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ABCB11 c.2011+3A>C

rs1553466024 · VCV500521

Uncertain significance Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Absent
absent from gnomAD v4.1

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation/SpliceAI carries the signal.
Splicing
Splice regiondonor +3donor splice region (+3, within the first 6 intronic nt) · inside the BP7-excluded zone
SpliceAIΔ0.88donor loss, 3 bp away · masked 0 · deltas
PangolinΔ0.71loss · gain 0.31 · agrees with SpliceAI · independent
Constraint at this position
ConservationphyloP 3.3GERP 1.8, phastCons 1
Overall
CADD3.397PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene
ABCB11
Coding
c.2011+3A>C
MANE Select
NM_003742
dbSNP
rs1553466024
Type
single nucleotide variant
Location
chr2:168969347 (GRCh38)
Gene constraint
LOEUF 0.739 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 83.23 · 9 PDB
Full ABCB11 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/abcb11-c-2011-plus-3a-c (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown