glu 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/dchs1-c-1986-plus-8a-c (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown