PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23528086-2 2013 We used high-speed polarized total internal reflection fluorescence (polTIRF) microscopy to study the structural dynamics of single myosin V molecules that had been labeled with bifunctional rhodamine linked to one of the calmodulins along the lever arm. Rhodamines 191-200 myosin VA Homo sapiens 132-140