COL11A2 p.Arg756=
c.2266A>C · rs138083769 · VCV1188167
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 4 submitters
gnomAD v4.1
Rare
rare (popmax 0.187%, afr)
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 1 | GERP -1.7, phastCons 1 |
| Overall | ||
| CADD | 14.05 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.187%
African / African-American · 140/75,024 alleles
Filtering AF
0.161%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.152%
Overall
0.0122%
196/1,613,058 alleles · rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.187% | 536 |
| Middle Eastern | 0.066% | 1,516 |
| Admixed American | 0.055% | 1,819 |
| Remaining individualsnot grpmax-eligible | 0.024% | 4,166 |
| European (non-Finnish) | 0.000339% | 295,004 |
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
- COL11A2
- Protein
- p.Arg756=
- Coding
- c.2266A>C
- MANE Select
- NM_080680
- dbSNP
- rs138083769
- Type
- single nucleotide variant
- Location
- chr6:33176018 (GRCh38)
- Gene constraint
- LOEUF 0.503 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 50.18
- Residue 756
- the 'disordered' region; the 'triple-helical region' region
Similar variants
- COL11A2 c.1119+1G>A Likely pathogenic ★★ same type
- COL11A2 c.1819-2A>G Likely pathogenic ★★ same type
- COL11A2 c.3852+1G>T Likely pathogenic ★★ same type
- COL11A2 c.4392+1G>A Pathogenic ★★ same type
- COL11A2 c.607-2A>T Likely pathogenic ★★ same type
- COL11A2 c.876+1G>A Likely pathogenic ★★ same type
- COL11A2 p.Arg1020Ter Pathogenic/Likely pathogenic ★★ same type
- COL11A2 p.Arg1034Cys 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/col11a2-p-arg756 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown