SHH p.Pro200=
c.600G>A · rs1161764266 · VCV1580499
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00017%, nfe)
Conditions
1
holoprosencephaly 3
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -9.5 | GERP -4.3 |
| Overall | ||
| CADD | 3.058 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00017%
European (non-Finnish) · 2/1,179,374 alleles
Filtering AF
2.8e-05%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 1.1e-05%
Overall
0.000125%
2/1,597,676 alleles · very rare
exomes 2/1,445,352 · genomes 0/152,324 · joint denominator
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
- SHH
- Protein
- p.Pro200=
- Coding
- c.600G>A
- MANE Select
- NM_000193
- dbSNP
- rs1161764266
- Type
- single nucleotide variant
- Location
- chr7:155803689 (GRCh38)
- Gene constraint
- LOEUF 0.493 · pLI 0.98 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 80.23 · 20 PDB
- Residue 200
- a UniProt-annotated variant site (in hpe3)
Similar variants
- SHH p.Arg72Ter Pathogenic ★★ same condition
- SHH p.Asp222Asn Likely pathogenic ★★ same condition
- SHH p.Leu266Phe Likely pathogenic ★★ same condition
- SHH p.Leu271Pro Likely pathogenic ★★ same condition
- SHH p.Pro347Arg Likely pathogenic ★★ same condition
- SHH p.Pro347Leu Pathogenic/Likely pathogenic ★★ same condition
- SHH p.Ser436Ter Pathogenic/Likely pathogenic ★★ same condition
- SHH p.Tyr141Ter Pathogenic ★★ same condition
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/shh-p-pro200 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown