Genetics University — Research, Education, Medical Genetics
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Gene entry

ABCB1

ATP binding cassette subfamily B member 1

Chromosome
7
Cytoband
7q21.12
Variants (rsID)
145

ABCB1 is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 7 (region 7q21.12). Its official name is “ATP binding cassette subfamily B member 1”. The reference table lists 145 variants (rsID) for this gene.

Clinically classified variants

4 reference-table entries with clinical significance.

  • rs1128503Benignsingle nucleotide variantTramadol response
  • rs2229109Benignsingle nucleotide variant
  • rs2214102Drug responsesynonymous_variantBreast Cancer
  • rs1128501Pathogenicsingle nucleotide variantColchicine resistance

Other listed variants

Public references

Data from the institutional reference table and public NCBI annotation. For education only; not a substitute for medical or genetic counselling.