| Other Names | Serine/threonine-protein kinase 4 , YSK3 , STE20-like kinase MST1 , MST-1 , Mammalian sterile 20 like 1 , TIIAC , MST1 , Krs2 , Mammalian STE20 like protein kinase 1 , EC:2.7.11.1 , Serine/threonine protein kinase Krs 2 , Kinase responsive to stress , STK4 , KRS2 , MST1/C , STE20 like kinase MST1 , Mammalian STE20-like protein kinase 1 , MST1/N , Serine/threonine kinase 4 , Serine/threonine-protein kinase Krs-2 , STK4_HUMAN |