ARNT2 p.Thr348=
c.1044A>G · VCV4778741
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00223%, 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 -12 | GERP -3.7 |
| Overall | ||
| CADD | 0.079 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00223%
East Asian · 1/44,888 alleles
Filtering AF
0.00145%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00123%
Overall
0.00185%
27/1,461,814 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.00223% | 44,888 |
| European (non-Finnish) | 0.00212% | 47,200 |
| Admixed American | 0.00167% | 60,026 |
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
- ARNT2
- Protein
- p.Thr348=
- Coding
- c.1044A>G
- MANE Select
- NM_014862
- Type
- single nucleotide variant
- Location
- chr15:80552729 (GRCh38)
- Gene constraint
- LOEUF 0.498 · pLI 0.94 (gnomAD)
- Structure
- AlphaFold pLDDT 59.49
- Residue 348
- the pas 2 domain
Similar variants
- ARNT2 p.Thr348Ser Uncertain significance ★ ⚠ same residue
- ARNT2 p.Arg159Ter Pathogenic/Likely pathogenic ★★ same type
- ARNT2 p.Ala483Val Uncertain significance ★★ ⚠ same type
- ARNT2 p.Arg262Lys Uncertain significance ★★ ⚠ same type
- ARNT2 p.Asp705Tyr Uncertain significance ★★ ⚠ same type
- ARNT2 p.Gln520Arg Uncertain significance ★★ ⚠ same type
- ARNT2 p.Gly472Ser Uncertain significance ★★ ⚠ same type
- ARNT2 p.Gly546Arg 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/arnt2-p-thr348 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown