The Jak family of tyrosine kinases are known to mediate some of the effects of cytokines or hematopoietic growth factors by recruitment and tyrosine phosphorylation of a variety of Stat ( signal transducers and activators of transcription ) proteins .
the jak family of tyrosine kinases are known to mediate some of the effects of cytokines or hematopoietic growth factors by recruitment and tyrosine phosphorylation of a variety of stat ( signal transducers and activators of transcription ) proteins .
O O O O B-amino_acid_monomer O O O O O O O O O O B-protein_family_or_group O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O B-amino_acid_monomer O O O O O B-protein_family_or_group 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 O O O