PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16953975-3 2006 Only TLR4 engagement induced STAT1 phosphorylation at tyrosine 701, although this response was delayed compared with Ser-727 STAT1 phosphorylation. Tyrosine 54-62 signal transducer and activator of transcription 1 Mus musculus 29-34