Mutational removal of the JNK phosphorylation sites caused constitutive nuclear localization of NFAT4 .
mutational removal of the jnk phosphorylation sites caused constitutive nuclear localization of nfat4 .
O O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O O O O O B-protein_molecule O