PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17045734-10 2007 A hFSHR mutant with all basic amino acids present in the iL3 BXXBB motif replaced by alanine failed to bind agonist and activate effector, and was expressed as an immature < or =62kDa form of the receptor. Amino Acids, Basic 24-41 interleukin 3 Homo sapiens 57-60