PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18983266-6 2009 Arg(333) and Lys(348) in the C-terminal tail of the beta2AR were identified as crucial determinants for Rab11 binding. Arginine 0-3 adrenoceptor beta 2 Homo sapiens 52-59