5.6.1.3 kinesin spindle protein activator-1 accelerates the basal ATP turnover rate circa 10fold in the absence of microtubules 687306 5.6.1.3 microtubule - 685523, 699906, 700105 5.6.1.3 microtubule concentration for half-maximal stimulation of wild-type 0.0009 mM. Analysis of stimulation for mutants G272C, S275C, A247C, L249C, A252C in native form and modified with 4-phenylazophenyl maleimid 687450 5.6.1.3 microtubule half-maximal activation at 0.00039 mM 690055 5.6.1.3 microtubule half-maximal activation at 2.03 mM 690055 5.6.1.3 microtubule half-maximal activation for full-length protein 0.00029 mM, for truncated form Kif3-592 0.000304 mM, for truncated form Kif3-342 0.002146 mM 686499 5.6.1.3 microtubules strong increase in ATPase activity in the presence of microtubules 656244 5.6.1.3 microtubuli ATPase activity of Kip3p is activated by both microtubules and unpolymerized tubulin 670352 5.6.1.3 additional information microtubule-stimulated ATPase 734310 5.6.1.3 additional information microtubule-stimulated ATPase activity of wild-type monomeric KIF4 734474