ABCC2 c.2271+9G>A
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0245%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| Splice region | donor +9 | near-intronic (+9 nt from the splice site) |
|---|---|---|
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 3.1 | GERP 0.58, phastCons 1 |
| Non-coding constraint | Z 2.30 | 1 kb window · o/e 0.83 · regional · uncalibrated |
| Overall | ||
| CADD | 16.97 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0245%
East Asian · 11/44,890 alleles
Filtering AF
0.0137%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0106%
Overall
0.000805%
13/1,613,920 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0245% | 4,081 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,476 |
| European (non-Finnish) | 8.47e-05% | 1,179,979 |
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
- ABCC2
- Coding
- c.2271+9G>A
- MANE Select
- NM_000392
- dbSNP
- rs758246739
- Type
- single nucleotide variant
- Location
- chr10:99817493 (GRCh38)
- Gene constraint
- LOEUF 0.985 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 81.40 · 16 PDB
Similar variants
- ABCC2 c.1031+4A>G Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.1967+1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.1968-1G>C Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.3258+1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.333+1G>A Likely pathogenic ★★ same type
- ABCC2 c.3414+1G>A Likely pathogenic ★★ same type
- ABCC2 c.3415-1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.3741+1G>A 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/abcc2-c-2271-plus-9g-a (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown