Motor | ADP Release* koff (s-1) | ATPase | Velocity (μm/min) | |||||
---|---|---|---|---|---|---|---|---|
No MTs + ATP | + MTs | + MTs, ATP | No MTs k cat (s -1 ) | + MTs k cat (s -1 ) | K m,MTs (μM) | Leading end | Lagging end | |
NcdT436S | 0.0304 ± 0.0005 (n = 6) | 0.014 ± 0.003 (n = 4) | 0.066 ± 0.009 (n = 3) | 0.28 ± 0.10 (n = 4) | 2.2 ± 0.4 (n = 4) | 1.3 ± 0.6 (n = 4) | 6.8 ± 0.1 (n = 22) | 7.6 ± 0.2 (n = 22) |
WT Ncd | 0.00305 ± 0.00002 (n = 6) | 0.018 ± 0.006 (n = 6) | 0.04 ± 0.01 (n = 6) | 0.10 ± 0.04 (n = 4) | 1.0 ± 0.2 (n = 4) | 1.6 ± 0.8 (n = 4) | 10.2 ± 0.7 (n = 32) | 10.9 ± 0.7 (n = 31) |