CSF1R p.Leu321=
c.963C>A · rs2113815353 · VCV2988760
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000169%, nfe)
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 0.6 | GERP -0.63, phastCons 0.06 |
| Overall | ||
| CADD | 2.673 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.000169%
European (non-Finnish) · 2/1,180,032 alleles
Filtering AF
2.8e-05%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 1.1e-05%
Overall
0.000137%
2/1,461,876 alleles · very rare
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
- CSF1R
- Protein
- p.Leu321=
- Coding
- c.963C>A
- MANE Select
- NM_001288705
- dbSNP
- rs2113815353
- Type
- single nucleotide variant
- Location
- chr5:150073420 (GRCh38)
- Gene constraint
- LOEUF 0.485 · pLI 0.98 (gnomAD)
- Structure
- AlphaFold pLDDT 78.08 · 26 PDB
- Residue 321
- a β-strand; the ig-like c2-type 4 domain
Similar variants
- CSF1R p.Ala780Val Likely pathogenic ★★ same type
- CSF1R p.Ala781Val Pathogenic ★★ same type
- CSF1R p.Arg676Ter Pathogenic ★★ same type
- CSF1R p.Arg777Gln Pathogenic ★★ same type
- CSF1R p.Arg777Trp Pathogenic/Likely pathogenic ★★ same type
- CSF1R p.Arg782Cys Pathogenic/Likely pathogenic ★★ same type
- CSF1R p.Arg782His Pathogenic/Likely pathogenic ★★ same type
- CSF1R p.Gln481Ter 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/csf1r-p-leu321 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown