May act as a mediator of stress-activated signals. The phosphorylated form forms a complex with WNK2. Predominantly expressed in brain and pancreas followed by heart, lung, kidney, skeletal muscle, liver, placenta and testis. Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. STE20 subfamily. Note: This description may include information from UniProtKB.
Protein type: Kinase, protein; EC 188.8.131.52; Protein kinase, STE; Protein kinase, Ser/Thr (non-receptor); STE group; STE20 family; FRAY subfamily
LTP: The number of records in which this modification site was determined using site-specific methods. SS methods include amino acid sequencing, site-directed mutagenesis, modification site-specific antibodies, specific MS strategies, etc.