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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: Curr Protoc Mol Biol. 2012 Jul;CHAPTER:Unit10.29. doi: 10.1002/0471142727.mb1029s99

Figure 3.

Figure 3

Plots of E1-catalyzed ATP:PPi isotope exchange assay at different SUMO concentrations. The plots are generated based on the assays outlined in Basic and Alternate Protocols 1. (A) Plot of rate of ATP:PPi exchange (pmole/min) versus SUMO concentration (μm). (B) Double-reciprocal (Lineweaver-Burk) plot of (A) to linearized the data and determine the kinetic constants (K1/2 and Vmax).