PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11788586-6 2002 Btk is also phosphorylated on threonine residues in a PKC-dependent manner and associates with PKCtheta; upon platelet activation by either alboaggregin A or activation of GP Ib-V-IX alone by von Willebrand factor/ristocetin. Ristocetin 214-224 Bruton tyrosine kinase Homo sapiens 0-3