Site-directed mutagenesis of the consensus CKII site in EBV SM greatly reduced the in vitro phosphorylation of SM by CKII .
site-directed mutagenesis of the consensus ckii site in ebv sm greatly reduced the in vitro phosphorylation of sm by ckii .
O O O O B-DNA_domain_or_region B-protein_molecule O O B-virus O O O O O O O O B-protein_molecule O B-protein_molecule O