tdk KITH_DEIRA DR_1984 Thymidine kinase MLRSPYSGGHLEVVVGPMFSGKSEELIRRLTRSLIARQRVAVFKPAIDNRYHASEVASHAGRTLEAVAVPDAQAIRAQLSGQGELLSAAPEGVDVIGIDEAQFFGPELVPLVLELADAGVRVVLAGLDLDFRAEPFGSMPELLARAESVDKLTAICTVCGAPATRTQRLIGGQPARFDDPVVLVGAQESYEALPRAPHRAQGGVTTPSPLAS 212