Pharmacogenomic Effect/ADR for Tioguanine (DBSNPE006067)

Identifier
DBSNPE006067
Drug
Tioguanine (DB00352)
Interacting Gene/Enzyme
Thiopurine S-methyltransferase
Gene Name
TPMT
UniProt ID
P51580
Defining Change(s)
G Allelers1800462
Allele Name
TPMT*2
Genotype(s)
(G;G) / (C;G)
Type(s)
ADR Directly Studied
Groups
Non-functional TPMT
Description
The presence of this polymorphism in TPMT may be associated with an increased risk of developing rapid bone marrow suppression when treated with tioguanine.
References
  1. Relling MV, Gardner EE, Sandborn WJ, Schmiegelow K, Pui CH, Yee SW, Stein CM, Carrillo M, Evans WE, Klein TE: Clinical Pharmacogenetics Implementation Consortium guidelines for thiopurine methyltransferase genotype and thiopurine dosing. Clin Pharmacol Ther. 2011 Mar;89(3):387-91. doi: 10.1038/clpt.2010.320. Epub 2011 Jan 26. [Article]