MilkTS_CR_T1.Heatmap_Class_Signal.Purine_metabolism.clusters.txt Purine_metabolism MilkTS_CR_T1.Heatmap_Class_Signal.Pyrimidine_metabolism.clusters.txt Pyrimidine_metabolism MilkTS_CR_T1.Heatmap_Class_Signal.Pyruvate_metabolism.clusters.txt Pyruvate_metabolism