NBAS p.Ser413=
c.1239A>G · rs145163526 · VCV1156255
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 4 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0657%, mid)
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 -6.5 | GERP -4 |
| Overall | ||
| CADD | 0.213 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0657%
Middle Eastern · 4/6,084 alleles
Filtering AF
0.0294%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0283%
Overall
0.0246%
397/1,613,974 alleles · ultra-rare
exomes 371/1,461,796 · genomes 26/152,178 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0657% | 1,521 |
| European (non-Finnish) | 0.0321% | 3,113 |
| Remaining individualsnot grpmax-eligible | 0.016% | 6,249 |
| South Asian | 0.00329% | 30,363 |
| Finnishnot grpmax-eligible | 0.00156% | 64,034 |
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.Ser413=
- Coding
- c.1239A>G
- MANE Select
- NM_015909
- dbSNP
- rs145163526
- Type
- single nucleotide variant
- Location
- chr2:15475789 (GRCh38)
- Gene constraint
- LOEUF 0.761 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 74.42
- Residue 413
- a UniProt-annotated variant site (in ilfs2; uncertain significance); the 'interaction with use1' region
Similar variants
- 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
- NBAS c.4583-2A>G Likely pathogenic ★★ same type
- NBAS c.513+2T>C Pathogenic/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-ser413 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown