Matlab files used for the hybrid deterministic/stochastic model described in our paper (see below) can be downloaded from 

http://www.seas.upenn.edu/~biophys/dissemination/kmc-tdgl.zip

J. Weinstein, R. Radhakrishnan, KMC-TDGL, a coarse-grained methodology for simulating interfacial dynamics in complex fluids: application to protein-mediated membrane processes,        2006, Mol. Phys., 104, 3653–3666, 2006.

The paper can be found at http://www.seas.upenn.edu/~biophys/cv_files/weinstmolphys.pdf