# 3dmap

Specify the name of the file into which the potential surface on the coarse-grain molecule surface will be printed.

    3dmap {filename}

where `filename` is a string for the name of the file where a 3D grid will be printed out.

Todo

The PB-(S)AM `3dmap` keyword should not exist; please replace it ASAP with the write command. Documented this todo as https://github.com/Electrostatics/apbs-pdb2pqr/issues/482