A family of serine-threonine kinases that bind to and are activated by MONOMERIC GTP-BINDING PROTEINS such as RAC GTP-BINDING PROTEINS and CDC42 GTP-BINDING PROTEIN. They are intracellular signaling kinases that play a role the regulation of cytoskeletal organization.

Synonyms: p21-Activated Kinases beta p21-Activated Kinase Oligophrenin-3 alpha-PAK PAK Kinases p21 Activated Kinase EC 2.7.11.1 PAK 1 Kinase PAK 2 Kinase gamma PAK PAK2 Kinase p21 Activated Kinase 3 PAK1 Kinase PAK3 Kinase p21 Activated Kinase 1 p21 Activated Kinase 2 beta p21 Activated Kinase Kinases, p21-Activated p65(PAK) gamma-PAK Oligophrenin 3 alpha p21 Activated Kinase p21-Activated Kinase 1 Serine Threonine Protein Kinase PAK 3 PAK Kinase Serine-Threonine-Protein Kinase PAK 1 p65PAK Protein Serine Threonine Protein Kinase PAK 1 p21-Activated Kinase 3 p21-Activated Kinase 2 Serine-Threonine-Protein Kinase PAK 3 alpha p21-Activated Kinase p21 Activated Kinases p21-Activated Kinase, beta Kinase, p21-Activated p21-Activated Kinase Kinase, PAK beta-PAK Kinases, PAK PAK-2 Kinase PAK-1 Kinase PAK65