Probably you can use g_rdf -surf to get the surface based g(r) for water
molecules, since g(r) is the local_density divided by the average_density, then
local_density=g(r)_surf*average_density, which is a function of distance from
the surface.
Jianguo
________________________________
From: Yao Yao <ya...@ymail.com>
To: "gmx-users@gromacs.org" <gmx-users@gromacs.org>
Sent: Thursday, 16 February 2012, 3:01
Subject: [gmx-users] Water Shell Density
Hi Gmxers,
Is there a way to calculate the density of water in a protein hydration layer,
like from 5 A to 10 A (radius) from the protein surface?
Thanks,
Yao
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