title: A frequent polymorphism for the cytosolic thymidine kinase gene, TK1, (17q21-q22) detected by the enzyme TaqI.
mesh_terms: D002902:Chromosomes, Human, 16-18; D004262:DNA Restriction Enzymes / Q000378:metabolism*; D015252:Deoxyribonucleases, Type II Site-Specific; D006801:Humans; D011110:Polymorphism, Genetic; D013937:Thymidine Kinase / Q000235:genetics*
chemical_list: D013937:Thymidine Kinase; D004262:DNA Restriction Enzymes; D015252:Deoxyribonucleases, Type II Site-Specific; C027046:TCGA-specific type II deoxyribonucleases