PAK1 and diffuse large B-cell lymphoma: The significances of expressions between low‐ and high‐risk groups are more pronounced with regard to levels of PAK2 than to PAK1 (the P‐values differing 1·10 × 1024 fold (BL), 3·25 × 1066 fold (MM), and 9·25 × 1016 fold (DLBCL); Fig 1A).