PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22609131-7 2012 TNF-alpha, secreted by hypertrophic adipocytes and adipose tissue macrophages, also inhibits IR signaling by a double mechanism of serine-phosphorylation and tyrosine-dephosphorylation of IRS-1, causing inactivation and degradation of IRS-1 and a consequent stop of IR signaling. Tyrosine 158-166 insulin receptor substrate 1 Homo sapiens 188-193