PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16256669-3 2003 Micropolarity studies using the I1/I3 ratio of the vibronic bands of pyrene and the behavior of the I(E)/I(M) ratio between the monomer and excimer emissions show the formation of hydrophobic domains. pyrene 69-75 protein phosphatase 1 regulatory inhibitor subunit 1A Homo sapiens 32-37