PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9207075-2 1997 Pulsatile but not continuous GH exposure activates liver STAT5b by tyrosine phosphorylation, leading to dimerization, nuclear translocation, and transcriptional activation of the STAT, which is proposed to play a key role in regulating the sexual dimorphism of liver gene expression induced by pulsatile plasma GH. Tyrosine 67-75 signal transducer and activator of transcription 5B Mus musculus 57-63