PHOX2B p.Val142=
c.426C>A · rs2552097011 · VCV2783284
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Not reported
no allele count reported in gnomAD v4.1 (AN 1,605,280)
Conditions
1
Haddad syndrome
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.015 | strongly benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 0.32 | GERP -5.4, phastCons 0.97 |
| Overall | ||
| CADD | 8.926 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
No allele count reported in gnomAD v4.1 (AN 1,605,280). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.
Variant & gene context
- Gene
- PHOX2B
- Protein
- p.Val142=
- Coding
- c.426C>A
- MANE Select
- NM_003924
- dbSNP
- rs2552097011
- Type
- single nucleotide variant
- Location
- chr4:41747352 (GRCh38)
- Gene constraint
- LOEUF 0.349 · pLI 0.99 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 61.94 · 5 PDB
- Residue 142
- a DNA-binding region; an α-helix
Similar variants
- PHOX2B c.241+1G>A Likely pathogenic ★★ same condition
- PHOX2B c.242-1G>A Pathogenic/Likely pathogenic ★★ same condition
- PHOX2B p.Arg141Gln Pathogenic/Likely pathogenic ★★ same condition
- PHOX2B p.Tyr83Ter Pathogenic/Likely pathogenic ★★ same condition
- PHOX2B c.241+5G>A Uncertain significance ★★ same condition
- PHOX2B c.241+6G>T Uncertain significance ★★ same condition
- PHOX2B c.429+4C>A Uncertain significance ★★ same condition
- PHOX2B c.429+4C>T Uncertain significance ★★ 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/phox2b-p-val142 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown