NBAS p.Gln285=
c.855G>A · rs375061670 · VCV1637468
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00314%, nfe)
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 -3.6 | GERP -2 |
| Overall | ||
| CADD | 1.853 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00314%
European (non-Finnish) · 37/1,180,004 alleles
Filtering AF
0.00231%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00202%
Overall
0.00229%
37/1,613,938 alleles · very rare
exomes 34/1,461,798 · genomes 3/152,140 · 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
- NBAS
- Protein
- p.Gln285=
- Coding
- c.855G>A
- MANE Select
- NM_015909
- dbSNP
- rs375061670
- Type
- single nucleotide variant
- Location
- chr2:15511242 (GRCh38)
- Gene constraint
- LOEUF 0.761 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 74.42
- Residue 285
- a UniProt-annotated variant site (in ilfs2; uncertain significance); the 'interaction with use1' region
Similar variants
- NBAS p.Gln285Arg Uncertain significance ★ ⚠ same residue
- NBAS p.Gln285His Uncertain significance ★ ⚠ same residue
- NBAS c.1726-2A>G Likely pathogenic ★★ same type
- NBAS c.173-2A>G Likely pathogenic ★★ same type
- NBAS c.209+2T>G Pathogenic/Likely pathogenic ★★ same type
- NBAS c.2423+404G>C Likely pathogenic ★★ same type
- NBAS c.335+1G>C Pathogenic/Likely pathogenic ★★ same type
- NBAS c.4461+2T>C Likely 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/nbas-p-gln285 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown