PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23222959-2 2013 AP2, a heterotetramer of alpha, beta, mu and sigma subunits, links clathrin to vesicle membranes and binds to tyrosine- and dileucine-based motifs of membrane-associated cargo proteins. Tyrosine 110-118 transcription factor AP-2 alpha Homo sapiens 0-3