Serine protein kinases involved in the regulation of ACTIN polymerization and MICROTUBULE disassembly. Their activity is regulated by phosphorylation of a threonine residue within the activation loop by intracellular signaling kinases such as P21-ACTIVATED KINASES and by RHO KINASE.

Synonyms: Kinase, LIM LIM Motif-Containing Protein Kinases EC 2.7.11.1 Kinases, Lim Lim Kinases LIM Kinase LIM-Kinase LIM Motif Containing Protein Kinases