Tyrosine phosphorylation of linker proteins enables the T cell antigen receptor ( TCR ) -associated protein tyrosine kinases to phosphorylate and regulate effector molecules that generate second messengers .
tyrosine phosphorylation of linker proteins enables the t cell antigen receptor ( tcr ) -associated protein tyrosine kinases to phosphorylate and regulate effector molecules that generate second messengers .
B-amino_acid_monomer O O B-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O B-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group O