3.6.5.6 30 - assay at 733717 3.6.5.6 37 - - 644203, 644206 3.6.5.6 37 - assay at 733253, 733983 3.6.5.6 37 - elongated microtubule protofilaments form at 37°C in the presence of GTP and later close into hollow cylindrical polymers 686631 3.6.5.6 37 - GTPase activity assay 685083, 686670, 687396, 687534 3.6.5.6 37 - GTPase assay 686645