PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8496948-5 1993 A typical time course for a transportable sugar, such as D-glucose, consists of a zero-time displacement, too fast for us to measure, followed by three rapid reactions whose exponential time courses have rate constants of 0.5-100 sec-1 at 20 degrees C. It is suggested that the zero-time displacement represents the initial bimolecular ligand/GLUT1 association. Sugars 42-47 solute carrier family 2 member 1 Homo sapiens 343-348